It's odorless and rich in nitrogen-releasing bacteria. It feeds your plants slowly and builds the soil with rich organic material. It is naturally composted. This is an all natural organic fertilizer made from poultry farm manure. Black Hen chicken manure has a 2-3-2 analysis and feeds your plants slowly as nutrients are needed. We suggest mixing Black Hen chicken manure with Black Kow cow manure for flower beds and vegetable gardens.