Bluestone 'Copper sulphate'
Corrects copper deficiency in soils such as sandy or peaty soils.
Copper deficiency can occur in all types of soils, particularly in sandy or peaty soils.
Copper is important to citrus trees and vegetables.
Deficiency symptoms include yellowing of young leaves with green spots at the end of veins. Young leaves can also be curled and spurs stunted.