Snapdragons are cool-season workhorses that bloom prolifically in spring and fall.
Zone 9B has a very long growing season with mild winters. Many crops can be grown nearly year-round with successive plantings.
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 9B has an average last spring frost around Feb 15 and first fall frost around Dec 10. 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.