Campfire pizza is made by cooking pizza dough over a campfire using a cast iron skillet, Dutch oven, foil packet or pizza stone. The simplest method for most UK campers is a cast iron skillet: it needs minimal kit, handles open fire heat well, and produces a crispy base in 10 to 15 minutes. Use kiln-dried ash or oak for a steady, clean-burning coal bed. Making campfire pizza is easier than most people expect, and the result is far better than anything you can achieve over a gas camping stove. Whether you are in a UK campsite, at a festival, or in your own garden, the same principle applies: a good coal bed, the right method, and dry wood are all you need. This guide covers every approach, from the easiest foil packet to a proper pizza stone, and includes the wood species that make the difference between a smoky mess and a genuinely great pizza. Can You Really Make Pizza on a Campfire? The short answer is yes, and once you have done it once you will wonder why you ever bothered with tinned food on camping trips. The key is managing the fire rather than the recipe. What You Need Before You Start The equipment list is shorter than you think. A cast iron skillet with a tight-fitting lid or a piece of foil covers the majority of campfire pizza scenarios. Beyond that: store-bought pizza dough (pre-made at home or from a supermarket), a jar of tomato sauce, grated mozzarella, and whatever toppings travel well. If you want to go further, a Dutch oven or a small pizza stone opens up more options. Store-Bought vs Homemade Dough for Camping Store-bought dough is the practical choice for most camping trips. It keeps well in a cool bag for 24 to 48 hours and requires no prep at the campsite. If you want to make dough from scratch at camp, mix 300g flour, 1 tsp fast-action yeast, 1 tsp salt and 180ml warm water, knead briefly, and leave to rest for 20 minutes covered with a damp cloth. It works well and the texture is excellent, but it does add 30 minutes to your process.   Campfire Pizza Methods Compared The method you choose depends on what equipment you are carrying. Each approach produces a slightly different result, and knowing what to expect before you start saves a lot of frustration around the fire.   Table summary: Cast iron skillet is the best all-round method for UK campers. Foil packet and flatbread base are the easiest options for minimal kit or festivals. Dutch oven produces the most traditional result for groups. Pizza stone is for the dedicated enthusiast with space in the car. How to Build the Right Campfire for Pizza This is the step most campfire pizza guides skip entirely, and it is the most common reason things go wrong. Pizza needs consistent radiant heat, not wild flames. Flames vs Coals: What Campfire Pizza Needs Active flames are for getting the fire going, not for cooking. Pizza cooked directly over high flames burns on the outside before the dough is cooked through. What you need is a deep bed of glowing coals with low, steady heat rising from them. Allow at least 30 to 45 minutes for a hardwood fire to burn down to this stage. The coals should glow orange-red with minimal visible flame before you put your pan on. Getting the Fire Ready Before You Cook Start your campfire early and build it generously. Use quality kiln dried kindling wood to get the fire established quickly (see our guide on what kindling is and how it is used to start a fire), then load with hardwood logs and let them burn down fully. Resist the temptation to cook too early. A hot, flamey fire will burn the base of your pizza within two minutes and leave the top raw. If you need to speed up the process, split your logs smaller: narrower pieces produce usable coals faster than large rounds. Temperature Guide for Campfire Pizza You are aiming for approximately 250 to 300°C at pan level. A rough test: hold your hand 15cm above the coals for no longer than two to three seconds comfortably. If you can hold it longer, the coals need more time. If it is genuinely painful after one second, wait five minutes before cooking. For most campfire pizza methods, you cook with the lid on and check every three to four minutes. For a full guide to campfire building technique, see our article on how to light a campfire and camping fire tips. Best Wood for Campfire Pizza UK Wood choice affects both cooking performance and flavour. This is the advantage of using proper kiln-dried hardwood rather than whatever you find at the campsite. Table summary: Oak and ash are the best all-round choices for campfire pizza cooking. Both produce a steady, hot coal bed with very low smoke. Cherry and apple add a subtle sweetness that genuinely complements pizza toppings. Birch is excellent for getting the fire started. Avoid softwood as primary fuel: it burns too fast and produces more smoke than hardwood at the same moisture level.  If you have the option, cherry or apple logs add a light aromatic quality to the smoke that pairs well with pizza. For more on how species compare by scent outdoors, see our guide to the best smelling firewood in the UK.  