Compost bin vs. Worm farm

A lot of people have their own compost bin to make a good homemade fertilizer for their garden. Although a compost bin is way more popular and well known, a worm farm can also give you an amazing fertilizer for your garden. So which one is better? And what are the pros and cons? In this article, we compare a compost bin with a worm farm. Keep reading so you can decide what is the best option for you.

Compost bin vs. Worm farm – Pros and cons

Compost binWorm farm
- Easy to maintain
- Can be setup cheap
- Produces quicker than a worm farm
- Can safe you up to 27% of your kitchen waste
- You can easily make a worm farm yourself
- Can be setup cheap
- A well maintained, healthy worm farm doesn't stink but smells “earthy”
- A lot of children love to do this
- Contains less nutritients than worm poop
- Can create a smell
- You need to get the nitrogen and carbon ratio right for it to work properly
- Will attract flies if you overfeed the worms because the food will start rotting
- Works slower than a compost bin
- You can't throw out as much kitchen waste as with a compost bin
Check out one of the best compost bins on AmazonCheck out one of the best worm farms on Amazon

How does a compost bin work?

Compost bin vs. Worm farm

It is important for several factors to be present while making compost: proper ventilation, heat, as well as moisture. This will aid the compost cultures which help it to decompose by eating at the waste. In a conventional compost pile, the moisture and the heat are going to depend on the weather; however, the property owners can help in proper ventilation by mixing the pile manually. This will also assist the fresh waste to decompose quicker.

A perfect combination of carbons and nitrogens will help to create the ideal environment for the useful microorganisms that will help to decompose organic matter. Ideal carbons will consist of the following:

  • Dried out veggies
  • Newspaper
  • Cotton
  • Cardboard

You will require the red worms to break down organic matter given that there is not enough space available to you. Comprehending precisely what you should place inside the compost bin might indicate the difference between a fantastic worm food and simply wastage of time. Moreover, an environment with only carbons will likewise be wastage of time as well. For this reason, it will also require nitrogen in the mixture. Some examples of a good nitrogen source:

  • Fresh grass cuttings
  • Green kitchen scraps
  • Excrements of the herbivores

While preparing the compost, it is important to bear in mind that you should not allow the interior part of the bin to become moist.

Want to know more about composting? Read our article “How does a compost bin work and what can you put in the compost bin?”

How does a worm farm work?

Compost bin vs. Worm farm

You can buy a worm farm bin, or you can make a worm farm yourself. A worm farm is a great way to reduce food waste or to make your own garden fertilizer. It’s easy to maintain.

A worm farm most often contains three levels. Each level has a different purpose.

Top-level – This is where you throw away your kitchen scraps and where the worms eat. When the worms are done eating, they will move to the middle level.

Middle level – This is where the worms poop. So this part will be filled with worm feces, a good fertilizer for your garden. Worm poop looks like rich, dark soil.

Bottom level – This is where al the worm wee. You can mix one part of the worm wee with seven parts of water to make a good fertilizer. A lot of worm farms come with a small drain to win the worm wee.

You can easily make your own worm farm. We found the perfect DIY on youtube that shows you how to make your own worm farm for only $ 30,- all you need is:

What can you put in a worm bin? There is a lot of food that can be thrown in a worm farm, for example:

  • Fruit
  • Veggie scraps
  • Teabags
  • Coffee grounds
  • Eggshells (crushed)
  • Moist cardboard and newspaper
  • Pasta and bread (small amounts)

Things you shouldn’t put in the worm farm are products like limes, garlic, and onions, meat, fish, bones and pet feces.

Our pick for the best compost bin

Yimby Tumbler Composter

Best Compost Tumbler

Best Compost Tumbler


Mixing your compost pile by hand is a thing of the past. This rolling composter was designed to make mixing your compost easier and more efficient. Mixing is simple, all you have to do is close the door and make sure to turn the tumbler 5-6 times every 2-3 days and your compost can be finished within two weeks with the correct balance of ingredients.

This tumbler is designed with two separate sides that allow you to cook on the one side while preparing the other side to cook by gathering ingredients. This will allow you to always have a constant flow of healthy and rich compost at all times without interruption.


  • Good price/quality ratio
  • Easy to use and to turn
  • Two composting chambers
  • BPA free, UV inhibited, 100% post-consumer recycled polypropylene with galvanized steel frame


  • You have to assemble it yourself
  • A bit small if you want to use it for a lot of kitchen waste and garden waste

Our pick for the best worm farm

Hungry Bin – Worm farm compost bin continuous flow

best worm farm compost bin

The worm farm compost bin from Hungry bin processes up to 4.4 lbs (2 kg) of waste per day. It has a patented continuous flow and doesn’t need your supervision, or to be tumbled. It has wheels so it can easily be moved around.


  • Processes up to 4.4 lbs (2kg) of waste per day
  • Doesn’t smell
  • Doesn’t attract flies or bugs
  • Wheels make it easy to move around
  • It can contain a lot of worms
  • Lifetime guaranteed


  • Not cheap
  • Some people complain that worms may escape sometimes


So now you know the differences between a compost bin and a worm farm and all the pros and cons. If you are impatient or want to start this because you want to reduce kitchen waste, you should probably buy a compost bin. If you want a highly nutritious fertilizer for your garden and you are a patient person, a worm farm is most likely a perfect match for you.


Hi, I'm Gina, mother of two sons and married to Wayne. I love working in- and around the house and my biggest hobbies are gardening and projects around the house. So I'll share a lot of tips and tricks with you around those topics.

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