Hygroscopic. If the humidity in the booth is too high, a layer of ash can be used to absorb moisture.
Make up fat. The application of plant ash in a plastic greenhouse can directly provide nutrients for the vegetables; in the vegetable growing stage, spraying with 10% of the ash liquid in the lixivium will help enhance the plant's resistance to stress.
Prevent disease. The use of plant ash in vegetable greenhouses can inhibit the occurrence of damping-off diseases such as vegetable seedlings, blight, roots of leeks, and spot blotch of celery, gray mold of leeks, and other diseases.
Tear soil. The greenhouse vegetable is used for a long time and the soil is easy to compact. The increase of the plant ash can loosen the soil and prevent the compaction.
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