Columbine
Aquilegia spp.
Also known as: aquilegia, granny's bonnet
Delicate spurred flowers in bicolor combinations. Native species attract hummingbirds. Short-lived perennial that self-sows freely.
Growing Requirements
Planting Schedule
Start Indoors
8–10 weeks before last frost
Transplant Outdoors
2–9 weeks after last frost
Fall Sow
6–8 weeks before first frost
Germination
21–28 days
Days to Harvest
365–425 days
Zone Suitability
USDA Hardiness Zones
Zones 3–9
Perennial in zones 3–9
Seeds need cold stratification — refrigerate 4 weeks before sowing or direct sow in fall. Short-lived perennial that self-sows freely.
Companion Plants
No companion data available for this plant yet.