Banana Peels as Fertilizer: Do They Actually Work?


Chances are, you’ve seen a video of someone soaking old banana peels in a mason jar of water and pouring it over their house plants. He claims it is the best fertilizer, and his plants have never been happier. But…how true can that statement be? Here’s exactly what you can expect when using banana peels as fertilizer.

You can’t believe everything you see on TikTok. Or Instagram. Or the Internet, for that matter.

Every day, I see plant hacks advertised with miracle cures or mysterious superpowers that you can use on your house plants and garden. Even better, they come from kitchen scraps or ingredients you already have in your pantry!

I hate to burst bubbles, but many of these aren’t as great as they look – one of them being banana peels.

So before you make compost from banana peels, let’s talk about the proposed benefits and the real value of using banana peels in the garden.

This post will discuss…

kitchen scraps for insects
Bananas do best in the compost bin along with other kitchen scraps.

importance of potassium

Potassium is one of the three major macronutrients that plants need, along with nitrogen and phosphorus. This means that plants take up potassium in large quantities compared to other micronutrients and minerals.

Potassium helps promote overall plant health, enhancing its immune system and disease resistance. A plant that gets enough potassium has plenty of vigor.

But just because it’s one of the more essential nutrients doesn’t mean your soil is deficient in potassium. The best way to know what your soil needs or may be lacking Do soil test. it’s easy to do at home soil test kit,

a handful of soil
Well-balanced soil contains potassium, nitrogen and phosphorus.

Banana peels as fertilizer. Do they really work?

We all know that banana is a very good source of potassium. Our parents tell us to eat bananas to promote a healthy heart and prevent leg cramps.

So, in theory, bananas should also be an excellent source of potassium for the garden, right?

Well, not at all. I have seen that banana tea is usually made by soaking the peels in water and then the banana water is used as fertilizer for home plants and garden. This practice is similar to compost tea, which is a hotly debated topic in itself.

this is the reality Very little of the banana disintegratesWhich means banana water has very little nutritional value for your plants.

Another way people use banana peels is to add them directly to the soil. In fact, it takes a long time for the banana peel to break down. This can also result in air pockets and a smelly garden.

Bananas are not an instant nutrient booster. They are just like any other kitchen scraps that you throw in the compost pile.

Even if your garden is deficient in potassium according to a soil test, there are better ways to get it. Compost and other garden amendments like alfalfa meal and wood ashes can be great potassium additions.

Do you want a better fertilizer recipe? Try my indoor plant fertilizer recipe.

How to Use Banana Peels in the Garden

If you want to use banana peels in the garden, Treat them like any other kitchen leftovers. Because yes, it’s always better to compost your kitchen leftovers instead of dumping them in the landfill.

banana peels are considered green In the compost heap, along with the remains of other fruits and vegetables. Green vegetables contain a lot of moisture and are usually high in nitrogen.

The greens need to be mixed with sawdust, such as leaves or cardboard, which have a high carbon content and allow air to flow so the compost doesn’t get soggy and smelly.

so! Simply put your banana peels in the compost bin and Make sure you’re following the correct compost recipe (Try this recipe) so everything breaks down quickly and without a big stink.

compost pile
A compost bin is the best home for your banana peels.

FAQs About Banana Peels in the Garden

How effective are banana peels as fertilizer?

Bananas aren’t bad for the garden, but they’re by no means a miracle fertilizer. The best way to use them is to put them in your compost bin with your other kitchen scraps.

How to keep insects and animals away from banana peels in the garden?

A well-balanced compost should not be excessively smelly (follow this compost recipe). Place banana peels in your compost bin instead of directly in the garden, which will help them break down faster.

You can also use a compost tumbler, which is a completely covered and enclosed compost system. I used this method when rats came to my compost and it worked like magic.

Can you put a whole banana in water for plants?

Traditional banana tea is made using leftover peels. Nevertheless, too little of the banana disintegrates in water to be of much value as a fertilizer. So, your best option is to eat that banana and put its peel in your compost, where it can break down and provide some real value to your garden.

More gardening questions answered


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