6 Greatest Worm Composting Bins Of 2022 + How They Work

mbg Contributor

By Lauren David

mbg Contributor

Lauren David is a Chilean-American freelance author. She writes about gardening, meals, well being and wellness, and sustainability. She has been revealed in Allrecipes, Greatist, The Wholesome, The Kitchn and extra.

Picture by Nabi Tang / Stocksy

Our editors have independently chosen the merchandise listed on this web page. If you buy one thing talked about on this article, we could earn a small commission.

Could 29, 2022

Prepared to show your meals scraps into compost with out an excessive amount of effort? Think about vermicomposting, or worm composting—a system the place worms break down natural waste right into a nutrient-rich soil modification, sometimes called black gold.

In case you’re able to embark in your vermicomposting journey, these are the very best worm composter bins to get you began.

What worm composting bins do.

“A worm composting bin offers a closed atmosphere during which worms, often crimson wigglers, eat your leftover food scraps and excrete waste generally known as castings,” explains Matt Eddleston, a gardener with over 20 years of expertise and founding father of Gardening Vibe. “The worm castings are nutrient-rich, making them a super natural fertilizer for rising vegetation.” 

A worm bin could be so simple as a plastic container with a lid, or as difficult as a multi-layer bin with many various compartments and options.

Whereas it can save you cash by building your own bin, Chia-Ming Ro, a backyard advisor and proprietor of Coastal Homestead explains that purchasing a pre-made one “takes the guesswork out.” Contemplating that an ill-fitted bin might depart too little room for air to get in—or not sufficient room for air to move by means of—choosing a pre-made one will higher set you up for fulfillment from the start.

Worm composting bins additionally include many non-obligatory options, reminiscent of stackable trays or spigots, which could be more durable to design your self.

How to decide on your bin.

While you’re deciding on what compost bin is finest for you, step one is considering how you will use it. “It’s a good suggestion to contemplate how a lot area it’s a must to preserve the bin, the amount of meals scraps to course of, and the way discrete you need the looks to be,” says Eddleston.

You’ll need to preserve your bin in a cool spot that does not get direct solar; both inside a basement or storage, or outdoors on a lined porch. Some bins are higher suited to be indoors whereas others are designed to be outdoors.

In terms of nature working its magic, the circumstances are vital, so that you also needs to take into consideration your familiarity with vermicomposting. “Some bins assist to maintain the circumstances humid, well-drained, and well-aerated with out a lot intervention wanted from you, rising the probabilities of quicker compost manufacturing,” explains Eddleston.

Lastly, contemplate the bin’s dimension. “Ideally, your worm bin has two bins that permit worms to maneuver freely from one to the following,” says Ro.

“Stackable bins can course of quite a lot of meals scraps and have a small footprint,” explains Eddleston. “However when you’re residing in an house, you may want a smaller mannequin with fewer trays than a few of the bigger bins which are higher suited to open air or a home with storage area.” 

How we picked

Our checklist comes vetted by vermicomposting specialists who’re accustomed to the method.

Whether or not you are trying to shell out or save, there is a bin in your price range on our checklist.

Whether or not you need to proudly show your bin within the backyard or preserve it discreetly in your storage, there’s an possibility right here for you.

Since everybody has completely different area restrictions, we made certain to supply quite a lot of bin styles and sizes.

mbg’s picks for the very best worm compost bins of 2022:


  • Straightforward to make use of
  • Comes collectively quick


  • Higher for outside use, as it could leak

In case you’re new to worm composting or just need a straightforward set-up, contemplate this worm bag. “This straightforward-to-use vermicomposting bin allows you to course of a big quantity of scraps with out having to fiddle with trays,” says Eddleston. “You simply place bedding within the backside and add meals scraps to the highest.”

Sometimes, castings are prepared in 4 to six months, and all it’s a must to do is unzip the underside and allow them to fall right into a tray or bucket. 

“This vermicomposting bin is sufficiently small to slot in the nook of your kitchen or on a small balcony space,” says Eddleston. “The bin comes with detailed directions, is simple to arrange, and comes with every little thing it’s essential to get began, together with coco coir bedding (however not the worms).”

