Overwintering guide
How to overwinter geranium cinereum var. subcaulescens
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills geranium cinereum var. subcaulescens in winter
Cutting geranium cinereum var. subcaulescens hard back in autumn "to tidy up". That removes the growth that shelters the crown, and on some plants removes next season's flower buds entirely.
More geranium cinereum var. subcaulescens care
- Overwintering grayleaf cranesbill — the species this cultivar belongs to
- Full geranium cinereum var. subcaulescens care guide
- Geranium cinereum var. subcaulescens temperature range
- How often to water geranium cinereum var. subcaulescens
- How to prune geranium cinereum var. subcaulescens
- Common geranium cinereum var. subcaulescens problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering geranium cinereum var. subcaulescens — FAQ
Does geranium cinereum var. subcaulescens need to come indoors for winter?
Geranium cinereum var. subcaulescens is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Geranium cinereum var. subcaulescens is properly hardy and overwinters outside without fuss. Tidy away anything dead or diseased, apply a mulch over the crown to steady soil temperatures, and otherwise leave it alone — many hardy plants actually need a cold period to flower and grow well the following year. Save hard pruning for the right season rather than doing it in autumn.
When should I move geranium cinereum var. subcaulescens for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water geranium cinereum var. subcaulescens in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills geranium cinereum var. subcaulescens over winter?
Cutting geranium cinereum var. subcaulescens hard back in autumn "to tidy up". That removes the growth that shelters the crown, and on some plants removes next season's flower buds entirely.