Frost Dates for Columbia, MO 65201

Columbia has 5 ZIP codes. The Columbia, MO frost page lists all of them with their dates.

Last spring frost April 11 · First fall frost October 18 · 190 frost-free days · USDA Zone 6b

ZIP 65201 has about 50,000 people, one of 5 ZIP codes in Columbia.

Long season: 190 frost-free days. Spring frost risk spans March 30–April 22 (23 days). Fall frost risk spans October 3–November 5 (33 days).

Frost probability for 65201

Frost10%50%90%
Spring (last frost)April 22April 11March 30
Fall (first frost)October 3October 18November 5

Dates come from NOAA 1971–2000 freeze probabilities at FULTON (26.7 km away); the 50% date is the median year.

Which crops fit a 190-day season in Columbia

In Columbia (190 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.

CropStart indoorsPlant out / sowDays you haveVerdictLast sow date
TomatoMar 7Apr 25–May 2148fits: 80 days to maturity, 148 available after Apr 25.Jun 18
PepperFeb 28Apr 25–May 2148fits: 75 days to maturity, 148 available after Apr 25.Jun 23
LettuceFeb 14Mar 14–Mar 21225two-plantings: Plant Mar 14 and again by Aug 27; both mature before Oct 25.Aug 27
Carrots—Mar 21–Mar 28232fits: 70 days to maturity, 232 available after Mar 21.Aug 16
CucumberMar 21Apr 25–May 2162two-plantings: Plant Apr 25 and again by Jul 22; both mature before Oct 4.Jul 22
Beans—Apr 18–May 2176two-plantings: Plant Apr 18 and again by Jul 29; both mature before Oct 11.Jul 29
Peas—Feb 14–Apr 25253fits: 65 days to maturity, 253 available after Feb 14.Aug 7
ZucchiniMar 28Apr 25–May 2162two-plantings: Plant Apr 25 and again by Jul 27; both mature before Oct 4.Jul 27
OnionJan 17Mar 14–Mar 28225fits: 100 days to maturity, 225 available after Mar 14.—
Spinach—Feb 14–Apr 4267two-plantings: Plant Feb 14 and again by Sep 15; both mature before Nov 8.Sep 15
KaleJan 31Mar 14–Mar 28239two-plantings: Plant Mar 14 and again by Aug 31; both mature before Nov 8.Aug 31
BroccoliFeb 14Mar 14–Mar 28225fits: 80 days to maturity, 225 available after Mar 14.Jul 23
CabbageFeb 14Mar 14–Mar 28239fits: 70 days to maturity, 239 available after Mar 14.Aug 16
Radish—Feb 14–May 9253two-plantings: Plant Feb 14 and again by Sep 16; both mature before Oct 25.Sep 16
Beets—Feb 14–May 9253two-plantings: Plant Feb 14 and again by Aug 17; both mature before Oct 25.Aug 17
Potatoes—Mar 28–Apr 4211fits: 90 days to maturity, 211 available after Mar 28.—
Garlic—Oct 18295overwinter: Plant Oct 18 to Nov 8; harvest the following summer.Nov 8
Strawberry—Mar 7–May 2246perennial: A perennial: plant Mar 7; it fruits from the following year and keeps producing for several years.—
CornMar 14Apr 18–Apr 25162fits: 75 days to maturity, 162 available after Apr 18.Jun 30
PumpkinMar 28Apr 25–Apr 25155fits: 100 days to maturity, 155 available after Apr 25.Jun 5
CauliflowerFeb 28Apr 4–Apr 18204fits: 75 days to maturity, 204 available after Apr 4.Jul 28
Swiss ChardFeb 14Mar 28–Mar 28211two-plantings: Plant Mar 28 and again by Aug 17; both mature before Oct 25.Aug 17
Arugula—Feb 14–May 9267two-plantings: Plant Feb 14 and again by Sep 15; both mature before Nov 8.Sep 15
Brussel SproutsFeb 14Mar 14–Mar 28239fits: 100 days to maturity, 239 available after Mar 14.Jul 17
