Frost Dates for Provo, UT 84601
Provo has 4 ZIP codes. The Provo, UT frost page lists all of them with their dates.
Last spring frost May 3 · First fall frost October 16 · 166 frost-free days · USDA Zone 7a
ZIP 84601 has about 32,300 people, one of 4 ZIP codes in Provo.
Moderate season: 166 frost-free days. Spring frost risk spans April 11–May 25 (44 days). Fall frost risk spans September 27–November 3 (37 days).
Frost probability for 84601
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 25 | May 3 | April 11 |
| Fall (first frost) | September 27 | October 16 | November 3 |
Dates come from NOAA 1971–2000 freeze probabilities at PLEASANT GROVE (16.1 km away); the 50% date is the median year.
Which crops fit a 166-day season in Provo
In Provo (166 frost-free days, a moderate season), 31 of 56 planner crops fit outright, 24 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Mar 29 | May 17–May 24 | 124 | fits: 80 days to maturity, 124 available after May 17. | Jun 16 |
| Pepper | Mar 22 | May 17–May 24 | 124 | fits: 75 days to maturity, 124 available after May 17. | Jun 21 |
| Lettuce | Mar 8 | Apr 5–Apr 12 | 201 | two-plantings: Plant Apr 5 and again by Aug 25; both mature before Oct 23. | Aug 25 |
| Carrots | — | Apr 12–Apr 19 | 208 | fits: 70 days to maturity, 208 available after Apr 12. | Aug 14 |
| Cucumber | Apr 12 | May 17–May 24 | 138 | two-plantings: Plant May 17 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Beans | — | May 10–May 24 | 152 | two-plantings: Plant May 10 and again by Jul 27; both mature before Oct 9. | Jul 27 |
| Peas | — | Mar 8–May 17 | 229 | fits: 65 days to maturity, 229 available after Mar 8. | Aug 5 |
| Zucchini | Apr 19 | May 17–May 24 | 138 | two-plantings: Plant May 17 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Onion | Feb 8 | Apr 5–Apr 19 | 201 | fits: 100 days to maturity, 201 available after Apr 5. | — |
| Spinach | — | Mar 8–Apr 26 | 243 | two-plantings: Plant Mar 8 and again by Sep 13; both mature before Nov 6. | Sep 13 |
| Kale | Feb 22 | Apr 5–Apr 19 | 215 | two-plantings: Plant Apr 5 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Broccoli | Mar 8 | Apr 5–Apr 19 | 201 | fits: 80 days to maturity, 201 available after Apr 5. | Jul 21 |
| Cabbage | Mar 8 | Apr 5–Apr 19 | 215 | fits: 70 days to maturity, 215 available after Apr 5. | Aug 14 |
| Radish | — | Mar 8–May 31 | 229 | two-plantings: Plant Mar 8 and again by Sep 14; both mature before Oct 23. | Sep 14 |
| Beets | — | Mar 8–May 31 | 229 | two-plantings: Plant Mar 8 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Potatoes | — | Apr 19–Apr 26 | 187 | fits: 90 days to maturity, 187 available after Apr 19. | — |
| Garlic | — | Oct 16 | 271 | overwinter: Plant Oct 16 to Nov 6; harvest the following summer. | Nov 6 |
| Strawberry | — | Mar 29–May 24 | 222 | perennial: A perennial: plant Mar 29; it fruits from the following year and keeps producing for several years. | — |
| Corn | Apr 5 | May 10–May 17 | 138 | fits: 75 days to maturity, 138 available after May 10. | Jun 28 |
| Pumpkin | Apr 19 | May 17–May 17 | 131 | fits: 100 days to maturity, 131 available after May 17. | Jun 3 |
| Cauliflower | Mar 22 | Apr 26–May 10 | 180 | fits: 75 days to maturity, 180 available after Apr 26. | Jul 26 |
