Environmentally safe, natural mineral blend of graphite and talc that will not hurt seeds or plantings. Small seeds will slide easily off planter plates. Seed SLIK SG blend has a unique talc/graphite blend (80/20) and is commonly used in many new mechanical plate and vacuum planters for increased lubricity and wear protection. It aids in reducing particle agglomeration that is common when using a 100% talc powder in higher humidity environments. Common applications are: Mechanical plate planters and vacuum planters.