Kiln dried Blood Meal has been used for years by organic gardeners as a natural, slow release source of nitrogen, plus trace minerals. Use 1-3 lbs. The primary nutrients essential to plant growth and quality are nitrogen, phosphorous and potassium. It is used most actively by young buds, shoots and leaves. A lack of nitrogen is indicated by yellow lower leaves, pale green color and stunted growth .
Symptoms are similar for nitrogen and phosphorous deficiencies.
However, plants that require phosphorous may also have reddish, purple stems and delayed fruit and flower development . Deficiencies are difficult to detect but are indicated by leaf edges and tips that yellow then brown, and weak stems . Broadcast 5-10 lbs. Also helps to loosen heavy, clay soils. A great source of nitrogen, this pelletized fertilizer also contains trace minerals and triacontanol, a plant growth promoter.