potted_plant
Cucumber care requirements
water
Deeply and regularly. Consistent moisture essential; water stress causes bitter fruit.
soil
Rich, moist, well-draining soil. pH 6.0–7.0.
light
Full sun — 8+ hours.
symptoms
Symptoms to look for in Cucumber
Yellow, angular patches bounded by leaf veins on the upper leaf surface, with greyish-purple fuzzy growth underneath, spreading rapidly in humid weather.
help
Common causes in Cucumber
Downy mildew is one of the most serious cucumber diseases, spreading extremely rapidly in humid conditions and capable of defoliating a planting within days once established.
healing
How to treat downy mildew in Cucumber
Remove and destroy affected leaves immediately, apply a fungicide labelled for downy mildew at the first sign of infection, and improve airflow around plants.
shield
Preventing downy mildew in Cucumber
Choose downy-mildew-resistant varieties (essential in humid climates), water at the soil level, and space plants generously for airflow.