Overwintering guide
How to overwinter arp rosemary
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills arp rosemary in winter
Cutting arp rosemary 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 arp rosemary care
- Overwintering rosemary — the species this cultivar belongs to
- Overwintering arp rosemary — our other guide for the same plant
- Full arp rosemary care guide
- Arp Rosemary temperature range
- How often to water arp rosemary
- How to prune arp rosemary
- Common arp rosemary problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering arp rosemary — FAQ
Does arp rosemary need to come indoors for winter?
Arp Rosemary is hardy to roughly USDA zone 6 — winter lows around -23°C. That means it can stay outside all winter in most temperate gardens. Arp Rosemary 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 arp rosemary for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water arp rosemary in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills arp rosemary over winter?
Cutting arp rosemary 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.