USDA Growing Zones
Find your growing season, not just your zone
USDA zones are a starting point. Gardeners still need to understand frost timing, heat, rain, crop runway, and whether the season feels delayed, balanced, heat-shaped, or nearly continuous.
Know your zone already? Calculate planting dates
Know your zone?
Search it or tap the zone number.
Jump straight into the guide for your half-zone, then calculate planting dates from there.
Not sure where to start?
Pick the pattern that sounds like your garden.
Browse by the way your year behaves: cold-short, middle, balanced, heat-shaped, or near frost-free.
Season patterns
Start with the kind of season you have.
A zone number helps, but most gardeners are really trying to understand whether they are fighting cold soil, heat, rain, pressure, or a season that runs out quietly.
Cold-short seasons
Gardens fighting to finish before frost after warmth finally arrives.
Season feel: the season feels delayed, then suddenly crowded
Start with Zone 1AMiddle seasons
Warm crops become realistic, but spring patience and fall timing still matter.
Season feel: short enough to plan carefully, long enough to grow a real summer garden
Start with Zone 5ABalanced seasons
Flexible calendars where timing, bed space, and weather swings still shape the work.
Season feel: forgiving, but not automatic
Start with Zone 7AHeat-shaped seasons
Long calendars where heat decides which months still feel comfortable for crops.
Season feel: frost is not the main problem; heat timing is
Start with Zone 9ANear frost-free seasons
Gardens where growth may continue, but pressure, cleanup, rain, and pests rarely fully reset.
Season feel: less about starting the season, more about choosing the right season
Start with Zone 11AGrowing-season spectrum
Tap a zone on the growing-season spectrum.
Use search when you know the zone number. Use the spectrum when you want to compare how the season changes from cold-short to near frost-free.
Cold zones
Short windows, late starts, and crops that need to finish cleanly.
Middle zones
Enough season for summer crops, with spring and fall still setting limits.
Balanced zones
Flexible calendars where sequencing and bed space start to matter more.
Warm zones
Long calendars with heat, water, and crop-quality interruptions.
Near frost-free zones
Rain, pests, heat, and tired beds matter more than a frost reset.
Zone guide index
Browse all zone guides.
Use this as the quick index when you already know the half-zone you want to open.
A zone is a cold-hardiness clue, not a complete planting calendar.
USDA zones are based on winter cold. Last frost, first frost, soil warmth, humidity, shade, wind, slope, and one stubborn cold pocket can still change the actual bed.
Need a planting date, not a zone explanation?
Open the planting date calculatorRead the last frost date guideCheck whether a crop still has time