The best outdoor composting tumblers make turning your kitchen scraps into nutrient-rich compost a breeze. We researched dozens of models, evaluating each on durability, capacity, ease of use, and value.
Our top pick, the Dual Chamber Compost Tumbler, has a large capacity, is made of sturdy plastic, and has a height-adjustable latch to keep your compost securely inside.
Here are the best outdoor composting tumblers.
Best Outdoor Composting Tumblers: Editor Recommended
Our Editor’s Best Outdoor Composting Tumblers Reviews
- Made in Canada from 100% post-consumer recycled plastic - The original 8-sided dual chamber tumbling composter.
- TUMBLING COMPOSTER – Avoid digging and mixing your compost pile by hand. The tumbling design makes mixing easy and efficient. Just close the door and turn it 5-6 times every 2-3 days. In hot sunny conditions and with a proper balance of ingredients the compost can finish in as little as 2 weeks.
- EASY TO USE – Fantastic for beginners! The large openings and removable door make it easy to add scraps/clippings and remove finished compost. Deep fins on the body provide great ergonomic handholds.
- TWO COMPOSTER CHAMBERS ARE BETTER THAN ONE – Two separate sides allow the first side to finish while leaving the second side available to add fresh scraps/clippings. Continuously swapping sides after finishing will create an uninterrupted flow of rich, healthy compost.
- EXCELLENT AERATION – All our composter models feature aeration holes as well as deep fins to break up clumps inside the chamber and mix lots of oxygen into the compost. Tumbling composters allow far greater aeration than standard models.
- YOUR RECIPE FOR PLENTIFUL PLANTS – Do you dream of a huge harvest or a front yard full of vibrant flowers? Achieve all of your garden goals with Miracle-Gro’s large 2x - 27.7gal (105L) dual chamber rolling compost tumbler! It’ll help you produce a constant and abundant flow of the coveted “black gold.” Give your plants the nutrient-dense fertilizer they crave, and watch your garden bloom like never before!
- DOUBLE-DUTY, CONSTANT COMPOST – Serious gardeners need an endless supply of compost to keep their gardens looking and producing their best. Miracle-Gro’s turning garden composter does just that with its dual chamber design and high volume capacity. Add compost ingredients to 1 side, while letting the other side cure, and you’ll never get caught without compost again!
- FAST AND EASY – Stop struggling with that clunky, cumbersome, difficult to use outdoor compost bin! Miracle-Gro’s rotating compost bin is easy to use for everyone. Our efficient tumbler system is simple to load and unload, while creating perfectly cooked compost without having to dig, turn, or mix by hand. It’s also designed to speed up decomposition, yielding rich, fertile compost in just 4-6 weeks!
- LONG LASTING DEPENDABILITY – With a name like Miracle-Gro, you know you’re getting nothing but the best quality. This all seasons compost bin tumbler is crafted with sturdy side-locking mechanisms, a strong galvanized steel base, and tight seals to keep out unwanted pests. Plus, the BPA-free, food grade, UV-protected plastic ensures faster and more efficient composting all year round, while never leaching harmful toxins.
- EFFORTLESS MAINTENANCE - Forget about constantly turning your compost pile by hand. With Miracle-Gro’s compost bin tumbler, simply give it a few rotations every few days, and let the innovative design do the hard work for you.
- EASY TO USE: Large, built-in handle with gear system requires minimal effort to turn the barrel
- ACCELERATED PROCESS: Internal mixing bars aerate material while spinning to help accelerate decomposition
- ALWAYS HAVE COMPOST: With two chambers, you can add ingredients to one side while letting the other side decompose
- FAST COMPOSTING: Aerating vents help promote fast composting with air flow
- SIMPLE TO LOAD: Two sliding doors make it easy to load and unload
- TWO STAGE COMPOSTING - Our 65-gallon composting bin provides effortless composting with its dual-compartment design. With two separate compartments, composting becomes a continuous and streamlined process. Users can seamlessly transition between the filling and maturing sides, ensuring a steady supply of nutrient-dense compost. This tumbler composter allows efficient management of waste since you can start using the second level once the first one is full.
