Question: what can baking soda be used for in the garden?
Answer: Baking Soda is 100 percent sodium bicarbonate used mainly for cooking purpose. ... As a Pesticide & Fungicide: You can make a very effective organic pesticide spray with baking soda to kill harmful pests and insects in garden like the Powdery Mildew, Aphids, Spider mites, Slugs and Snails and also fungus attacks.