Overwintering guide
How to overwinter blue arrow juniper
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills blue arrow juniper in winter
Cutting blue arrow juniper 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 blue arrow juniper care
- Overwintering rocky mountain juniper — the species this cultivar belongs to
- Full blue arrow juniper care guide
- Blue Arrow Juniper temperature range
- How often to water blue arrow juniper
- How to prune blue arrow juniper
- Common blue arrow juniper problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering blue arrow juniper — FAQ
Does blue arrow juniper need to come indoors for winter?
Blue Arrow Juniper is hardy to roughly USDA zone 4 — winter lows around -34°C. That means it can stay outside all winter in most temperate gardens. Blue Arrow Juniper 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 blue arrow juniper for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water blue arrow juniper in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills blue arrow juniper over winter?
Cutting blue arrow juniper 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.