Order kiln-dried hardwood logs in bulk bags and nets, Woodsure certified and ready to burn on delivery, with free delivery on orders over £100. Easy Campfire Pizza Recipe (Step-by-Step) The recipe below covers three methods in order of ease. All use the same dough and topping approach, so prepare your ingredients once and choose the method based on what you have with you. Ingredients (makes 2 pizzas) 500g pizza dough (store-bought or homemade), 4 tbsp tomato sauce or passata, 150g grated mozzarella, toppings of your choice, olive oil, salt. If making dough from scratch: 300g strong white flour, 1 tsp fast-action yeast, 1 tsp salt, 180ml warm water. Mix, knead for five minutes, cover and rest for 20 minutes before using. Dough Tips Before You Cook Cold dough straight from a cool bag is difficult to stretch without tearing. Take it out 20 minutes before you plan to cook and let it come to room temperature. Stretch it by hand rather than rolling: press from the centre outward and rotate as you go. Aim for no thicker than 5mm across. Anything thicker will not cook through before the base browns. Method - Cast Iron Skillet Oil the skillet lightly and place it over the coals to preheat for two minutes. Place the stretched dough in the hot skillet and cook for three to four minutes until the underside is golden and the dough begins to puff. Flip the base, then quickly add sauce, mozzarella and toppings to the cooked side. Cover with the lid or a sheet of foil and cook for a further five to eight minutes until the cheese melts and the base is cooked through. Rest for two minutes before cutting. Method - Dutch Oven Preheat the Dutch oven over coals for five minutes with a small amount of oil. Place stretched dough inside, add toppings, and put the lid on. Cook over coals for 12 to 18 minutes. For extra heat on top, place a few glowing coals on the lid to help melt the cheese from above. Check at 10 minutes and rotate the oven a quarter turn to even out any hot spots. Method - Foil Packet Lay a piece of foil flat and oil it lightly. Place a flatbread or pre-rolled dough base in the centre, add sauce and toppings, then fold the foil over to form a sealed tent. Place directly on coals and cook for eight to twelve minutes. The base will be softer and slightly steamed rather than crispy, but this method is reliable and needs no specialist equipment at all. Campfire Pizza Topping Ideas for UK Campers Toppings need to be practical for camping: easy to transport, no need for refrigeration where possible, and quick to assemble around a fire. Classic Toppings That Travel Well Pepperoni, chorizo and salami all travel well in a cool bag and add good flavour without needing much cooking time. Tinned or jarred toppings such as olives, artichokes and sun-dried tomatoes are ideal for camping as they need no refrigeration before opening. Pre-grated mozzarella in sealed bags keeps for 24 hours in a cool bag. Vegetarian Options Sliced peppers, red onion, mushrooms and courgette all work well and can be pre-prepared at home. Pesto makes an excellent alternative base sauce and keeps well in a small jar. Goats cheese and caramelised onion is a particularly good combination for a campfire setting. Sweet Campfire Pizza A dessert pizza is worth trying at least once. Use Nutella or peanut butter as a base, topped with sliced banana, a sprinkle of cinnamon and a drizzle of honey. Cook as normal with the lid on. It takes about six minutes and makes for a memorable end to a campfire meal. Tips for Perfect Campfire Pizza Every Time Most campfire pizza failures come down to the same two causes: a fire that is not ready, and dough that is too thick. Both are easy to avoid. Prep Dough at Home to Save Time If you are making your own dough, prepare and refrigerate it at home up to 24 hours before your trip. Bring it in a sealed container or zip-lock bag. Cold dough stretches more easily and produces a better texture than dough made from scratch at a campsite where temperature and conditions vary. Common Mistakes and How to Avoid Them Cooking over flames rather than coals is the most frequent error and causes a burnt base with raw toppings. Dough that is too thick does not cook through before the base blackens: keep it no thicker than 5mm. Adding too many toppings creates excess moisture that prevents the base from crisping. Keep toppings light and well-drained. Finally, not preheating the pan means the dough sticks: always oil and heat the skillet for at least two minutes before the dough goes in. For a comprehensive guide to wood species, burn times and what works best for outdoor cooking, see our article on the best wood for camping fires in the UK. FAQ - Campfire Pizza UK Can you make campfire pizza without a Dutch oven? Yes. A cast iron skillet with a foil cover is the most practical alternative and produces excellent results. A foil packet requires no specialist equipment at all and works well for a softer, quicker pizza. You do not need a Dutch oven to make campfire pizza successfully. What is the best wood for campfire pizza? Kiln-dried oak or ash are the best choices for campfire pizza. Both produce a