Frost Dates for Radford, VA 24142

Radford has 2 ZIP codes. The Radford, VA frost page lists all of them with their dates.

Last spring frost May 4 · First fall frost October 6 · 155 frost-free days · USDA Zone 5b (est.)

ZIP 24142 has about 2,210 people, one of 2 ZIP codes in Radford.

Moderate season: 155 frost-free days. Spring frost risk spans April 19–May 21 (32 days). Fall frost risk spans September 24–October 18 (24 days).

Frost probability for 24142

Frost10%50%90%
Spring (last frost)May 21May 4April 19
Fall (first frost)September 24October 6October 18

Dates come from NOAA 1971–2000 freeze probabilities at BLACKSBURG NWSO (14.1 km away); the 50% date is the median year.

Which crops fit a 155-day season in Radford

In Radford (155 frost-free days, a moderate season), 32 of 56 planner crops fit outright, 23 get two plantings, 1 crop is perennial.

CropStart indoorsPlant out / sowDays you haveVerdictLast sow date
TomatoMar 30May 18–May 25113fits: 80 days to maturity, 113 available after May 18.Jun 6
PepperMar 23May 18–May 25113fits: 75 days to maturity, 113 available after May 18.Jun 11
LettuceMar 9Apr 6–Apr 13190two-plantings: Plant Apr 6 and again by Aug 15; both mature before Oct 13.Aug 15
Carrots—Apr 13–Apr 20197fits: 70 days to maturity, 197 available after Apr 13.Aug 4
CucumberApr 13May 18–May 25127fits: 60 days to maturity, 127 available after May 18.Jul 10
Beans—May 11–May 25141two-plantings: Plant May 11 and again by Jul 17; both mature before Sep 29.Jul 17
Peas—Mar 9–May 18218fits: 65 days to maturity, 218 available after Mar 9.Jul 26
ZucchiniApr 20May 18–May 25127two-plantings: Plant May 18 and again by Jul 15; both mature before Sep 22.Jul 15
OnionFeb 9Apr 6–Apr 20190fits: 100 days to maturity, 190 available after Apr 6.—
Spinach—Mar 9–Apr 27232two-plantings: Plant Mar 9 and again by Sep 3; both mature before Oct 27.Sep 3
KaleFeb 23Apr 6–Apr 20204two-plantings: Plant Apr 6 and again by Aug 19; both mature before Oct 27.Aug 19
BroccoliMar 9Apr 6–Apr 20190fits: 80 days to maturity, 190 available after Apr 6.Jul 11
CabbageMar 9Apr 6–Apr 20204fits: 70 days to maturity, 204 available after Apr 6.Aug 4
Radish—Mar 9–Jun 1218two-plantings: Plant Mar 9 and again by Sep 4; both mature before Oct 13.Sep 4
Beets—Mar 9–Jun 1218two-plantings: Plant Mar 9 and again by Aug 5; both mature before Oct 13.Aug 5
Potatoes—Apr 20–Apr 27176fits: 90 days to maturity, 176 available after Apr 20.—
Garlic—Oct 6260overwinter: Plant Oct 6 to Oct 27; harvest the following summer.Oct 27
Strawberry—Mar 30–May 25211perennial: A perennial: plant Mar 30; it fruits from the following year and keeps producing for several years.—
CornApr 6May 11–May 18127fits: 75 days to maturity, 127 available after May 11.Jun 18
PumpkinApr 20May 18–May 18120fits: 100 days to maturity, 120 available after May 18.May 24
CauliflowerMar 23Apr 27–May 11169fits: 75 days to maturity, 169 available after Apr 27.Jul 16
Swiss ChardMar 9Apr 20–Apr 20176two-plantings: Plant Apr 20 and again by Aug 5; both mature before Oct 13.Aug 5
Arugula—Mar 9–Jun 1232two-plantings: Plant Mar 9 and again by Sep 3; both mature before Oct 27.Sep 3
Brussel SproutsMar 9Apr 6–Apr 20204fits: 100 days to maturity, 204 available after Apr 6.Jul 5
