potted_plant
Doronicum care requirements
water
Keep soil evenly moist during growth and flowering; water regularly in spring. Reduce watering as plant goes dormant in summer heat.
soil
Well-draining, moderately fertile loam. Prefers pH 6.0–7.0. Amend with compost; tolerates a range of soil types.
light
Full sun to partial shade (3–6 hours); full sun preferred for best flowering. Tolerates dappled shade.
symptoms
Symptoms to look for in Doronicum
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Doronicum
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Doronicum
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Doronicum
Water at soil level. Improve air circulation. Practise crop rotation.