- SPILL PROOF LARGE OPENING & CAPACITY -. With a spacious 65-gallon capacity, this compost tumbler provides ample space for composting kitchen scraps, yard waste, and more, making it perfect for households of all sizes. The large opening allows the ready compost to just fall out without the need to pry it loose as would happen with a smaller opening. Just turn the doors to the bottom and open the door to let it all fall out.
- TURNING HANDLE - Our compost bin tumbler is equipped with a specially designed geared handle, making turning and aerating your compost a breeze. The gear mechanism provides increased leverage, requiring less physical effort to rotate the drum, even when it's fully loaded. Say goodbye to struggling with heavy loads – with our geared handle, composting becomes a smooth and effortless task, ensuring optimal aeration and decomposition for nutrient-rich compost
- ROBUST CONSTRUCTION - Rust and corrosion resistant. The strong reinforced barrel of the composter tumbler has been UV protected and contains multiple air vents to promote aerobic decomposition. The frame is powder coated zinc and its open front design allows for the easy access for collection of ready to use compost from the barrel with plenty of room for a Composting Cart or bucket to roll in underneath.
- VERSATILE USE - Whether you want to compost kitchen scraps, garden waste, or a combination of both, this outdoor compost tumbler is suitable for all types of composting. The internal divider can be removed making one large compartment. We also have an optional add on Easy Turn Gear handle making it 3 times easier to turn (sold separately).
- Twin chambers: Two separate chambers allow one side to finish composting while leaving the other side available to add fresh wastes; Constant alternation of the two sides will create an uninterrupted stream of nutritious compost
- 360⁰ Tumbling Design: The rotating design prevents you from digging or mixing the pile by hand; And the deep fins on eight panels make it easier to turn the compost bin
- Excellent Aeration: Air vents can make the air fully circulate and will not cause an explosion due to excessive internal pressure; Deep fins can better break the clumps, which is conducive to the full fermentation of oxygen
- Sturdy & Durable Construction: Constructed of premium metal frame and high-quality pp plastic body, this tumbling composter is corrosion-resistant, weathering-resistant, sturdy, and durable for long-lasting service life
- Garden Gloves Included: The gloves that not only protect your hands from injury, but are also waterproof, making them easy to clean; With 4 durable ABS plastic claws for easy digging, planting and other gardening work
- GROW A HAPPIER GARDEN – Do you look at other’s gardens with envy? Give your plants the nutrient-dense fertilizer they crave, and watch your garden bloom like never before! With Miracle-Gro’s dual chamber, heavy-duty tumbling composter you get 2 compartments for faster and more efficient composting all year round.
- KEEP THE NUTRIENTS COMING – Achieve your gardening goals with a steady supply of ready-to-use compost! This 2-chamber compost tumbler allows you to add compost ingredients to 1 side, while waiting for the other side to cure. And with internal mixing bars that speed up the decomposition process, you can expect rich, fertile compost in just 4-6 weeks!
- NO MORE HEAVY LIFTING – Miracle-Gro is here to make composting easy for beginners and seasoned green thumbs alike! Our efficient tumbler system is the simple way to get perfectly cooked compost without having to dig, turn, and mix by hand. All you have to do is open the easy-sliding door, add your scraps, and turn the composter 5-6 times every few days.
- A BRAND YOU TRUST – With the help of Miracle-Gro, both you and your garden will thrive. As America’s most trusted garden supply brand, we guarantee you’ll be satisfied with our products. Once you start using the compost generated by your new dual-chamber tumbling composter, you’ll enjoy bigger harvests, healthier plants, and your most beautiful gardens yet!
- Achieve your garden goals with a pair of Scotts multi-purpose gardening gloves! Each pair is latex-free, water-resistant, and features a no-slip grip, perfect for both indoor and outdoor projects. Grow your green thumb with Scotts and Miracle-Gro!