The good thing about this compact dimension is you may simply transfer it from one location to a different if it’s essential to. And because of the smooth design, it is not apparent worms live inside.


  • Expandable
  • Suits numerous scraps

In case you’re trying to course of quite a lot of meals scraps, “this stackable vermicomposting bin has one of many largest capacities available on the market,” says Eddleston. It additionally has the benefit that you may add a further two trays to the preliminary 4, so you’ve ample room for all of your meals scraps.


  • Expandable
  • Suits numerous scraps


  • Not appropriate for indoor use

This stackable worm compost bin comes with 5 trays and the choice so as to add much more, as nicely a built-in spigot to empty extra liquid. There’s additionally a particular bonus characteristic: “The ‘footwear’ that match across the ft of the product are significantly helpful for utilizing this bin in your yard,” says Eddleston. “When crammed with water they forestall ants from getting inside and killing your worms.”

Greatest for individuals who do not love worms: SUBPOD Composting System & Worm Farm

SUBPOD Composting System & Worm Farm

VIEW ON Amazon | $139


  • Suits numerous scraps
  • Straightforward to make use of


  • Not appropriate for indoor use

In case you’re squeamish round worms or usually are not certain you’re able to work together with them, that is the composter for you. It is a two-chamber bin that may be positioned inside your soil or a raised backyard mattress. “Worms can come and go as they like and [it] doesn’t require turning the compost,” says Ro.

Eddleston provides that it is “a really hands-off answer, as you don’t must empty the container to gather castings.” Plus, it doubles as a small bench within the backyard, holding as much as 150 kilos because of a newly strengthened latch design. 

Need to begin vermicomposting however don’t need it to be apparent that you’ve got pet worms? “The Urbalive vermicomposter has essentially the most trendy design available on the market, making it a good selection for folks with restricted area,” says Eddleston.

The light-weight bin is simple to maneuver and has a smooth and stylish design that you’re going to be keen to point out off, indoors or out. Though small, there’s an choice to broaden from two trays to 4, relying in your wants. 

How do you begin your bin?

Upon getting your bin and order your worms, you may get the method began by filling the worm’s bin with a mixture of meals scraps (inexperienced and brown) and “bedding” reminiscent of shredded paper, cardboard, straw, hay, dry leaves, grime, or wooden chips.

Worms can eat a variety of food scraps together with fruit and vegetable scraps and low grounds, however keep away from giving them citrus fruits, animal, and dairy merchandise. The important thing to sustaining your mattress is ensuring it has the correct amount of meals (and due to this fact, moisture) always. When the system is out of stability, it is going to begin to scent. Here’s a complete primer on getting started feeding your bin.

Combine your bin periodically to loosen up its supplies and forestall odors and hopefully, you will have black gold in your arms very quickly.

How lengthy does it take to compost with worms?

One of many foremost variations between worm composting and traditional composting has to do with velocity. “Vermicomposting is quicker than conventional composting and also you additionally get the additional advantage of worm castings (ie. poop),” says Ro.

Sometimes, you’ll must dedicate solely half-hour per week and can have castings inside 3- 6 months. And the way a lot can worms eat on common per day? “One pound of worms can eat about 1/2 pound of meals a day,” says Ro.

Suggestions & tips to strive.

Right here, Eddleston and Ro share their finest suggestions for anybody who needs to offer it a go along with a worm bin:

  • “To extend the velocity at which the worms produce vermicompost, you need to preserve the bin between 15-25 °C,” says Eddleston.
  • “Maintain your meals scraps in a sealed container earlier than including them to the vermicompost bin,” says Eddleston. “This prevents flies from laying eggs within the meals and retains them out of your bin.” 
  • Ro explains to keep away from including “an excessive amount of citrus or onions all of sudden.” 
  • “In case your worms are gradual at consuming the meals scraps you give them, strive reducing them up into smaller chunks. This often helps them course of the scraps faster,” explains Eddleston.
  • The worm bin shouldn’t scent. If it does, it’s an indicator that one thing is amiss. “A well-balanced compost shouldn’t have any foul odors,” says Ro.

The takeaway.

Worm composting sounds intimidating, however with the proper bin, it may be fairly painless. Select a bin from this checklist that matches your wants and prepare to live more sustainably by changing your meals waste into gold.

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