Overwintering guide
How to overwinter agastache 'kudos coral'
Winter watering
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
The mistake that kills agastache 'kudos coral' in winter
Cutting agastache 'kudos coral' 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 agastache 'kudos coral' care
Overwintering agastache 'kudos coral' — FAQ
Does agastache 'kudos coral' need to come indoors for winter?
Agastache 'Kudos Coral' is hardy to roughly USDA zone 5 — winter lows around -29°C. That means it can stay outside all winter in most temperate gardens. Agastache 'Kudos Coral' 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 agastache 'kudos coral' for winter?
Tidy and mulch in late autumn; leave the plant undisturbed until spring.
How often should I water agastache 'kudos coral' in winter?
No winter watering needed in open ground. Containers only need water in long dry, frost-free spells.
What kills agastache 'kudos coral' over winter?
Cutting agastache 'kudos coral' 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.