Straw ash contains potassium, which can be used as fertilizer for plants;

Ash is alkaline, and soaked alkaline water can wash away stains on clothes;

Straw ash can be used to preserve preserved eggs;

Can be used to improve the acidity of the land;

Plant ash can be sprinkled in the shed where chickens and ducks are raised, which can keep warm and damp-proof, keep the shed dry and reduce the occurrence of diseases.