Overwintering guide
How to overwinter tennessee coneflower
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills tennessee coneflower in winter
Cutting tennessee coneflower 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 tennessee coneflower care
Overwintering tennessee coneflower — FAQ
Does tennessee coneflower need to come indoors for winter?
Tennessee Coneflower is hardy to roughly USDA zone 4 — winter lows around -34°C. That means it can stay outside all winter in most temperate gardens. Tennessee Coneflower 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 tennessee coneflower for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water tennessee coneflower in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills tennessee coneflower over winter?
Cutting tennessee coneflower 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.