The Best Worm Composter: Top 5 Options



Are you struggling to keep your garden vibrant and healthy? The problem might be with your soil. Over time, plants use up a lot of the nutrients found in soil, and a lot of watering can flush nutrients out of your soil. The result is soil that doesn’t have all the needed nutrients to help your garden grow vigorously.

It is important to add lots of fertilizer or compost to your soil throughout the year, so you can restore your soil to a good balance that helps plants thrive. Buying compost can be pricey, and commercial compost usually isn’t the best for your garden, since these products often contain a lot of artificial products.

The best way to nourish your garden, reduce food and plant waste, and to ensure that there will always be lots of worms for you to use on fishing expeditions is by investing in the best worm composter.

The Five Best Worm Composters to Buy Now

There are quite a few different types of worm composters you can buy. These devices vary in size, function, and portability. In this guide, we are going to take a look at some of the best models to use if you want to produce compost quickly without doing too much hard work.

1. The Quest 4-Tray Worm Compost Kit

This is a great worm compost kit if you are limited on space or want a handy indoor worm farm.

The kit includes four stacking trays, a lid, a metal stand, and a spigot. You place the foods and earthworms in the upper trays and allow worms to process your food so they can produce compost and worm tea. The compost and worm tea is collected at the bottom of the bin or via the spigot.

This bin is super easy to use, since you only need to add food to the top trays, and compost is easy to access by simply opening the right tray.

This worm farm is not particularly huge, and it isn’t made of the best materials, which means it is more suitable for indoor use than outdoor use. You can still place it outdoors if you want. It is a good bin for small homes with tiny yards.


  • Weight: Two pounds
  • Size: 9 x 12 x 8.5 inches
  • Capacity: Compact
  • Color: Turquoise
  • MainMaterials: Plastic
  • Function: Make compost and worm tea
  • Location: Indoor or outdoor use
  • Included: Trays, lid, spigot, and metal stand


  • Ideal composter for small homes
  • Very easy to assemble and use
  • The composter has a bright color
  • You can use it to make compost
  • Use it as a worm farm
  • Use it to make worm tea
  • You can use it indoors or outdoors without any messes


  • It can become smelly if you add the wrong ingredients
  • Some do feel that the box isn’t ventilated enough
  • It is small for large worm farms or households
  • The materials are not very durable


2. The Worm Factory 360 Compost Bin

This worm factory is an ideal investment if you want to breed lots of earthworms and make a bit of compost for your garden. The Worm Factory 360 is adjustable since you can buy additional stacking trays to make your worm farm bigger. These trays stack easily and allow you to add fresh foods at the top of the bin. At the bottom, you can collect fresh compost or healthy worm tea by opening the spigot.

The worm farm is very simple to use and it comes with a handy instruction manual and DVD. Your worms also get bedding materials to help them get settled while your farm is still in the startup phase.

This bin can be used indoors or outdoors, and it is an ideal solution if you want lots of compost, reduced food waste, and to breed lots of earthworms for your garden.


  • Weight: 13.13 pounds
  • Size: 18.46 x 18.39 x 15.67 inches
  • Color: Black
  • MainMaterials: Plastic
  • Function: Make compost and worm tea
  • Location: Indoor or outdoor use
  • Included: Four stacking trays, lid with quick tips, worm ladder, base with spigot, bedding materials, instruction manual, DVD, and other accessories


  • The worm farm is easy to assemble
  • You can use it indoors or outdoors
  • Make healthy compost for your garden
  • Collect healthy worm tea for your garden
  • It can be used for worm farming
  • Bedding materials are included for your worms
  • It is easy to collect the worm tea thanks to the built in spigot
  • You can buy additional stacking trays to make the bin larger
  • You also get an instruction DVD and handbook
  • It is highly durable


  • The compost bin can smell if you don’t use it right or if you add the wrong ingredients


3. The Redmon Since 1883 8000 Compost Bin

If you want to make lots of compost for your large garden, then this is the best bin to buy. This compost bin has a large sixty-five-gallon capacity, and it is very easy to use. You just place it outside and start by adding table scraps, plant material, and earthworms to the bin. Keep adding your materials at the top and allow new materials to process for at least two weeks before you extract them. When your bin gets fuller and plant waste starts to decompose, you can easily extract the compost by opening one of the four access panels at the base.

This bin is well ventilated, which makes it ideal for keeping your earthworms alive and healthy. It doesn’t collect worm tea, but it is still a handy investment if you want lots of compost for your garden.


Weight: Fifteen pounds

  • Size: 26 x 26 x 30.75 inches
  • Capacity: Sixty-five gallons
  • Color: Black
  • MainMaterials: Plastic
  • Function: Make compost
  • Location: Outdoor use
  • Included: Compost bin with lid


  • Large bin is ideal for making lots of compost
  • The bin is well ventilated to keep worms alive
  • You can make your own compost to nourish your garden
  • It is very easy to use
  • It is made from durable materials
  • Four access doors make it easy to retrieve your compost
  • The bin is UV resistant
  • The bin is affordable
  • You can use the bin for worm farming


  • The bin doesn’t collect worm tea
  • You can’t mix the compost easily
  • It can smell if you add the wrong ingredients
  • Other animals like squirrels can chew through the mesh to get into your bin


4. The Educational Insights Now You See It Compost Container

This compost bin is an ideal gift to offer kids who love the environment, bugs, or science. The compost bin is specially designed to allow children to monitor the composting process or to see earthworms interact, because it has clear fake glass sides. It also has three compartments so kids can keep different types of earthworms or monitor different composting stages.

