Copper Deficiency - Cauliflower

7078-copper deficiency - cauliflower-main image

Symptom description

Copper deficiency occurs very seldom. Affected plants show chlorosis on expanding and mature leaves. Heart necrosis might also be caused by Cu undersupply.

Made worse by

Organic soils. Chalky soils. Sandy soils. Reclaimed heathland. High nitrogen applications.

Important for

Lignin formation, chlorophyll performance and regulation of superoxide radicals. Necessary for blue pigment plastocyanin, seen in broccoli florets.

Cause description

Copper deficiency (Photo: Chinese cabbage)