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