Home/Plants/Kerria/Leaf Spot
coronavirus

Leaf Spot in Kerria

How to identify and treat leaf spot in Kerria.

potted_plant

Kerria care requirements

water
Moderate; keep soil consistently moist but not waterlogged during the growing season. Reduce watering in winter
soil
Well-draining, fertile loam enriched with organic matter; pH 5.5–7.0. Prefers slightly acidic soil
light
Part shade to full shade; thrives in dappled sunlight but tolerates full shade better than most flowering shrubs. Can handle 2–4 hours of indirect light
symptoms

Symptoms to look for in Kerria

  • fiber_manual_recordCircular brown or black spots
  • fiber_manual_recordYellow halos around spots
  • fiber_manual_recordPremature defoliation
help

Common causes in Kerria

Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.

healing

How to treat leaf spot in Kerria

Remove affected leaves. Apply appropriate fungicide or bactericide.

shield

Preventing leaf spot in Kerria

Water at soil level. Improve air circulation. Practise crop rotation.