Salvia is a diverse genus with hundreds of species — all attractive to hummingbirds and butterflies, and most extremely heat and drought tolerant.
Zone 10B has a very long growing season with mild winters. Many crops can be grown nearly year-round with successive plantings.
Good companions: roses, lavender, echinacea, ornamental grasses
Avoid planting near: Wet, poorly-drained sites
Ornamental; deadhead spent spikes to encourage rebloom
USDA Hardiness Zone 10B has an average last spring frost around Jan 15 and first fall frost around Dec 31. 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.