Growli

Overwintering guide

How to overwinter angelonia angustifolia 'archangel white'

Verdict
Keep frost-free
When
Move under cover before the first hard frost; back outside after the last spring frost.
Hardiness
Angelonia angustifolia 'Archangel White' is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze.

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 angelonia angustifolia 'archangel white' in winter

Bringing angelonia angustifolia 'archangel white' 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 angelonia angustifolia 'archangel white' care

Overwintering angelonia angustifolia 'archangel white' — FAQ

Does angelonia angustifolia 'archangel white' need to come indoors for winter?

Angelonia angustifolia 'Archangel White' is hardy to roughly USDA zone 9 — winter lows around -7°C. That means it takes cool conditions but not a real freeze. Angelonia angustifolia 'Archangel White' 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 angelonia angustifolia 'archangel white' for winter?

Move under cover before the first hard frost; back outside after the last spring frost.

How often should I water angelonia angustifolia 'archangel white' in winter?

Water only occasionally — enough that the rootball never dries out completely, no more. No feeding until spring growth begins.

What kills angelonia angustifolia 'archangel white' over winter?

Bringing angelonia angustifolia 'archangel white' 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.