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