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Leaf Spot in Hoya Carnosa
How to identify and treat leaf spot in Hoya Carnosa.
potted_plant
Hoya Carnosa care requirements
water
Allow soil to dry between waterings; water when top inch feels dry; reduce watering in winter and after flowering
soil
Well-draining mix with perlite, orchid bark, or coco coir; does not tolerate heavy, waterlogged soil
light
Bright, indirect light; blooms best with 6+ hours of bright light daily; can tolerate partial shade but flowering reduces
symptoms
Symptoms to look for in Hoya Carnosa
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Hoya Carnosa
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Hoya Carnosa
Remove affected leaves. Apply appropriate fungicide or bactericide.
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Preventing leaf spot in Hoya Carnosa
Water at soil level. Improve air circulation. Practise crop rotation.