potted_plant
Nigella care requirements
water
Moderate; prefers consistently moist but well-draining soil; drought-tolerant once established
soil
Well-draining, light loam; pH 6.0–7.5; does not require rich soil; tolerates poor soil
light
Full sun (6–8 hours daily) for best flowering; tolerates partial shade
symptoms
Symptoms to look for in Nigella
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Nigella
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Nigella
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Nigella
Water at soil level. Improve air circulation. Practise crop rotation.