Copper deficiency vs. optimum-Tomato

Change crop

Nutrients

Tomato - Wilting

Symptoms
Affected plants look less vigorous; they have less foliage with reduced leaf blade. Intercostal leaf areas may become pale green with whitish to yellow-brown necrosis.

Reasons
Copper deficiency (left)

Copper deficiency vs. optimum made worse by

Organic soils
Chalky soils
Sandy soils
Reclaimed heathland
High nitrogen applications

Copper is important for

Photosynthesis
Enzyme process
Manufacturing lignin
Protein synthesis

Yara recommended fertilizers for Copper

YaraVita COPTRAC

Tomato (field grown): 0.5 l/ha at the 4 to 6 leaf stage, (or 35 days after transplanting). Water rate: 200 l/ha.