Potassium |
Deficiency Symptoms |
Appears first on oldest cabbage leaves as spots shiny green leaves turn dull green, leaf margins turn a yellowish green followed by withering mature heads are loose and smaller. In K-deficient cauliflower, leaf tips turn brown, leaves turn inward and can have a crinkled surface. |
Correction Measure |
Foliar spray of K2SO4 1% twice at weekly intervals. |