Frost Dates for Washoe Valley, NV 89704

Last spring frost May 29 · First fall frost October 5 · 129 frost-free days · USDA Zone 7a

ZIP 89704 has about 4,850 people.

Moderate season: 129 frost-free days. Spring frost risk spans May 7–June 19 (43 days). Fall frost risk spans September 13–October 27 (44 days).

Frost probability for 89704

Frost10%50%90%
Spring (last frost)June 19May 29May 7
Fall (first frost)September 13October 5October 27

Dates come from NOAA 1971–2000 freeze probabilities at CARSON CITY (16.4 km away); the 50% date is the median year.

Which crops fit a 129-day season in Washoe Valley

In Washoe Valley (129 frost-free days, a moderate season), 37 of 56 planner crops fit outright, 16 get two plantings, 2 need an indoor start, 1 crop is perennial.

CropStart indoorsPlant out / sowDays you haveVerdictLast sow date
TomatoApr 24Jun 12–Jun 1987fits: 80 days to maturity, 87 available after Jun 12.—
PepperApr 17Jun 12–Jun 1987fits: 75 days to maturity, 87 available after Jun 12.—
LettuceApr 3May 1–May 8164two-plantings: Plant May 1 and again by Aug 14; both mature before Oct 12.Aug 14
Carrots—May 8–May 15171fits: 70 days to maturity, 171 available after May 8.Aug 3
CucumberMay 8Jun 12–Jun 19101fits: 60 days to maturity, 101 available after Jun 12.Jul 9
Beans—Jun 5–Jun 19115fits: 60 days to maturity, 115 available after Jun 5.Jul 16
Peas—Apr 3–Jun 12192fits: 65 days to maturity, 192 available after Apr 3.Jul 25
ZucchiniMay 15Jun 12–Jun 19101fits: 55 days to maturity, 101 available after Jun 12.Jul 14
OnionMar 6May 1–May 15164fits: 100 days to maturity, 164 available after May 1.—
Spinach—Apr 3–May 22206two-plantings: Plant Apr 3 and again by Sep 2; both mature before Oct 26.Sep 2
KaleMar 20May 1–May 15178two-plantings: Plant May 1 and again by Aug 18; both mature before Oct 26.Aug 18
BroccoliApr 3May 1–May 15164fits: 80 days to maturity, 164 available after May 1.Jul 10
CabbageApr 3May 1–May 15178fits: 70 days to maturity, 178 available after May 1.Aug 3
Radish—Apr 3–Jun 26192two-plantings: Plant Apr 3 and again by Sep 3; both mature before Oct 12.Sep 3
Beets—Apr 3–Jun 26192two-plantings: Plant Apr 3 and again by Aug 4; both mature before Oct 12.Aug 4
Potatoes—May 15–May 22150fits: 90 days to maturity, 150 available after May 15.—
Garlic—Oct 5234overwinter: Plant Oct 5 to Oct 26; harvest the following summer.Oct 26
Strawberry—Apr 24–Jun 19185perennial: A perennial: plant Apr 24; it fruits from the following year and keeps producing for several years.—
CornMay 1Jun 5–Jun 12101fits: 75 days to maturity, 101 available after Jun 5.Jun 17
PumpkinMay 15Jun 12–Jun 1294head-start: Even planted out Jun 12, the outdoor season is about 6 days short; choose an early variety or grow under cover.—
CauliflowerApr 17May 22–Jun 5143fits: 75 days to maturity, 143 available after May 22.Jul 15
Swiss ChardApr 3May 15–May 15150two-plantings: Plant May 15 and again by Aug 4; both mature before Oct 12.Aug 4
Arugula—Apr 3–Jun 26206two-plantings: Plant Apr 3 and again by Sep 2; both mature before Oct 26.Sep 2
Brussel SproutsApr 3May 1–May 15178fits: 100 days to maturity, 178 available after May 1.Jul 4
