Overwintering guide
How to overwinter orange king calendula
Winter watering
Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.
The mistake that kills orange king calendula in winter
Bringing orange king calendula into a warm living room. Too much winter warmth forces weak, pale growth that collapses when it goes back outside — cool and bright beats warm and dim.
More orange king calendula care
- Overwintering calendula — the species this cultivar belongs to
- Full orange king calendula care guide
- Orange King Calendula temperature range
- How often to water orange king calendula
- How to prune orange king calendula
- Common orange king calendula problems & fixes
- Best plant identifier apps — tested and ranked
Overwintering orange king calendula — FAQ
Does orange king calendula need to come indoors for winter?
Orange King Calendula is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze. Orange King Calendula will take cool conditions but not a hard freeze, so the aim is a frost-free winter rather than a warm one. An unheated greenhouse, porch, conservatory or bright garage all work well. Keep it cool, bright and on the dry side, and it will hold steady until growth restarts in spring.
When should I move orange king calendula for winter?
Move under cover before the first hard frost; back outside after the last spring frost.
How often should I water orange king calendula in winter?
Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.
What kills orange king calendula over winter?
Bringing orange king calendula into a warm living room. Too much winter warmth forces weak, pale growth that collapses when it goes back outside — cool and bright beats warm and dim.