steady, hot coal bed with very low smoke. Ash lights faster and is the easier option for most campers. Oak burns longer and suits extended cooking sessions. Fruitwoods such as cherry and apple add a subtle aromatic quality to the smoke that enhances the flavour of the pizza. How do you stop campfire pizza from burning on the bottom? Cook over coals, not flames, and always preheat your pan. If the base is browning too quickly before the top is cooked, raise the pan higher above the coals or reduce the heat by spreading the coals slightly. Keeping the lid on traps heat at the top and speeds up the melting of cheese, reducing the risk of a burnt base. Can you use store-bought pizza dough for campfire pizza? Yes, and for camping it is the recommended approach. Most supermarket pizza dough balls perform well over a campfire and save considerable preparation time. Keep the dough in a cool bag and let it come to room temperature for 20 minutes before stretching, as cold dough is harder to work with. How long does campfire pizza take to cook? Using a cast iron skillet over a proper coal bed, campfire pizza takes 10 to 15 minutes in total: three to four minutes to cook the base, then five to eight minutes with the toppings on and the lid in place. The foil packet method is faster at eight to twelve minutes. Allow 30 to 45 minutes for the fire to burn down to cooking coals before you start. Making Great Campfire Pizza Starts with the Fire  Campfire pizza works best when the fire has had time to build a proper coal bed, the cooking method matches what you have brought with you, and the wood is dry enough to burn cleanly without excess smoke. A cast iron skillet over kiln-dried hardwood coals covers most situations well. Once you have the process down, it is a reliable and genuinely enjoyable way to cook outdoors. Browse Kiln-Dried Logs for kiln-dried hardwood logs and kindling, delivered across the UK and ready to burn for campfire cooking and fire pits. 

Choosing the right wood for a fire pit shapes the whole evening. The wrong fuel means thick smoke drifting towards guests, a fire that dies within the hour, or constant loading to keep things going. The right firepit wood means clean flames, steady heat and minimal maintenance. This guide ranks the most widely available UK hardwood species for outdoor use, covers what to avoid, explains why moisture content matters even more outdoors than indoors, and helps you choose the best fire pit logs for your specific setup. Why Wood Choice Matters More Outdoors A fire pit has no sealed door, no controlled airflow and no flue to carry smoke away from the people sitting around it. Every variable that a wood burner manages mechanically, you manage through the wood you choose. Heat Output and Burn Time Dense hardwood fire pit logs release more energy per log and hold a consistent heat bed for longer. Kiln-dried oak logs and ash logs are the two most popular choices in the UK for this reason: they burn slowly, build a deep coal bed, and require far less reloading than lighter woods or softwood alternatives. Softwood fire pit logs flame impressively at first but burn through quickly, making them poor value as a primary fuel for anything beyond a short session. Smoke and Your Neighbours Smoke is the single biggest complaint about garden fire pits in the UK. Wood above 20% moisture does not combust cleanly: it smoulders, produces thick smoke, and generates more particulate emissions than properly dried wood. In a garden setting, that smoke rises directly into the faces of your guests and drifts towards neighbouring properties. Choosing low-moisture fire pit logs eliminates most of this problem before the fire is even lit. Moisture Content: The 20% Rule UK legislation introduced in May 2023 requires commercially sold firewood under 2m³ to contain less than 20% moisture. For open-air fire pit use, this threshold matters even more than in an enclosed stove: there is no secondary combustion system to burn off what wet wood leaves behind. Kiln-dried logs delivered across the UK arrive at below 20% moisture and are ready to burn immediately, with no waiting and no guesswork. Wood for a Fire Pit – Full Comparison Table The table below covers the most widely available UK species for fire pit and outdoor use. Heat output and burn time figures reflect kiln-dried wood at below 20% moisture burned under open-air conditions. Smoke level indicates typical performance in a garden fire pit with normal airflow.    