Butternut SquashMar 28Apr 25–May 2155fits: 100 days to maturity, 155 available after Apr 25.Jun 5
EggplantFeb 21Apr 25–May 2148fits: 70 days to maturity, 148 available after Apr 25.Jun 28
OkraMar 14Apr 18–Apr 25169two-plantings: Plant Apr 18 and again by Jul 27; both mature before Oct 4.Jul 27
BasilMar 7May 2–May 2155two-plantings: Plant May 2 and again by Jul 22; both mature before Oct 4.Jul 22
Cilantro—Mar 14–Apr 4225two-plantings: Plant Mar 14 and again by Aug 22; both mature before Oct 25.Aug 22
ParsleyJan 31Apr 18–Apr 25190fits: 70 days to maturity, 190 available after Apr 18.Aug 2
CeleryJan 31Apr 18–May 2190fits: 120 days to maturity, 190 available after Apr 18.Jun 13
ScallionsJan 31Mar 14–Mar 28239two-plantings: Plant Mar 14 and again by Aug 26; both mature before Nov 8.Aug 26
Turnip—Mar 14–Mar 28239two-plantings: Plant Mar 14 and again by Sep 5; both mature before Nov 8.Sep 5
Kohlrabi—Feb 28–Mar 14253two-plantings: Plant Feb 28 and again by Aug 31; both mature before Nov 8.Aug 31
Bok ChoyMar 14Apr 4–Apr 11204two-plantings: Plant Apr 4 and again by Aug 27; both mature before Oct 25.Aug 27
CollardsJan 31Mar 14–Mar 28239two-plantings: Plant Mar 14 and again by Aug 26; both mature before Nov 8.Aug 26
CantaloupeMar 28Apr 25–May 2148fits: 85 days to maturity, 148 available after Apr 25.Jun 13
ChivesJan 17Apr 18–Apr 25204fits: 90 days to maturity, 204 available after Apr 18.—
Dill—Feb 14–May 9253two-plantings: Plant Feb 14 and again by Aug 17; both mature before Oct 25.Aug 17
OreganoJan 31Apr 18–Apr 25204fits: 80 days to maturity, 204 available after Apr 18.—
RosemaryJan 17Apr 18–Apr 25190fits: 80 days to maturity, 190 available after Apr 18.—
SageFeb 14Apr 18–Apr 25204fits: 75 days to maturity, 204 available after Apr 18.—
ThymeJan 31Apr 18–Apr 25204fits: 90 days to maturity, 204 available after Apr 18.—
CalendulaFeb 28Mar 28–Apr 11211two-plantings: Plant Mar 28 and again by Aug 22; both mature before Oct 25.Aug 22
CosmosMar 14Apr 11–Apr 25176two-plantings: Plant Apr 11 and again by Jul 22; both mature before Oct 4.Jul 22
LavenderJan 17Apr 11–Apr 25211fits: 90 days to maturity, 211 available after Apr 11.—
MarigoldsFeb 28Apr 11–Apr 18176two-plantings: Plant Apr 11 and again by Aug 1; both mature before Oct 4.Aug 1
MelonsMar 28Apr 25–May 2148fits: 85 days to maturity, 148 available after Apr 25.Jun 13
Mint—Apr 11–Apr 25211fits: 90 days to maturity, 211 available after Apr 11.—
NasturtiumsMar 14Apr 11–Apr 18176two-plantings: Plant Apr 11 and again by Jul 27; both mature before Oct 4.Jul 27
Pole Beans—Apr 18–May 2169fits: 65 days to maturity, 169 available after Apr 18.Jul 17
Spaghetti SquashMar 28Apr 25–May 2155fits: 90 days to maturity, 155 available after Apr 25.Jun 15
Sunflowers—Apr 11–Apr 25176fits: 70 days to maturity, 176 available after Apr 11.Jul 12
TomatillosFeb 14Apr 18–Apr 25155fits: 75 days to maturity, 155 available after Apr 18.Jun 23
WatermelonMar 28Apr 18–Apr 25155fits: 80 days to maturity, 155 available after Apr 18.Jun 18
Yellow SquashMar 28Apr 25–May 2162two-plantings: Plant Apr 25 and again by Jul 27; both mature before Oct 4.Jul 27
ZinniasMar 14Apr 11–Apr 25176two-plantings: Plant Apr 11 and again by Jul 22; both mature before Oct 4.Jul 22

