Las Vegas, NV · zone 8a · ~317 frost-free days

When to plant in Las Vegas: frost dates and zone 8a.

In Las Vegas, the typical last spring frost lands around Jan 27 and the first fall frost around Dec 10, giving you about 317 frost-free days. Cool-season crops go out before the last frost; warm-season crops wait until after it.

The 2026 windows

Sow dates for Las Vegas, keyed to your frost.

CropStart indoorsSpring sow / set outFall sow
Tomato, slicingDec 23 to Feb 22Feb 3 to Apr 5
Lettuce, leafDec 20 to Feb 3Sep 26 to Nov 25
CarrotDec 20 to Jan 22Sep 14 to Oct 10
Bush BeanJan 27 to Mar 19Aug 26 to Sep 28
Cucumber, slicingFeb 3 to May 5Aug 9 to Sep 9
Pepper, bellJan 1 to Feb 22Feb 12 to Apr 5
KaleNov 8 to Dec 6Dec 20 to Jan 17Sep 9 to Oct 25
SpinachDec 6 to Jan 17Sep 26 to Nov 14

Las Vegas sits in Zone 8a, but two gardens in the same city can be a week or two apart. The planner works from your ZIP code's frost dates, not the zone, so the dates land right for your block, not the metro average.

Build your Las Vegas garden plan.

Tell the free planner what you want to eat and who you're feeding. It returns plant counts, spacing, and frost-safe sow dates for ZIP 89101 in about 60 seconds.

Las Vegas planting questions

What planting zone is Las Vegas, NV?+

Las Vegas is in USDA hardiness zone 8a. Growing zone, gardening zone, and planting zone all mean the same thing: the USDA number, 8a here. It tells you what survives winter, not when to plant. Frost dates set your planting time, and the free planner uses your exact ZIP code's frost dates, which can differ by weeks across one metro.

When is the last frost date in Las Vegas?+

The typical last spring frost in Las Vegas, NV is around Jan 27. That is an average from local history, not a guarantee, so tender crops like tomatoes and peppers are safer with a week of buffer after it.

When is the first frost date in Las Vegas?+

The typical first fall frost in Las Vegas, NV arrives around Dec 10, closing a growing season of roughly 317 frost-free days. Count backward from it to find the last date a fall crop can still finish.

What can I plant now in Las Vegas?+

It depends on the date. Cool-season crops like lettuce, kale, and spinach go out weeks before the last frost; warm-season crops like tomatoes and peppers wait until after Jan 27. The table above shows each crop's window; the free planner turns your ZIP into an exact, dated calendar.