Soil Power Worm Castings blended for starting seeds. Organic Fertilizer / Plant Food. 2 Lbs. Concentrated Strength. Makes 8 Lbs. Seeds sprout faster & grow stronger. Feeds plants for up to 4 months. Worm Castings Odorless - NO MANURE - Holds 3X its weight in water - AVA Recommended Seeds sprout Fast Seedlings grow faster & Stronger High Microbial activity with all primary, secondary & macro nutrients