Troubleshooting
Thalictrum delavayi 'Hewitt's Double' problems — and how to fix them
Thalictrum delavayi 'Hewitt's Double' (Thalictrum delavayi 'Hewitt's Double') is generally forgiving once you match its basics, but a few issues come up again and again. Here is what each one looks like, why it happens, and the fix.
Leaf scorch in dry sun
The fine foliage browns and crisps if soil dries or light is too harsh; provide shade and keep moisture consistent.
Wind damage to tall stems
Slender stems can snap or lean in exposed sites; site in shelter and provide discreet support if needed.
Slow to establish
It can sulk and flower sparsely in its first year or two; give it time, cool moist soil, and avoid disturbing the roots once settled.
Powdery mildew in dry spells
Drought stress invites mildew on the foliage; maintain even soil moisture and good airflow to prevent it.
Prevent thalictrum delavayi 'hewitt's double' problems before they start
Most thalictrum delavayi 'hewitt's double' issues are care-mismatch, not bad luck. Dial in the basics:
- What's wrong with my plant? — the diagnosis apps compared
- Thalictrum delavayi 'Hewitt's Double' watering schedule
- Thalictrum delavayi 'Hewitt's Double' light requirements
- Best soil mix for thalictrum delavayi 'hewitt's double'
- Thalictrum delavayi 'Hewitt's Double' temperature & humidity
- Full thalictrum delavayi 'hewitt's double' care guide
Looking for thalictrum delavayi 'hewitt's double' in general rather than its problems? Read the full thalictrum delavayi 'hewitt's double' care guide — light, water, soil and feeding.
Thalictrum delavayi 'Hewitt's Double' problems — FAQ
Why is my thalictrum delavayi 'hewitt's double' leaf scorch in dry sun?
The fine foliage browns and crisps if soil dries or light is too harsh; provide shade and keep moisture consistent.
Why is my thalictrum delavayi 'hewitt's double' wind damage to tall stems?
Slender stems can snap or lean in exposed sites; site in shelter and provide discreet support if needed.
Why is my thalictrum delavayi 'hewitt's double' slow to establish?
It can sulk and flower sparsely in its first year or two; give it time, cool moist soil, and avoid disturbing the roots once settled.
Why is my thalictrum delavayi 'hewitt's double' powdery mildew in dry spells?
Drought stress invites mildew on the foliage; maintain even soil moisture and good airflow to prevent it.