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Leaf Spot in Chrysanthemum
How to identify and treat leaf spot in Chrysanthemum.
potted_plant
Chrysanthemum care requirements
water
Keep soil consistently moist during growth and flowering; reduce watering in winter dormancy. Water at soil level to avoid wetting foliage.
soil
Well-draining, fertile soil with pH 6.0–6.5. Amend with compost or peat moss for better structure.
light
Full sun (6–8 hours daily); flowering is enhanced by shorter daylight hours in autumn.
symptoms
Symptoms to look for in Chrysanthemum
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Chrysanthemum
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Chrysanthemum
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Chrysanthemum
Water at soil level. Improve air circulation. Practise crop rotation.