What does it do?
Functions as a catalyst for both photosynthesis and respiration. A constituent of enzyme systems used for building and converting amino acids into proteins. Affects flavor, storage-ability and brix levels (sugar content).
What do you see?
Distorted young growth, chlorosis and eventually death. Copper deficiencies can prevent flower production altogether.
What can you do?
Spray-N-Grow or Mineral Matrix foliar sprays, as copper is the most immobile of the micronutrients its movement in the plant is very limited.