USDA hardiness zone by ZIP
USDA hardiness zone for ZIP 90012 (Los Angeles)
ZIP 90012 is USDA hardiness zone 10b; use the Los Angeles frost station's Jan 20 last frost and Dec 15 first frost to turn that zone into a planting calendar.
Source: los-angeles-civic-center frost station, USDA zone 10b, last updated 2026-06-28. Verify locally before planting high-value crops because microclimates, current weather, and yard exposure can move the safe date.
ZIP 90012 is in USDA hardiness zone 10b. For vegetables, the zone is useful context, but frost dates decide the actual planting window.