| Micronutrient | Common fertilizer sources |
|---|---|
| Boron (B) | Sodium tetraborate (14 to 20% B) |
| Solubor® (20% B) | |
| Liquid boron (10%) | |
| Copper (Cu) | Copper sulfate (13 to 35% Cu) |
| Copper oxide 1 | |
| Manganese (Mn) | Manganese sulfate (23 to 28% (Mn) |
| Manganese oxysulfates (variable % Mn) | |
| Zinc (Zn) | Zinc sulfate (23 to 36% Zn) |
| Zinc-ammonia complex (10% Zn) | |
| Zinc oxysulfates (variable % Zn) | |
| Zinc oxide 1 (50 to 80% Zn) | |
| Zinc chelate (9 to 14% Zn) |