- YOUR RECIPE FOR PLENTIFUL PLANTS – Do you dream of a huge harvest or a front-yard full of vibrant flowers? Achieve all of your garden goals with Miracle-Gro’s large 18.5-gallon (70 L) single-chamber rolling compost tumbler! It’ll help you produce a constant and abundant flow of the coveted “black gold.” Give your plants the nutrient-dense fertilizer they crave, and watch your garden bloom like never before!
- TURN YOUR FOOD WASTE INTO GARDEN GOLD – Transform kitchen and garden waste into rich, fertile compost – the gardener’s treasured “black gold!” Ready-to-use compost will be yours in just 4-6 weeks, thanks to Miracle-Gro’s unique aeration system. Internal mixing bars speed up decomposition to make growing a happy garden easier than ever!
- REDUCE YOUR CARBON FOOTPRINT – Studies show that approximately one-third of the world’s food supply goes to waste. But with Miracle-Gro’s rolling compost box, you can do your part to change that. Save your compostable food scraps, help the environment, and cook up some compost that your plants will love
- LONG LASTING DEPENDABILITY – With a name like Miracle-Gro, you know you’re getting nothing but the best quality. This all-season compost bin tumbler is crafted with sturdy side-locking mechanisms, a strong galvanized steel base, and tight seals to keep out unwanted pests. Plus, the BPA-free, food-grade, UV-protected plastic ensures faster and more efficient composting all year round, while never leaching harmful toxins.
- EFFORTLESS MAINTENANCE - Say goodbye to manually turning your compost pile. With the Miracle-Gro compost bin tumbler, just give it a few spins every few days and let its innovative design handle the rest. Plus, a pair of garden gloves is included in the package to make your composting experience even easier.
- Two Separate Tumbling Chambers: 2 x 22.5 Gallon separate chambers are alternate for FAST and EFFICIENT composting. It can help you to start a new compost while the other chamber is still composting. It also allows you to avoid digging and mixing your compost pile by hand.
- Built to Last Construction: Made of extra-thick brand-new polypropylene and sturdy powder-coated steel not only protects against the sun but is resistant to corrosion. It will not rock even when rotating the compost bin.
- Excellent Aeration for Efficient Composting: The aeration holes and deep fins on each panel can break up the waste inside, it can mix more oxygen into the compost, help air fully circulate, and speed up the composting process, resulting in nutrient-rich compost.
- Easy Assembly: Comes with all the necessary accessories and clear instructions to help you quickly and easily complete the assembly process. The Compost Tumbler is connected using buckles and fewer screws, ensuring a convenient and efficient installation. (About 30 minutes)
- PERFECT for Beginner Composters or Seasoned Pro: The large openings and removable door make it easy to add scraps/clippings and remove finished compost. All you need to do is put the green and brown waste from your yard and kitchen and turn the composter 5-6 times every few days. The tumbler rotates smoothly and easily.
- Large Capacity - This large compost bin can hold a considerable amount of material, up to 80 gallons (300 L), reducing the frequency of operation and is great for storing transferred compost or yard compost. It is very easy to use. Simply fill it with organic waste (such as old hay, pony manure, and kitchen scraps, etc.) and wait for it to decompose in 4-6 weeks, you will have vitamin-rich soil to fertilize your vegetables and flowers!
- Premium PP Material - Made from high-quality, BPA-free PP that provides a sturdy structure and lasting durability. Black PP material efficiently retains heat and regulates moisture for a shorter composting time. It can withstand outdoor elements and even the coldest of winters.
- Functional Design - This top-loading composter features a convenient and secure lid to keep pesky critters away from your food scraps and to prevent wind from tipping over the bin. The lid opens and closes with one hand. The locking feature at the top and pull-up door at the bottom also makes it easy to shovel out compost.
- Superior Aeration Station - Designed with multiple air vents on each side, along with deep ribs, to provide excellent air circulation for composting. With our compost bin, you can produce nutrient-rich compost faster without digging, shoveling or mixing by hand.
