There are two suggestions here for homemade plant food. Homemade plant food is easier on the environment and your produce is safer to consume. With many gardeners practicing green gardening these plant foods are great, Plus the cost is easier on the budget. photo credit: pdugmore2001 1. A friend of mine uses this plant food recipeĀ in his garden and says it is the best plant food there is. I haven’tĀ tried it myself but he always has a...