potted_plant
Yarrow care requirements
water
Low water needs; water moderately when young, then water only during drought once established. Drought-tolerant.
soil
Well-draining, poor to moderately fertile soil; tolerates sandy, rocky, or clay soils; neutral to slightly alkaline pH (6.0–7.5).
light
Full sun (6–8 hours daily); requires bright light for best growth and flowering.
symptoms
Symptoms to look for in Yarrow
- fiber_manual_recordCircular brown or black spots
- fiber_manual_recordYellow halos around spots
- fiber_manual_recordPremature defoliation
help
Common causes in Yarrow
Multiple fungal and bacterial pathogens. Favoured by wet foliage and warm temperatures.
healing
How to treat leaf spot in Yarrow
Remove affected leaves. Apply appropriate fungicide or bactericide.
shield
Preventing leaf spot in Yarrow
Water at soil level. Improve air circulation. Practise crop rotation.