For a full comparison of how these species perform in indoor appliances as well as outdoor use, see our guide to the best firewood in the UK ranked by heat, burn time and appliance. The Best Hardwood Fire Pit Logs Available In practice, UK buyers purchasing fire pit logs return to the same three or four species consistently. Kiln-dried oak logs, kiln-dried ash logs and mixed hardwood bulk bags account for the majority of fire pit firewood sold in the UK. Here is why each earns its place and how to use them well. Oak Fire Pit Logs – Best for Long Sessions Kiln-dried oak logs are the most reliable choice for extended garden fire pit sessions. Oak is the densest hardwood widely available in the UK, which means it burns slowly, produces a deep and long-lasting coal bed, and holds heat well into the evening without constant reloading. For a three-hour or longer session around the fire pit, oak is the best logs for fire pit use. It takes slightly longer to establish from cold than ash or birch, so starting with softwood kindling (see our guide on what kindling is and how to use it) before loading with oak is the most efficient approach. Ash Fire Pit Logs – Best All-Round Choice Ash is the most popular fire pit wood in the UK for good reason. It lights easily, burns with a steady, clean flame, produces very little smoke, and performs consistently across a wide range of conditions. Kiln-dried ash logs reach efficient combustion temperature faster than oak, making them excellent for shorter evening fires or for buyers who want reliable performance without needing to plan around a warm-up period. If you are ordering fire pit logs for the first time, ash is the safest starting point. Mixed Hardwood Bulk Bags – Best Value for Regular Use Mixed hardwood fire pit logs typically combine oak, ash, birch, beech and sycamore in a single delivery. For most UK garden fire pit users, a mixed hardwood bulk bag offers the best balance of value, performance and variety. The mix provides a range of burn speeds and flame characters, so different logs can be used to start, sustain or wind down a fire as the evening progresses. This is the most practical option for buyers who light their fire pit regularly throughout the year. Browse our mixed and premium hardwood options in the kiln dried hardwood logs collection.  Birch Logs – Best for Ambiance and Easy Lighting Birch burns with a bright, lively flame and a sweet, fresh scent that makes it one of the most atmospheric firepit wood choices for garden entertaining. The papery bark acts as natural kindling. Birch burns faster than oak or ash, so it works best as part of a mixed load or for shorter sessions. For more on the scent and atmosphere each species creates, see our guide to the best smelling firewood in the UK. Best Logs for Fire Pit Cooking Cooking over a fire pit requires logs that produce a consistent coal bed rather than an erratic flame. The species you choose affects not just heat but the flavour transferred to food through smoke. Oak for BBQ and Grilling Oak fire pit logs produce the most reliable cooking base of any UK hardwood. The dense structure builds a deep, even coal bed that holds a steady temperature ideal for grilling meats, fish and vegetables. The mild earthy smoke adds a classic barbecue character without overpowering delicate flavours, and the long burn time means you can cook multiple rounds without reloading between courses. Cherry and Apple for Flavour Smoking Cherry and apple are the best fire pit logs for flavour-focused outdoor cooking. Both produce a sweet, fruity smoke that complements pork, chicken and fish particularly well. Apple suits poultry and white fish with its mild sweetness, while cherry adds more intensity and works well with red meat. Use them as a top layer over an established oak or ash coal bed to add flavour without losing the heat foundation. Woods to Avoid When Cooking Resinous softwoods such as pine and spruce produce acrid, tarry smoke that taints food and is unpleasant to stand near. Treated or painted wood releases toxic compounds that contaminate food and pose a health risk. Driftwood contains salt deposits that release chlorine-based compounds when burned. For any fire pit cooking application, use only untreated kiln-dried hardwood or fruitwood from a certified UK supplier.  Kiln-Dried vs Seasoned Wood for Fire Pits The distinction between kiln-dried and seasoned fire pit logs matters more outdoors than in a closed stove. Open-air conditions remove every mechanical advantage an enclosed appliance provides. Why Outdoor Burning Needs Drier Wood Wind, humidity and lower ambient temperatures all make lighting and maintaining a fire pit harder than a log burner. Wood that performs adequately indoors at 18% moisture will produce noticeably more smoke and a weaker flame in the same conditions outdoors. The UK's high average humidity means that even well-stored seasoned logs can reabsorb moisture over time, particularly through autumn and winter. Starting a fire pit session with marginal wood makes a frustrating situation considerably worse. The Case for Kiln-Dried Fire Pit Logs Kiln-dried fire pit logs are dried under controlled conditions to below 20% moisture, and often to 15% or lower. This guaranteed level means predictable, consistent performance: faster lighting, cleaner flames, significantly less smoke and a longer burn than equivalent seasoned wood. For garden fire pit use, where the experience directly affects guests and neighbours, kiln-dried logs represent a meaningful and noticeable upgrade. If you are unsure whether the logs you have are ready to burn, our guide to seasoned logs vs kiln-dried logs explains the key differences and how to check moisture content before