What is fertilizer burn in peppers (bell peppers)?
Main symptoms: oval or irregular light brown or brown spots appear on the leaves; when the condition develops rapidly, the spots are ring-shaped, with the center of the spot still green. Later, the spots become perforated. Cause: excessive application of nitrogen fertilizer; at the same time, the soil is dry and watering is not timely. Control method: do not apply a large amount of nitrogen fertilizer at one time, and water promptly after fertilizing.
Main symptoms: oval or irregular light brown or brown spots appear on the leaves; when the condition develops rapidly, the spots are ring-shaped, with the center of the spot still green. Later, the spots become perforated.
Cause: excessive application of nitrogen fertilizer; at the same time, the soil is dry and watering is not timely.
Control method: do not apply a large amount of nitrogen fertilizer at one time, and water promptly after fertilizing.