Month by month in Columbia

MonthWhat to do
JanuaryStart indoors: Chives (Jan 17), Lavender (Jan 17), Onion (Jan 17), Rosemary (Jan 17), Celery (Jan 31), Collards (Jan 31), +5 more.
FebruaryStart indoors: Broccoli (Feb 14), Brussel Sprouts (Feb 14), Cabbage (Feb 14), Lettuce (Feb 14), Sage (Feb 14), Swiss Chard (Feb 14), +6 more. Direct sow from: Arugula (Feb 14), Beets (Feb 14), Dill (Feb 14), Peas (Feb 14), Radish (Feb 14), Spinach (Feb 14), +1 more.
MarchStart indoors: Basil (Mar 7), Tomato (Mar 7), Bok Choy (Mar 14), Corn (Mar 14), Cosmos (Mar 14), Nasturtiums (Mar 14), +11 more. Direct sow from: Cilantro (Mar 14), Turnip (Mar 14), Carrots (Mar 21), Potatoes (Mar 28). Transplant from: Broccoli (Mar 14), Brussel Sprouts (Mar 14), Cabbage (Mar 14), Collards (Mar 14), Kale (Mar 14), Lettuce (Mar 14), +4 more. Plant: Strawberry (Mar 7).
AprilDirect sow from: Sunflowers (Apr 11), Beans (Apr 18), Pole Beans (Apr 18). Transplant from: Bok Choy (Apr 4), Cauliflower (Apr 4), Cosmos (Apr 11), Lavender (Apr 11), Marigolds (Apr 11), Mint (Apr 11), +24 more. Last frost around April 11.
MayTransplant from: Basil (May 2).
JuneLast sowing dates: Butternut Squash (Jun 5), Pumpkin (Jun 5), Cantaloupe (Jun 13), Celery (Jun 13), Melons (Jun 13), Spaghetti Squash (Jun 15), +6 more.
JulyLast sowing dates: Sunflowers (Jul 12), Brussel Sprouts (Jul 17), Pole Beans (Jul 17), Basil (Jul 22), Cosmos (Jul 22), Cucumber (Jul 22), +8 more.
AugustLast sowing dates: Marigolds (Aug 1), Parsley (Aug 2), Peas (Aug 7), Cabbage (Aug 16), Carrots (Aug 16), Beets (Aug 17), +10 more.
SeptemberLast sowing dates: Turnip (Sep 5), Arugula (Sep 15), Spinach (Sep 15), Radish (Sep 16).
OctoberDirect sow from: Garlic (Oct 18). First frost around October 18.
NovemberLast sowing dates: Garlic (Nov 8).
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 Columbia, MO (ZIP 65201)?

The median last spring frost date for Columbia, MO (ZIP code 65201) is around April 11. 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 March 30; one in ten it runs past April 22.

What is the first fall frost date in Columbia, MO?

The median first fall frost date for Columbia, MO is around October 18. 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 October 3 in the earliest one-in-ten years, so cover tomatoes and peppers from then.

How long is the growing season in Columbia, MO?

The frost-free growing season in Columbia is about 190 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 Columbia (190 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.

What USDA hardiness zone is Columbia, MO?

Columbia, MO is in USDA hardiness zone 6b (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 Columbia, MO?

Start tomatoes indoors Mar 7 and plant out Apr 25 in Columbia. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.

How many plantings of lettuce fit in Columbia?

Two: plant Mar 14 and again by Aug 27; both mature before Oct 25.

When do I plant garlic in Columbia?

Oct 18 to Nov 8; it overwinters and is ready the following summer.

Can I get two tomato crops in Columbia?

Yes: plant out Apr 25 for a summer crop, and set out a second round of transplants by Jun 18 for a fall crop.

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