- Turn Waste Into Treasure - The composter is a helpful solution for turning your food scraps and garden waste, such as grass clippings and tree leaves, into nutrient-rich compost for plants in your backyard. Reusing your waste to create fertile soil is a sustainable win-win method for both your beautiful home and nature.
- 【Sturdy Construction】--This large tumbling composter makes recycling kitchen scraps a breeze. This premium BPA free organic compost bin is made from PP material and powder-coated steel construction, interlocking panels add sturdiness, sturdy enough to hold the device which does not rock or attempt to turn over even when spinning, stable enough not to fall over in even 40 mph winds as long as there is compost in it
- 【Practical Dual Chamber】--The outdoor compost tumbler bin has 2 separate chambers that allow you can use the compost more frequently and efficiently while a single barrel composter, you have to wait to add new materials until the original materials have properly decomposed. Also you can combine it with a dry source to avoid getting mushy compost.
- 【Convenience Aeration System】--The strong compost barrel features aeration holes as well as deep fins to break up clumps inside the chamber and mix lots of oxygen into the compost, please make sure that you have all the tabs in the holes as well or the panel won't make a flat seam. Easy to use as the openings are divided, just slide the door open to add the compost material and slide shut
- 【Rotatable & Easy to Assemble】--This rotating waste bin is relatively easy to put together - half and hour or less, manual with installation steps in every package, a pair of gloves and screwdriver included. Center divider is made with angled edges with offsets, please make sure the edge fits into the slots of the panels when assembling. Tip: take advantage of the self locking nuts and thread the nuts on until they touch the plastic, then you can turn the screws without having to hold the nut
- 【Speedy Process & Space-saving】--Black color compost container can help absorb sunlight, allow for warm temperatures and faster composting. Compact enough for the outdoor space, looks nice in the yard and doesn't stink as long as you keep the green/brown ratio correct. Makes composting in urban areas super easy! Maximum capacity of 43 gallon and assembled size of 28. 5" X 25" X 37".Bundled with Garden Gloves: Convenient for digging, planting, and other gardening work
Best Outdoor Composting Tumblers Buying Guide
Before choosing the best outdoor composting tumbler you should consider the following options:
1. Size and Capacity: How much waste you’ll produce will affect the size of the tumbler you buy.
Think about how much you expect to produce, and then choose accordingly. Although some tumblers have a smaller capacity than others, it’s not a huge deal as you can empty the container more often.
You can also adjust your organic waste disposal habits to suit the size of the tumbler.
2. Durability: The material the tumbler is made from will have an impact on its durability.
Plastic and steel are the most common materials used for these appliances. Steel is stronger than plastic, but it is heavier and more expensive.
If you’re going to move the tumbler around a lot, it’s a good idea to get one made from plastic.
3. Ease of Use: The design of your tumbler will affect how easily you can use it.
For example, if it has a lid that you need to lift up to pour out the compost, it will get stuck a lot.
This can be frustrating, especially if you have kids helping to empty the tumbler.
If it has a handle, it will be easier to move, but it will also be heavier.
4. Price: The price of a tumbler will vary depending on the features it offers, but also on its material.
Steel will cost more than plastic, but it’s more durable, and you can expect a longer lifespan.
What else you should know about the best outdoor composting tumblers
1. What are the best materials to use in a compost tumbler?
The best materials to use in a compost tumbler are kitchen scraps, garden waste, and manure.
2. What is the ideal size for a compost tumbler?
Most compost tumblers have a capacity of around 30 to 40 gallons.
3. What is the best way to aerate a compost tumbler?
The best way to aerate a compost tumbler is to turn it regularly so that air can reach all the material inside.
4. How often should a compost tumbler be rotated?
A compost tumbler should be rotated every 2-3 days.
5. What are the benefits of using a compost tumbler?
There are many benefits of using a compost tumbler, including the fact that they help to speed up the composting process, they make it easier to control the temperature and moisture levels of the compost, and they can help to reduce bad odors.
Conclusion
On the market, there are numerous best outdoor composting tumblers. Hopefully, the list of the top ten best outdoor composting tumblers will save you time researching and deciding on the best one for you.