Overwintering guide
How to overwinter upright hedge parsley
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills upright hedge parsley in winter
Cutting upright hedge parsley 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 upright hedge parsley care
Overwintering upright hedge parsley — FAQ
Does upright hedge parsley need to come indoors for winter?
Upright Hedge Parsley is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Upright Hedge Parsley 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 upright hedge parsley for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water upright hedge parsley in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills upright hedge parsley over winter?
Cutting upright hedge parsley 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.