A substitute for manure fertilizers and is also a pest repellent. When mixed with soil, it protects plant roots from soil insects, nematodes and white ants. It also balances soil pH level by producing natural acids as well as neutralizing alkaline. Neem Cake Powder is an excellent organic fertilizer with broad action repellent features that work against more than 200 species of pests. It is harmless to non-targets such as pollinating insects, mammals and other vertebrates.