lighting. UK Fire Pit Rules and Smoke Control Areas Wood-burning fire pits are legal in UK gardens under most circumstances. Two frameworks are worth understanding before you light up, particularly in urban and suburban settings. Smoke Control Areas and Garden Fires Smoke Control Areas (SCAs) primarily regulate burning in fixed appliances such as stoves and boilers. Occasional garden fire pit use is generally not subject to the same restrictions, but producing excessive smoke that causes a nuisance to neighbours is an actionable offence under the Environmental Protection Act 1990. Using properly dried fire pit logs with moisture below 20% is the most effective way to avoid complaints, as it dramatically reduces visible smoke compared to wet or green wood. Neighbour Nuisance and the Law Smoke drifting persistently into neighbouring properties can result in an abatement notice from your local council. There is no legal time restriction on garden fire pits in the UK, but repeated incidents that disturb neighbours are enforceable. Choosing low-smoke kiln-dried hardwood, keeping fires at a sensible size and checking wind direction before lighting eliminates most issues before they arise. FAQ – Wood for a Fire Pit UK What is the best wood for a fire pit in the UK? Kiln-dried hardwood is the best wood for a fire pit in the UK. Oak fire pit logs offer the highest heat output and longest burn time for extended sessions. Ash is the best all-round firepit wood for most users due to its low smoke, easy lighting and consistent performance. For social evening fires where atmosphere matters as much as heat, birch adds bright flames and a pleasant scent. Can I use softwood fire pit logs? Softwoods such as larch and spruce are suitable as kindling to start fire pit logs burning (see our kiln dried softwood logs collection), but they are not recommended as the primary fuel. They burn too quickly, require constant reloading and produce more smoke than hardwoods at the same moisture content. Resinous softwoods also spit more in open-air conditions, which is a safety consideration around guests. Why does my fire pit produce so much smoke? Excessive smoke from a fire pit almost always indicates wood with high moisture content. Green wood, improperly stored seasoned logs, or any wood above 20% moisture will smoulder rather than combust cleanly. Switching to kiln-dried fire pit logs with a guaranteed moisture level below 20% resolves most smoke problems immediately. Building a proper coal base before adding larger logs and avoiding blocking airflow also helps significantly. Are logs for fire pits different from logs for a log burner? The same kiln-dried hardwood species perform well in both applications. The key difference is that fire pits are less forgiving of high moisture content because there is no controlled airflow system to compensate. Log size also matters: fire pit logs benefit from being split to a smaller diameter than stove logs, as shorter pieces establish faster and maintain a better heat bed in an open pit. How much firepit wood do I need for an evening? A typical two to three hour garden fire pit session requires between 8 and 15 kiln-dried hardwood logs, depending on log size, species and how large you keep the fire. Oak and ash burn more slowly than birch, so fewer logs are needed for the same duration. Buying in a bulk bag rather than small nets is more cost-effective for anyone using their fire pit more than once or twice a season. What to Remember When Choosing Fire Pit Wood  The wood for a fire pit you choose determines how the entire evening feels. Kiln-dried oak fire pit logs and ash logs cover most situations well, with mixed hardwood bulk bags offering the best value for regular use. Avoid treated wood, driftwood and green wood entirely, and reach for cherry or apple when cooking is on the menu. Get the moisture content right and everything else follows.

Oak burns the longest of any commonly available firewood in the UK. Its high density means it produces a deep, slow-burning coal bed that sustains heat for 2 to 3 hours per log in a wood burner. Beech and hornbeam perform comparably. Ash follows closely and lights more easily, making it the better all-round choice for most homes. All three must be kiln-dried to below 20% moisture to achieve their full burn potential. The species you burn affects how often you reload your stove, how much you spend per winter, and whether your home holds heat through the night. Get the species and moisture content right and a single log can sustain heat for up to three hours. Get either wrong and the same log burns out in under an hour. This guide ranks the most widely available UK species by burn time, explains what drives the difference, and covers how to get the most from every load. Why Some Wood Burns Longer Than Others Two variables determine how long a log lasts: how dense it is, and how much moisture it contains. Species controls the first. How the wood was dried controls the second. Wood Density and Burn Duration Dense hardwoods pack more combustible material into the same volume as a