Copper - Soluble (Grower's Secret)

Organic (OMRI)

**Note that 1 lb and 4 lb sizes are repackaged by Concentrates and do not carry the original OMRI label, requiring additional due diligence for certified producers.**

VitalVit by Grower's Secret

5-0-0, 12% copper

Blend of soluble soy protein and copper sulfate.  May be dissolved for liquid application or added to fertilizer blends.

Copper is a component of the photosynthetic electron transport chain, and is thus essential for all plants.  Most soils have sufficient copper; supplement only in response to a documented deficiency.