Butternut SquashMay 15Jun 12–Jun 1994head-start: Even planted out Jun 12, the outdoor season is about 6 days short; choose an early variety or grow under cover.—
EggplantApr 10Jun 12–Jun 1987fits: 70 days to maturity, 87 available after Jun 12.Jun 15
OkraMay 1Jun 5–Jun 12108fits: 55 days to maturity, 108 available after Jun 5.Jul 14
BasilApr 24Jun 19–Jun 1994fits: 60 days to maturity, 94 available after Jun 19.Jul 9
Cilantro—May 1–May 22164two-plantings: Plant May 1 and again by Aug 9; both mature before Oct 12.Aug 9
ParsleyMar 20Jun 5–Jun 12129fits: 70 days to maturity, 129 available after Jun 5.Jul 20
CeleryMar 20Jun 5–Jun 19129fits: 120 days to maturity, 129 available after Jun 5.—
ScallionsMar 20May 1–May 15178two-plantings: Plant May 1 and again by Aug 13; both mature before Oct 26.Aug 13
Turnip—May 1–May 15178two-plantings: Plant May 1 and again by Aug 23; both mature before Oct 26.Aug 23
Kohlrabi—Apr 17–May 1192two-plantings: Plant Apr 17 and again by Aug 18; both mature before Oct 26.Aug 18
Bok ChoyMay 1May 22–May 29143two-plantings: Plant May 22 and again by Aug 14; both mature before Oct 12.Aug 14
CollardsMar 20May 1–May 15178two-plantings: Plant May 1 and again by Aug 13; both mature before Oct 26.Aug 13
CantaloupeMay 15Jun 12–Jun 1987fits: 85 days to maturity, 87 available after Jun 12.—
ChivesMar 6Jun 5–Jun 12143fits: 90 days to maturity, 143 available after Jun 5.—
Dill—Apr 3–Jun 26192two-plantings: Plant Apr 3 and again by Aug 4; both mature before Oct 12.Aug 4
OreganoMar 20Jun 5–Jun 12143fits: 80 days to maturity, 143 available after Jun 5.—
RosemaryMar 6Jun 5–Jun 12129fits: 80 days to maturity, 129 available after Jun 5.—
SageApr 3Jun 5–Jun 12143fits: 75 days to maturity, 143 available after Jun 5.—
ThymeMar 20Jun 5–Jun 12143fits: 90 days to maturity, 143 available after Jun 5.—
CalendulaApr 17May 15–May 29150two-plantings: Plant May 15 and again by Aug 9; both mature before Oct 12.Aug 9
CosmosMay 1May 29–Jun 12115fits: 60 days to maturity, 115 available after May 29.Jul 9
LavenderMar 6May 29–Jun 12150fits: 90 days to maturity, 150 available after May 29.—
MarigoldsApr 17May 29–Jun 5115two-plantings: Plant May 29 and again by Jul 19; both mature before Sep 21.Jul 19
MelonsMay 15Jun 12–Jun 1987fits: 85 days to maturity, 87 available after Jun 12.—
Mint—May 29–Jun 12150fits: 90 days to maturity, 150 available after May 29.—
NasturtiumsMay 1May 29–Jun 5115fits: 55 days to maturity, 115 available after May 29.Jul 14
Pole Beans—Jun 5–Jun 19108fits: 65 days to maturity, 108 available after Jun 5.Jul 4
Spaghetti SquashMay 15Jun 12–Jun 1994fits: 90 days to maturity, 94 available after Jun 12.—
Sunflowers—May 29–Jun 12115fits: 70 days to maturity, 115 available after May 29.Jun 29
TomatillosApr 3Jun 5–Jun 1294fits: 75 days to maturity, 94 available after Jun 5.Jun 10
WatermelonMay 15Jun 5–Jun 1294fits: 80 days to maturity, 94 available after Jun 5.—
Yellow SquashMay 15Jun 12–Jun 19101fits: 55 days to maturity, 101 available after Jun 12.Jul 14
ZinniasMay 1May 29–Jun 12115fits: 60 days to maturity, 115 available after May 29.Jul 9

