HomeDry fertilizerGrower’s Secret 16-0-0 Grower’s Secret 16-0-0 Category: Dry fertilizer Tag: ORGANIC Product ID: 23504 Description Description Dry Package Size: 50 Lb Label SDS Related products Biomin Manganese 5% Biomin Cal-Boro 5%Ca & 1%B Biomin Booster 221 Biomin Copper 4%