Homemade Fertilizers—15 Simple and Inexpensive Options ...
• In an empty 1 gallon milk jug, mix 1 teaspoon baking powder, 1 teaspoon of ammonia (a very strong source of quick nitrogen), 3 teaspoons of instant iced tea (the tannic acid in this helps the plants to more quickly and easily absorb nutrients), 3 teaspoons blackstrap molasses (this helps feed soil bacteria), 3 tablespoons of 3% hydrogen ...