Q&A for How to Make Fertilizer from Banana Peels

Depending on the chemicals that were used, they either evaporate, or decay into a non-toxic, brine-like substance. Completely harmless. However, if you want to be on the safe side, you could give them a wash in hot water to sanitize them.

You can just throw them in your garden as is, although burying them is a better idea. Oven baking speeds up the drying process and kills pathogens.

You do not need to cook it. The whole purpose of cooking it before letting it rot is because it will decay faster if it is cooked.

Banana peels are rich in potassium, as well as many other nutrients a growing plant can take advantage of. The process allows you to dispose of the peels in a way that is natural, through decomposition. It also prevents bugs from being attracted to the peels in your garbage, so overall, it can be pretty useful.

You don't need to boil them. Just put in a mason jar, cover with water and wait a couple of days.

Three days is enough. Give the water a regular shake to release trapped gases. After 3 days, strain and dilute the fertilizer with an equal amount of water and then water your plants. You can even spray it on your plants as it can also be used as a pesticide.

Yes, you can do that. There is no harm in doing that, it is just that the process in this article is easier to do and it makes a powerful mineral-rich fertilizer.