Growli

Overwintering guide

How to overwinter phlomis-like sage

Verdict
Stays outside
When
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
Hardiness
Phlomis-Like Sage is hardy to roughly USDA zone 7 — winter lows around -18°C. That means it can stay outside all winter in most temperate gardens.

Winter watering

No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.

The mistake that kills phlomis-like sage in winter

Cutting phlomis-like sage 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 phlomis-like sage care

Overwintering phlomis-like sage — FAQ

Does phlomis-like sage need to come indoors for winter?

Phlomis-Like Sage is hardy to roughly USDA zone 7 — winter lows around -18°C. That means it can stay outside all winter in most temperate gardens. Phlomis-Like Sage 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 phlomis-like sage for winter?

Tidy and mulch in late autumn; leave the plant undisturbed until spring.

How often should I water phlomis-like sage in winter?

No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.

What kills phlomis-like sage over winter?

Cutting phlomis-like sage 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.