coronavirus
Leaf Spot in Vietnamese Coriander
How to identify and treat leaf spot in Vietnamese Coriander.
potted_plant
Vietnamese Coriander care requirements
water
Keep soil consistently moist (not waterlogged); this herb prefers humid, boggy conditions and wilts quickly in dry soil.
soil
Rich, well-draining soil with high organic matter; prefers slightly acidic pH (6.0–6.8).
light
Bright, indirect light or partial sun; prefers 4–6 hours of sunlight; can tolerate some afternoon shade in hot climates.
symptoms
Symptoms to look for in Vietnamese Coriander
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Vietnamese Coriander
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Vietnamese Coriander
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Vietnamese Coriander
Water at soil level. Improve air circulation. Practise crop rotation.