potted_plant
Dianthus care requirements
water
Water moderately; keep soil consistently moist during growing season but allow to dry between waterings. Reduce watering after flowering.
soil
Well-draining, fertile soil with neutral to slightly alkaline pH (6.5–7.5). Amend with compost or peat moss.
light
Full sun to partial shade; requires 6+ hours of direct sunlight daily for best flowering.
symptoms
Symptoms to look for in Dianthus
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Dianthus
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Dianthus
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Dianthus
Water at soil level. Improve air circulation. Practise crop rotation.