Snapdragons are cool-season workhorses that bloom prolifically in spring and fall.
Zone 5B has a moderate growing season. Most crops do well here with proper timing around frost dates.
Good companions: other cool-season flowers and vegetables
Avoid planting near: none in particular
Flowering in 70-80 days from seed; excellent cut flowers
USDA Hardiness Zone 5B has an average last spring frost around Apr 18 and first fall frost around Oct 13. 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.