lighter wood. Put an oak log and a birch log of the same size on a fire: the oak contains significantly more energy and releases it more slowly. Oak, beech, hornbeam and ash all outlast softwoods for this reason. Softwoods such as larch and spruce ignite quickly, which makes them useful for kindling, but they are not suited to sustained heating. Why Moisture Content Cuts Burn Time in Half A log at 30% moisture content burns for roughly half as long as the same log kiln-dried to below 20%. The reason is straightforward: wet wood spends a significant portion of its combustion energy evaporating moisture before it can generate usable heat. A kiln-dried oak log that sustains heat for two to three hours in a wood burner may produce under 90 minutes of effective heat at 30% moisture, with considerably more smoke and less actual warmth transferred to the room. For what wood burns longest to give a useful answer in practice, moisture control is not optional: it is the single most important variable. What Wood Burns the Longest - Full Comparison Table The table below ranks the most widely available UK firewood species by burn duration per log in a wood burner, alongside BTU output and moisture requirements. All figures assume kiln-dried wood at below 20% moisture under normal stove conditions.  Table summary: Oak and hornbeam lead on burn duration, both sustaining 2 to 3 hours per log. Beech follows closely and is more widely available than hornbeam. Ash burns for 1.5 to 2 hours but lights more easily than the top two, making it the most practical all-rounder. Birch burns significantly faster and is best used for starting fires rather than sustained heating. Larch is kindling only.  For the full UK firewood comparison including heat output, appliance suitability and species profiles, see our guide to kiln-dried logs ranked by heat, burn time and appliance. The Longest Burning Woods in Detail The four species below consistently outperform the rest on burn duration. Each has slightly different characteristics that make it better or worse suited to different heating needs. Oak - The Longest Burning Firewood in the UK Oak is the densest hardwood widely available in the UK and produces the longest, most consistent burn of any commonly sourced species. A kiln-dried oak log in a well-managed wood burner sustains heat for two to three hours, building a deep coal bed that holds warmth long after the visible flame has settled. This makes oak the preferred choice for evening heating and overnight burns. The trade-off is that oak is slow to ignite from cold and benefits from birch or softwood kindling to establish the fire before loading. Once burning, oak needs minimal attention and produces very little smoke at correct moisture levels. Beech - Close Second with Consistent Performance Beech produces heat output and burn duration closely comparable to oak, typically sustaining 1.5 to 2.5 hours per log under the same conditions. It lights slightly more readily than oak and produces a steady, attractive flame. Beech is particularly well suited to log burners where consistent heat over a long evening matters more than an overnight burn: it performs reliably throughout without the ignition difficulty of oak. Kiln-dried beech is widely available from UK suppliers and represents an excellent alternative when oak supply is limited or costs are higher than usual. Ash - Best All-Rounder for Sustained Heat Ash burns for 1.5 to 2 hours per log and lights more easily than oak or beech, making it the most practical choice for everyday home heating. It reaches useful temperature faster, which makes it well suited to stoves that need to heat a room quickly, and produces a steady, even flame with very little smoke. The slightly shorter burn time compared to oak is the only meaningful downside. For a detailed comparison of how ash and oak perform across different heating scenarios, see our guide to ash vs oak firewood for UK home heating. Hornbeam - The Underrated Long-Burner Hornbeam is one of the densest hardwoods available in the UK but remains less well known than oak, ash or beech. Its burn time is comparable to oak at two to three hours per log, and it produces a clean, hot fire with excellent coal formation. The main limitation is availability: hornbeam is not as widely stocked by UK firewood suppliers as the three species above. Where it can be sourced kiln-dried, it is an excellent choice for anyone prioritising maximum burn duration. What Wood Burns Longest for Overnight Heating? Overnight heating is the use case that most drives the question of what wood burns the longest. The goal is to load the stove before bed and maintain enough residual heat to warm the room through the night without reloading. Which Species Hold Heat Through the Night Oak and hornbeam are the only widely available UK species that produce a coal bed dense and deep enough to hold meaningful heat for four to six hours without reloading. Beech can achieve this in a well-insulated stove with a controlled air supply, but it requires a larger initial load. Ash burns too quickly to sustain overnight