There are several ways to make fertilizer from coffee grounds:

1. You can apply coffee grounds directly into flower pots, which can increase the organic matter content, slowly release nitrogen fertilizer, and achieve branch proliferation. Ye Mao's purpose.

2. Place the coffee grounds in the sun to dry, turn them over once a day, and after 5-10 days, dry them and use them as fertilizer.

3. Let the coffee grounds ferment naturally, but the smell is strong, so it is not suitable for making at home. It can be done far away from the village.

4. Add garden soil at a ratio of 1:2 for fermentation, which can remove odors. You can also add plant leaves or tender stems to it for fermentation. It will be decomposed in 30 days.

Disadvantages of coffee grounds composting:

Ordinary organic fertilizer composting usually takes more than half a year. It can be done in 3 months, but it also has a disadvantage, that is, the fertility is too single. , its main fertilizer content is nitrogen fertilizer, that is, the nitrogen content is very high, but the other phosphorus and potassium content is very low.

This kind of soil is best for foliage plants and grows very rich, but it is not suitable for growing flowering and fruiting plants because it lacks phosphorus and potassium.