Butternut SquashApr 20May 18–May 25120fits: 100 days to maturity, 120 available after May 18.May 24
EggplantMar 16May 18–May 25113fits: 70 days to maturity, 113 available after May 18.Jun 16
OkraApr 6May 11–May 18134two-plantings: Plant May 11 and again by Jul 15; both mature before Sep 22.Jul 15
BasilMar 30May 25–May 25120fits: 60 days to maturity, 120 available after May 25.Jul 10
Cilantro—Apr 6–Apr 27190two-plantings: Plant Apr 6 and again by Aug 10; both mature before Oct 13.Aug 10
ParsleyFeb 23May 11–May 18155fits: 70 days to maturity, 155 available after May 11.Jul 21
CeleryFeb 23May 11–May 25155fits: 120 days to maturity, 155 available after May 11.Jun 1
ScallionsFeb 23Apr 6–Apr 20204two-plantings: Plant Apr 6 and again by Aug 14; both mature before Oct 27.Aug 14
Turnip—Apr 6–Apr 20204two-plantings: Plant Apr 6 and again by Aug 24; both mature before Oct 27.Aug 24
Kohlrabi—Mar 23–Apr 6218two-plantings: Plant Mar 23 and again by Aug 19; both mature before Oct 27.Aug 19
Bok ChoyApr 6Apr 27–May 4169two-plantings: Plant Apr 27 and again by Aug 15; both mature before Oct 13.Aug 15
CollardsFeb 23Apr 6–Apr 20204two-plantings: Plant Apr 6 and again by Aug 14; both mature before Oct 27.Aug 14
CantaloupeApr 20May 18–May 25113fits: 85 days to maturity, 113 available after May 18.Jun 1
ChivesFeb 9May 11–May 18169fits: 90 days to maturity, 169 available after May 11.—
Dill—Mar 9–Jun 1218two-plantings: Plant Mar 9 and again by Aug 5; both mature before Oct 13.Aug 5
OreganoFeb 23May 11–May 18169fits: 80 days to maturity, 169 available after May 11.—
RosemaryFeb 9May 11–May 18155fits: 80 days to maturity, 155 available after May 11.—
SageMar 9May 11–May 18169fits: 75 days to maturity, 169 available after May 11.—
ThymeFeb 23May 11–May 18169fits: 90 days to maturity, 169 available after May 11.—
CalendulaMar 23Apr 20–May 4176two-plantings: Plant Apr 20 and again by Aug 10; both mature before Oct 13.Aug 10
CosmosApr 6May 4–May 18141two-plantings: Plant May 4 and again by Jul 10; both mature before Sep 22.Jul 10
LavenderFeb 9May 4–May 18176fits: 90 days to maturity, 176 available after May 4.—
MarigoldsMar 23May 4–May 11141two-plantings: Plant May 4 and again by Jul 20; both mature before Sep 22.Jul 20
MelonsApr 20May 18–May 25113fits: 85 days to maturity, 113 available after May 18.Jun 1
Mint—May 4–May 18176fits: 90 days to maturity, 176 available after May 4.—
NasturtiumsApr 6May 4–May 11141two-plantings: Plant May 4 and again by Jul 15; both mature before Sep 22.Jul 15
Pole Beans—May 11–May 25134fits: 65 days to maturity, 134 available after May 11.Jul 5
Spaghetti SquashApr 20May 18–May 25120fits: 90 days to maturity, 120 available after May 18.Jun 3
Sunflowers—May 4–May 18141fits: 70 days to maturity, 141 available after May 4.Jun 30
TomatillosMar 9May 11–May 18120fits: 75 days to maturity, 120 available after May 11.Jun 11
WatermelonApr 20May 11–May 18120fits: 80 days to maturity, 120 available after May 11.Jun 6
Yellow SquashApr 20May 18–May 25127two-plantings: Plant May 18 and again by Jul 15; both mature before Sep 22.Jul 15
ZinniasApr 6May 4–May 18141two-plantings: Plant May 4 and again by Jul 10; both mature before Sep 22.Jul 10

