Columbines are elegant, woodland-edge perennials with distinctive spurred flowers beloved by hummingbirds and long-tongued bumblebees.
Zone 5A has a moderate growing season. Most crops do well here with proper timing around frost dates.
Good companions: ferns, hostas, bleeding heart, astilbe
Avoid planting near: Hot, dry, full-sun sites in zones 7+
Ornamental; harvest seed pods when mature for replanting
USDA Hardiness Zone 5A has an average last spring frost around Apr 25 and first fall frost around Oct 8. All planting dates above are calculated from these frost dates. Your specific location may vary — check with your local extension office for the most accurate dates.