Salvia is a diverse genus with hundreds of species — all attractive to hummingbirds and butterflies, and most extremely heat and drought tolerant.
Zone 7A enjoys a long growing season. You can often get two plantings of cool-season crops (spring and fall).
Good companions: roses, lavender, echinacea, ornamental grasses
Avoid planting near: Wet, poorly-drained sites
Ornamental; deadhead spent spikes to encourage rebloom
USDA Hardiness Zone 7A has an average last spring frost around Apr 5 and first fall frost around Oct 28. 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.