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
- 43 Gal Dual Chamber Composter: This 43 gallons composter with dimensions of 27.6 × 25.8 × 36 inch. This large tumbling composter makes recycling kitchen scraps a breeze.
- Efficient Aeration System: The compost turners are designed with aeration holes and deep fins to enhance airflow, allowing ample oxygen to blend with the compost. This helps break down clumps and accelerates the composting process!
- 360° Tumbling Design: Gone are the days of manually stirring and digging into your compost pile. Deep flaps on panels and in deep grooves combine to smoothly rotate the compost bin and promote the compost process. The large openings and removable door ease the addition of scraps or clippings and the removal of completed compost.
- Sturdy & Durable: Made with a high-grade metal frame and a robust plastic body, this tumbling composter boasts corrosion-resistance and weather-resistance. Its sturdy construction ensures durability for a prolonged service life.
- Dual-Bin Design: The double bin design presents a unique take on the continuous-use composting concept. Two individual chambers permit one side to complete composting while the other remains available for fresh waste addition. Regular rotation of the two sides generates a continuous flow of nutrient-rich compost.
- 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.
- 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
- 【Simple and Convenient】Without electric machine and without having to dig, turn, and mix by hand, just put in the waste or leaves, turn the composter 5-6 times every few days.
- 【Upgrade Dual Chamber Compost Tumbler】Two 18.5 Gal barrels allow loading one barrel while the other barrel processes. Own a really separately dual batch compost bin outdoor tumbler.
- 【Eco-friendly】 Food scraps and garden waste such as grass clippings and tree leaves can reuse to become nutrient-rich compost for plants in your backyard.
- 【Super Sturdy】 Premium PP material and strong iron frame, granting solid structure. load capacity and weather resistance for lasting use. Two doors are smooth to open and close for easy adding ingredients and remove finished compost.
- 【EASY TO ASSEMBLE】The composting Tumbler adopts a socket connection design, which is more convenient and time-saving to install.(20 minutes)
- 【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 black 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
- 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
- ✅Speed Up Composing Process: More advanced models use rotating to bring oxygen to the center of the bin and paddles inside the chamber to help mix and aerate the composting materials when turned. These improvements or modifications are designed for one reason: to speed the composting process.
- ✅How do Compost Tumblers work? Simple. You load them with green and brown waste from your yard and kitchen. When full, you give them time to work, in other words, heat up. Turning a compost pile mixing the organic materials and the organisms it contains with heat-producing oxygen is the traditional method of keeping the process going full steam. By turning the tumbler, the organic materials are mixed and infused with fresh oxygen.
- ✅Easy to Access Finished Compost: Just Slide the door open and take the organic fertilizer out when the compost is ready. When a check reveals the compost is complete —and this can happen in a matter of weeks —the same access that allowed you to fill the tumbler lets you empty it. Now is the time to spread the results.
- ✅Dual-Bin Design: The dual bin design takes a different approach to the continuous-use composted concept, Two bins are set side-by-side into a single rotating chamber. Thickly insulated compartments conserve the heat generating by the decaying matter, and this greatly speeds the process. This design also allows you to add food waste to one chamber while the other is composting.
- ✅Totally Organic and Money-Saving: If you're looking for a fast, convenient way to compost your kitchen throw-outs, grass clippings, and organic yard waste, our outdoor kitchen compost bin is just right for you! The Compact Compost Tumbler quickly recycles it into nutrient-rich compost.
- 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.
- 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!
- DUAL CHAMBER COMPOST BIN - Dual chamber composter allow for continuous composting. Fill up one while the other nears the end of the compost process, the rich black stuff ready to use. Once empty, that becomes the one to fill up while the other completes the cycle.
- AERATION SYSTEM- Aerated internal bar mixes compost & allows needed airflow.Black, double-wall panels absorb and retain heat.Perfectly suited for your garden and for people not wanting to mix the organic waste in their traditional compost bin.
- INGENIOUS TUMBLER DESIGN - Turns on axis for easy and balanced rotation.Easy slide doors will help keep track of each batch,the length of 1 door is 10.23” and the width is 6.1
- CONVENIENT LOADING HEIGHT - Enough height to put a cart under this compost tumbler.Easy to turn barrel, waste mixed easily, fast batch composting.
- STURDY POWDER-COATED STEEL FRAME - Powder-coated steel frame provides a sturdy base for the large compost bin.Galvanized steel feet prevent rusting and deterioration.
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.