Can rice husk ash be used as fertilizer?

Rice husk ash as fertilizer

Rice husk ash can be used as fertilizer, but it must be composted and fermented before use. It is rich in phosphorus and potassium fertilizers. For many flowering and fruiting vegetables, it can improve the plant's resistance to lodging and promote its healthy growth.

Rice husk ash can be used as flower fertilizer and can be used for vegetables or plants, such as tomatoes, green vegetables, Torreya grandis, orchids, roses, soybeans, rice, and white calla lilies.

How to make fertilizer from rice husk ash

1. Soil preparation: Rice husk ash can be used as an auxiliary material and mixed with nutrient soil in a ratio of 1:5, and then the plants can be planted in it.

2. As fertilizer: Rice husk ash can also be used as foliar fertilizer. After adding an appropriate amount of clean water and mixing evenly, it can be sprayed directly on the leaves of the plant.

Key points for using rice husk ash fertilizer

1. When using rice husk ash, please note that the more is not necessarily better. The usage amount is about 5% of the soil. It can be mixed in the soil or directly sprinkled on the soil surface.

2. The amount of rice husk ash used should not be too much. If used improperly, the plants will have yellow leaves, burn roots, burn seedlings and other phenomena. If it is a vegetable, it will also reduce the yield.