
Boron (B) deficiency symptoms:
Symptoms include marginal leaf curing and deformation, and most commonly white stripes appear perpendicular to the veins on the young emerging leaves.
The new leaves may have an incomplete lamina similar to sulphur and calcium deficiency with thickening of secondary veins.
Inhibition of root and flower formation is also observed in the affected plants.
Boron and Calcium deficiency symptoms tend to overlap. See Calcium deficiency pictures also.
Once a plant shows of signs of deficiency, take immediate remedial steps suggested here below, since the plants will not fully recovery once the damage is already happened.
Control Measures:
a. Apply 10g Borax/plant in 3rd month or when...