The compost bin has a very cute design, and it is perfectly suitable for indoor use, since it has a leak-proof base. It is a perfect little composter to teach your child about the environment or to have for kids who love to keep earthworms as pets.


  • Weight :1.54 kilograms
  • Size: 13.3 x 9.96 x 5.9 inches
  • Color: Clear
  • MainMaterials: Plastic
  • Function: Educational worm farm and composter for kids
  • Location: Indoor use
  • Included: Worm farm box, three thermometers, and guide


  • The bin is easy to use
  • Perfect for viewing and learning about earthworm farming
  • Perfect for learning about compost production
  • Clear, fake glass gives kids a good view of what is going on inside the farm
  • You can use it indoors
  • It doesn’t leak any liquids
  • Three thermostats are included, so kids can monitor the temperature of composting
  • Can be used for keeping worms as pets
  • Affordable price


  • Not suitable for excessive compost production
  • Not suitable for excessive worm farming
  • The sealed cubicles can fill with water if you add too much moisture
  • It can sometimes be hard to see the worms
  • Not a lot of room to work with


5. The Fcmp Im4000 Outdoor Tumbling Composter

This is an ideal composter for small gardens. The composter is designed to ease compost mixing by tumbling it to mix the compost inside. It is well ventilated, so you can also use it to breed earthworms, but it does not collect worm tea.

To use this compost bin, you can first fill one compartment with your needed ingredients. Allow this compost to sit for two weeks, so the decomposition process can start. In the meantime, you can keep adding your table scraps and garden waste to the other compartment. The compost bin can be tumbled five to six times every two to three days to speed up compost production.

When the compost is ready, you can slide the latch open and collect fresh compost for your garden. The compost is ideal for all garden plants or even for use on your lawn.


  • Weight: 12.7 kilograms
  • Size: 36 x 30 x 28 inches
  • Capacity: 37 gallons
  • Color: Black
  • MainMaterials: Polypropylene
  • Function: Make compost
  • Location: Outdoor use
  • Included: One compost tumbler with fixed lids


  • The composter is made from durable materials
  • Lots of vents are ideal for composting and worm farming
  • The bin is nice and large
  • Perfect for outdoor use
  • You can mix your compost with ease
  • Produce compost within two weeks
  • It has two sides that allow half of your compost to finish while letting you add fresh product to the other side


  • Extracting the compost can be a little bit tough
  • You need to add the right ingredients to produce quality compost
  • It can smell on hot days
  • Be careful not to add too much or too little moisture


Buying Guide

We are quite certain that all of these bins will be handy for producing fine quality compost for your garden or for farming earthworms for your next fishing expedition. If you are not sure which one will suit your home best, this quick guide might help you decide.

The Best for Producing Worm Tea

Worm tea is a natural liquid fertilizer that is made from soaked worm castings in water. This organic material is great for boosting plant growth. If you want to make worm tea, you should consider the Quest 4-Tray Worm Bin or the Worm Factory 360, since both of these collect worm tea and have spigots for easy tea collection.

Out of these two, we do recommend the Worm Factory 360, even though it might be more expensive, but this price increase is because the materials are of better quality. You can also invest in additional trays to make your farm larger.

The Best for Small Homes

Small households should consider the Worm Factory 360 or the Quest 4-tray worm farm for indoor use and the FCMP outdoor worm farm tumbler for outdoor use, because these won’t take up much space and are brilliant for producing lots of compost.

The Best for Making Lots of Compost

If you are making a lot of compost, you should consider the Redmon Since 1883 8000 Compost Bin. This bin is very large with a sixty-five-gallon capacity, and it can be placed outside, so you can continuously make and extract compost to maintain a healthy garden.

The Easiest To Use

The FCMP outdoor tumbling compost bin is by far the easiest to use, because it is so easy to mix your compost. This bin doesn’t just tumble, instead it has two separate compartments. You can fill one compartment and allow it to sit for two weeks while the compost processes. In the meantime, you can fill the other compartment with fresh materials. To use this tumbler, you simply add your compost ingredients, close it, and tumble it three to five times every two to three days.

The Best for Children 

Kids who want to learn more about earthworms or compost making should consider the Educational Insights Compost Bin. This bin is ideal for making your own compost or can be used as a worm farm. The bin gives kids a clear view of the composting process or of their worms. Plus this worm farm can even be kept indoors, since it is leak proof.

Final Thoughts

We do hope that this guide helped you find a quality compost bin that will serve you well for many years to come. If you are also on the market for a few other gardening products like soil test kits, a kitchen composter, fungicide, or other items, then you should hop over to some of our other guides where we compare top gardening products.

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