Homemade Plant Food Recipe 1 teaspoon baking soda. 1 tablespoon epsom salts. ½ teaspoon of ammonia. 1 gallon of water. July 2, 2019 raymay14 Leave a comment Homemade Plant Food Recipe 1 teaspoon baking soda. 1 tablespoon epsom salts. ½ teaspoon of ammonia. 1 gallon of water. Share this: Share on X (Opens in new window) X Share on Facebook (Opens in new window) Facebook Like Loading... Related