Month by month in Washoe Valley

MonthWhat to do
JanuaryPlan your garden layout and order seeds. Research varieties suited to your frost dates.
FebruaryStart the slowest-growing crops indoors: onions, leeks, and celery (10–12 weeks before last frost).
MarchStart indoors: Chives (Mar 6), Lavender (Mar 6), Onion (Mar 6), Rosemary (Mar 6), Celery (Mar 20), Collards (Mar 20), +5 more.
AprilStart indoors: Broccoli (Apr 3), Brussel Sprouts (Apr 3), Cabbage (Apr 3), Lettuce (Apr 3), Sage (Apr 3), Swiss Chard (Apr 3), +8 more. Direct sow from: Arugula (Apr 3), Beets (Apr 3), Dill (Apr 3), Peas (Apr 3), Radish (Apr 3), Spinach (Apr 3), +1 more. Plant: Strawberry (Apr 24).
MayStart indoors: Bok Choy (May 1), Corn (May 1), Cosmos (May 1), Nasturtiums (May 1), Okra (May 1), Zinnias (May 1), +9 more. Direct sow from: Cilantro (May 1), Turnip (May 1), Carrots (May 8), Potatoes (May 15), Sunflowers (May 29). Transplant from: Broccoli (May 1), Brussel Sprouts (May 1), Cabbage (May 1), Collards (May 1), Kale (May 1), Lettuce (May 1), +12 more. Last frost around May 29.
JuneDirect sow from: Beans (Jun 5), Pole Beans (Jun 5). Transplant from: Celery (Jun 5), Chives (Jun 5), Corn (Jun 5), Okra (Jun 5), Oregano (Jun 5), Parsley (Jun 5), +17 more. Last sowing dates: Tomatillos (Jun 10), Eggplant (Jun 15), Corn (Jun 17), Sunflowers (Jun 29).
JulyLast sowing dates: Brussel Sprouts (Jul 4), Pole Beans (Jul 4), Basil (Jul 9), Cosmos (Jul 9), Cucumber (Jul 9), Zinnias (Jul 9), +10 more.
AugustLast sowing dates: Cabbage (Aug 3), Carrots (Aug 3), Beets (Aug 4), Dill (Aug 4), Swiss Chard (Aug 4), Calendula (Aug 9), +8 more.
SeptemberLast sowing dates: Arugula (Sep 2), Spinach (Sep 2), Radish (Sep 3).
OctoberDirect sow from: Garlic (Oct 5). First frost around October 5. Last sowing dates: Garlic (Oct 26).
NovemberHarvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year.
DecemberClean up spent plants. Add compost to beds. Rest, review, and plan next year's garden.

Frequently Asked Questions

What is the last frost date for Washoe Valley, NV (ZIP 89704)?

The median last spring frost date for Washoe Valley, NV (ZIP code 89704) is around May 29. This is the 50th-percentile date — meaning half of all years see frost end before this date. Use the 10% and 90% dates to understand the full range of risk in your area. One year in ten frost ends before May 7; one in ten it runs past June 19.

What is the first fall frost date in Washoe Valley, NV?

The median first fall frost date for Washoe Valley, NV is around October 5. Plan to harvest or protect frost-sensitive crops like tomatoes and peppers at least a week before this date to avoid losses. The first frost arrives around September 13 in the earliest one-in-ten years, so cover tomatoes and peppers from then.

How long is the growing season in Washoe Valley, NV?

The frost-free growing season in Washoe Valley is about 129 days. This window — from your last spring frost to your first fall frost — is when warm-season vegetables thrive. Cold-hardy crops like kale, spinach, and peas can extend your season by weeks on either side. In Washoe Valley (129 frost-free days, a moderate season), 37 of 56 planner crops fit outright, 16 get two plantings, 2 need an indoor start, 1 crop is perennial.

What USDA hardiness zone is Washoe Valley, NV?

Washoe Valley, NV is in USDA hardiness zone 7a (2023 USDA Plant Hardiness Zone Map). Zones come from the average coldest winter temperature, so they tell you which perennials survive the winter; the frost dates on this page tell you when to plant.

When should I start tomatoes indoors in Washoe Valley, NV?

Start tomatoes indoors Apr 24 and plant out Jun 12 in Washoe Valley. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.

How many plantings of lettuce fit in Washoe Valley?

Two: plant May 1 and again by Aug 14; both mature before Oct 12.

When do I plant garlic in Washoe Valley?

Oct 5 to Oct 26; it overwinters and is ready the following summer.

Can I grow Butternut Squash in Washoe Valley?

Yes, with help. Even planted out Jun 12, the outdoor season is about 6 days short; choose an early variety or grow under cover.

Nearby and related