Overwintering guide
How to overwinter geranium sanguineum var. striatum
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills geranium sanguineum var. striatum in winter
Cutting geranium sanguineum var. striatum 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 sanguineum var. striatum care
- Overwintering geranium sanguineum — the species this cultivar belongs to
- Full geranium sanguineum var. striatum care guide
- Geranium sanguineum var. striatum temperature range
- How often to water geranium sanguineum var. striatum
- How to prune geranium sanguineum var. striatum
- Common geranium sanguineum var. striatum problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering geranium sanguineum var. striatum — FAQ
Does geranium sanguineum var. striatum need to come indoors for winter?
Geranium sanguineum var. striatum is hardy to roughly USDA zone 3 — winter lows around -40°C. That means it can stay outside all winter in most temperate gardens. Geranium sanguineum var. striatum 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 sanguineum var. striatum for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water geranium sanguineum var. striatum in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills geranium sanguineum var. striatum over winter?
Cutting geranium sanguineum var. striatum 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.