heat on its own, though it works well as a secondary load earlier in the evening to build a coal base before oak is added for the long burn. For overnight heating specifically, kiln-dried oak loaded in larger diameter pieces gives the best results. Log Size and Loading Strategy for Long Burns Larger diameter logs burn for longer because they have a lower surface-to-mass ratio: less surface area exposed to combustion per unit of energy stored. For overnight heating, choose the largest diameter pieces from your load rather than the smaller splits. Stack two to three large oak logs in the stove with air gaps between them rather than packing the firebox tightly. A full firebox with restricted airflow produces a smoky, inefficient fire. Two or three well-positioned logs with adequate airflow produces a hotter, cleaner and longer-lasting burn. The Two-Wood System: How to Combine Species The most practical approach to long burn times is a two-species system. Use a fast-lighting species such as birch or ash to establish the fire and build an initial coal bed in the first 30 to 45 minutes. Once the coals are well established, load with kiln-dried oak for the sustained session. The ash or birch creates the conditions the oak needs to ignite properly, while the oak provides the duration neither of the faster-burning species can match alone. Our mixed kiln-dried hardwood logs typically include both ash and oak, making them well suited to this approach without needing to order species separately. If your logs are burning through faster than expected despite using hardwood, our guide to why kiln-dried logs burn too quickly and how to fix it covers the most common causes and practical solutions. Why Moisture Content Matters as Much as Species Species selection is only half the equation. A premium oak log at the wrong moisture level delivers less burn time than a well-dried ash log. Wet Wood vs Kiln-Dried: The Real Burn Time Difference This is where most people misjudge burn time. Air-dried or seasoned wood in the UK often tests well above 20% moisture due to the country's high average humidity, particularly through autumn and winter. Wood above 20% spends combustion energy evaporating moisture rather than generating heat, which shortens burn time and increases smoke. Kiln-dried logs from Kiln Dried Logs arrive at a guaranteed moisture level rather than an estimated one, which is why they deliver more consistent results than seasoned alternatives stored outdoors.  How to Check Your Wood Is Dry Enough A moisture meter is the most reliable check: press the probes into a freshly split face (not the end grain) and read the result. Below 20% is ready to burn. Without a meter, kiln-dried hardwood is noticeably lighter than wet wood of the same size, produces a clear knock rather than a dull thud when two logs are struck together, and shows visible checking or cracking at the cut ends. FAQ - What Wood Burns the Longest What is the longest burning firewood in the UK? Oak and hornbeam are the longest burning firewood species widely available in the UK, sustaining 2 to 3 hours per log in a wood burner when kiln-dried to below 20% moisture. Beech is a close second at 1.5 to 2.5 hours and is more widely available than hornbeam. All three must be properly dried to achieve their full burn potential. Does oak or ash burn longer? Oak burns longer than ash. Kiln-dried oak typically sustains 2 to 3 hours per log in a wood burner, compared to 1.5 to 2 hours for ash. Ash lights more easily and reaches temperature faster, making it the better practical choice for everyday use, while oak is the superior option for overnight burning and sustained evening heat. What wood burns slowest and hottest? Oak and hornbeam burn the slowest and produce the highest heat output of commonly available UK species. Both require kiln-drying to below 20% moisture to deliver consistent performance. How long should firewood burn per log? A kiln-dried hardwood log in a well-managed wood burner should sustain heat for 1.5 to 3 hours depending on species and log size. Oak and hornbeam reach the upper end of this range. Ash and beech fall in the middle. Birch burns for 1 to 1.5 hours. Logs burning out in under an hour typically indicate high moisture content, insufficient log size, or excessive airflow in the stove. Does hardwood always burn longer than softwood? Yes, for any given moisture level. Hardwoods are significantly denser than softwoods, which means they store more energy per unit of volume and release it more slowly. Softwoods such as larch and spruce have their place as kindling due to fast, hot ignition, but they are not suited to sustained heating and should not be used as primary fuel in a wood burner or open fire. What Actually Matters When Choosing Firewood For everyday heating, kiln-dried ash is the easiest species to work with and performs reliably in most UK stoves. When burn duration is the priority, oak is worth the extra effort to establish and produces a coal bed that holds heat long after the flames settle. Keep moisture below 20% and the performance becomes predictable.