Month by month in Radford

MonthWhat to do
JanuaryPlan your garden layout and order seeds. Research varieties suited to your frost dates.
FebruaryStart indoors: Chives (Feb 9), Lavender (Feb 9), Onion (Feb 9), Rosemary (Feb 9), Celery (Feb 23), Collards (Feb 23), +5 more.
MarchStart indoors: Broccoli (Mar 9), Brussel Sprouts (Mar 9), Cabbage (Mar 9), Lettuce (Mar 9), Sage (Mar 9), Swiss Chard (Mar 9), +8 more. Direct sow from: Arugula (Mar 9), Beets (Mar 9), Dill (Mar 9), Peas (Mar 9), Radish (Mar 9), Spinach (Mar 9), +1 more. Plant: Strawberry (Mar 30).
AprilStart indoors: Bok Choy (Apr 6), Corn (Apr 6), Cosmos (Apr 6), Nasturtiums (Apr 6), Okra (Apr 6), Zinnias (Apr 6), +9 more. Direct sow from: Cilantro (Apr 6), Turnip (Apr 6), Carrots (Apr 13), Potatoes (Apr 20). Transplant from: Broccoli (Apr 6), Brussel Sprouts (Apr 6), Cabbage (Apr 6), Collards (Apr 6), Kale (Apr 6), Lettuce (Apr 6), +6 more.
MayDirect sow from: Sunflowers (May 4), Beans (May 11), Pole Beans (May 11). Transplant from: Cosmos (May 4), Lavender (May 4), Marigolds (May 4), Mint (May 4), Nasturtiums (May 4), Zinnias (May 4), +23 more. Last frost around May 4. Last sowing dates: Butternut Squash (May 24), Pumpkin (May 24).
JuneLast sowing dates: Cantaloupe (Jun 1), Celery (Jun 1), Melons (Jun 1), Spaghetti Squash (Jun 3), Tomato (Jun 6), Watermelon (Jun 6), +5 more.
JulyLast sowing dates: Brussel Sprouts (Jul 5), Pole Beans (Jul 5), Basil (Jul 10), Cosmos (Jul 10), Cucumber (Jul 10), Zinnias (Jul 10), +10 more.
AugustLast sowing dates: Cabbage (Aug 4), Carrots (Aug 4), Beets (Aug 5), Dill (Aug 5), Swiss Chard (Aug 5), Calendula (Aug 10), +8 more.
SeptemberLast sowing dates: Arugula (Sep 3), Spinach (Sep 3), Radish (Sep 4).
OctoberDirect sow from: Garlic (Oct 6). First frost around October 6. Last sowing dates: Garlic (Oct 27).
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 Radford, VA (ZIP 24142)?

The median last spring frost date for Radford, VA (ZIP code 24142) is around May 4. 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 April 19; one in ten it runs past May 21.

What is the first fall frost date in Radford, VA?

The median first fall frost date for Radford, VA is around October 6. 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 24 in the earliest one-in-ten years, so cover tomatoes and peppers from then.

How long is the growing season in Radford, VA?

The frost-free growing season in Radford is about 155 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 Radford (155 frost-free days, a moderate season), 32 of 56 planner crops fit outright, 23 get two plantings, 1 crop is perennial.

What USDA hardiness zone is Radford, VA?

Radford, VA is approximately in USDA zone 5b. The 2023 USDA map does not list ZIP 24142, so this is estimated from local frost patterns; check the USDA map for your exact address.

When should I start tomatoes indoors in Radford, VA?

Start tomatoes indoors Mar 30 and plant out May 18 in Radford. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.

How many plantings of lettuce fit in Radford?

Two: plant Apr 6 and again by Aug 15; both mature before Oct 13.

When do I plant garlic in Radford?

Oct 6 to Oct 27; it overwinters and is ready the following summer.

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