HomeDry fertilizerGrow More 20-8-20 pH Down Grow More 20-8-20 pH Down Category: Dry fertilizer Product ID: 22864 Description Description Dry Package Size: 50 Lb Related products Calcium Nitrate SG 15.5-0-0 Grow More 04-25-35 Grow More 15-15-15 Grow More 05-10-40