Can You Compost Peanut Shells?

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In Brief: Can You Compost Peanut Shells?

Absolutely Yes, Peanut shells can be composted since they contain considerable carbon residues valuable to compost. If you’re going to compost salted peanut shells, soak them and change the water once or twice to get rid of the salt. Peanut shells can be composted to keep them out of landfills and add carbon to your compost.

This is the one-stop resource you will need to know everything about composting peanut shells.

Let’s dive right in!

Can We Compost Peanut Shells?

Peanut shells are an excellent addition to a compost pile at home. They are a good source of fibrous woody debris that acts as a carbonaceous agent and can break down in the compost pile.

The composting of peanuts depends on many factors, like where you live, because there has been some spread of fungal diseases in some places in The United States.

Apart from these few cases, composting peanut shells is simple, aside from the risk of blight. Because the shells are a little rough and dry, it’s a smart option to break them up and water them down to speed up the process. You can crush them or step on them.

How To Compost Peanut Shells With Ease?

There are a few simple steps that you can follow to compost peanut shells with the most ease.

Crush the shells – Place the shells in a level area and walk on them to crush them. This action will aid in the breakdown of the materials into the soil. You can compost your shells in stages if you have a significant number of them. Sweep them up and place them in a bucket.

Soaking the shells – Fill a bowl halfway with water and add the crushed shells. They’ll try to float, but there will be enough water for them to wander about freely. Soak them for at least 12 hours, if not all night. For even better water absorption, leave them for a few days.

Draining the shells – Drain the shells and toss them in the compost bin. You’ll need to add a thin layer of nitrogenous material, such as grass clippings or kitchen scraps because they operate as a carbonaceous element. You want a healthy ratio of nitrogen to carbon materials of 25:1.

Adding greens – Every few weeks, turn the pile by mixing it up with a garden fork to introduce air into the middle. Add other greens if it appears to be dry and there is no difference. Add more brown material, such as crushed peanut shells, if it’s stinky and damp.

Advantages Of Composting Peanut Shells

Peanut shells have a wide range of advantages for plant growth.

Alternative For Chemical Fertilizers – Peanut Shells can also be used as an alternative for chemical fertilizers. Peanut Shells are organic waste that can be used as a natural fertilizer to increase yield and reduce environmental pollution.

Restoring Carbon Deficiency – Peanut Shells are very rich in carbon content because of which adding them to the compost pile can restore the organic carbon deficit in the soil.

Enhancing Soil Fertility – Peanut Shells contribute by improving soil fertility because they contain phosphate, potassium, and many other necessary nutrients that promote seed germination.

Retaining The Moisture – Peanut Shells have this enate ability to retain moisture for long hours in the soil. Composting works best when the moisture content is between 40 and 60 percent by weight.

Limitations Of Composting Peanut Shells

Even though for all the benefits stated above, composting peanut shells also has some limitations.

Spread Of Fungal Diseases – According to the University of Florida, while peanut shells can contribute vital nutrients to your compost pile, they can also house fungal diseases and nematodes, which are parasites that eat the roots of your plants. The spread of Southern Blight and other fungal infections has been linked to the usage of peanut shells as mulch.


Are peanut shells brown or green compost?

Peanut shells are considered brown compost because they contain a high concentration of carbon. However, the shells are insufficient to meet the brown material’s requirements. As a result, they’re mixed in with other garden leftovers like cardboard, grass clippings, and pecan shells, among other things.

Can I use peanut shells as mulch?

Peanut shells are a good mulch option. This can help to minimize soil erosion and protect the plant’s roots from harsh climatic conditions. It will also decay over time, providing beneficial bacteria and fungus to the soil.

How long does it take for peanut shells to decompose?

Decomposition of peanut shells takes 180-300 days at the very least. The time it takes for peanut shells to decompose is determined by a number of factors. Decomposition time is influenced by several parameters, including particle size, temperature, moisture, etc.

In The End

I hope this article has solved all our doubts regarding composting peanut shells.

If you have any queries regarding composting of peanut shells, please let us know in the comments. Also, I would love to hear if you have any other tips we can add to our guide to make it even better!

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