| Swiss Chard | Mar 8 | Apr 19–Apr 19 | 187 | two-plantings: Plant Apr 19 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Arugula | — | Mar 8–May 31 | 243 | two-plantings: Plant Mar 8 and again by Sep 13; both mature before Nov 6. | Sep 13 |
| Brussel Sprouts | Mar 8 | Apr 5–Apr 19 | 215 | fits: 100 days to maturity, 215 available after Apr 5. | Jul 15 |
| Butternut Squash | Apr 19 | May 17–May 24 | 131 | fits: 100 days to maturity, 131 available after May 17. | Jun 3 |
| Eggplant | Mar 15 | May 17–May 24 | 124 | fits: 70 days to maturity, 124 available after May 17. | Jun 26 |
| Okra | Apr 5 | May 10–May 17 | 145 | two-plantings: Plant May 10 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Basil | Mar 29 | May 24–May 24 | 131 | fits: 60 days to maturity, 131 available after May 24. | Jul 20 |
| Cilantro | — | Apr 5–Apr 26 | 201 | two-plantings: Plant Apr 5 and again by Aug 20; both mature before Oct 23. | Aug 20 |
| Parsley | Feb 22 | May 10–May 17 | 166 | fits: 70 days to maturity, 166 available after May 10. | Jul 31 |
| Celery | Feb 22 | May 10–May 24 | 166 | fits: 120 days to maturity, 166 available after May 10. | Jun 11 |
| Scallions | Feb 22 | Apr 5–Apr 19 | 215 | two-plantings: Plant Apr 5 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Turnip | — | Apr 5–Apr 19 | 215 | two-plantings: Plant Apr 5 and again by Sep 3; both mature before Nov 6. | Sep 3 |
| Kohlrabi | — | Mar 22–Apr 5 | 229 | two-plantings: Plant Mar 22 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Bok Choy | Apr 5 | Apr 26–May 3 | 180 | two-plantings: Plant Apr 26 and again by Aug 25; both mature before Oct 23. | Aug 25 |
| Collards | Feb 22 | Apr 5–Apr 19 | 215 | two-plantings: Plant Apr 5 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Cantaloupe | Apr 19 | May 17–May 24 | 124 | fits: 85 days to maturity, 124 available after May 17. | Jun 11 |
| Chives | Feb 8 | May 10–May 17 | 180 | fits: 90 days to maturity, 180 available after May 10. | — |
| Dill | — | Mar 8–May 31 | 229 | two-plantings: Plant Mar 8 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Oregano | Feb 22 | May 10–May 17 | 180 | fits: 80 days to maturity, 180 available after May 10. | — |
| Rosemary | Feb 8 | May 10–May 17 | 166 | fits: 80 days to maturity, 166 available after May 10. | — |
| Sage | Mar 8 | May 10–May 17 | 180 | fits: 75 days to maturity, 180 available after May 10. | — |
| Thyme | Feb 22 | May 10–May 17 | 180 | fits: 90 days to maturity, 180 available after May 10. | — |
| Calendula | Mar 22 | Apr 19–May 3 | 187 | two-plantings: Plant Apr 19 and again by Aug 20; both mature before Oct 23. | Aug 20 |
| Cosmos | Apr 5 | May 3–May 17 | 152 | two-plantings: Plant May 3 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Lavender | Feb 8 | May 3–May 17 | 187 | fits: 90 days to maturity, 187 available after May 3. | — |
| Marigolds | Mar 22 | May 3–May 10 | 152 | two-plantings: Plant May 3 and again by Jul 30; both mature before Oct 2. | Jul 30 |
| Melons | Apr 19 | May 17–May 24 | 124 | fits: 85 days to maturity, 124 available after May 17. | Jun 11 |
| Mint | — | May 3–May 17 | 187 | fits: 90 days to maturity, 187 available after May 3. | — |
| Nasturtiums | Apr 5 | May 3–May 10 | 152 | two-plantings: Plant May 3 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Pole Beans | — | May 10–May 24 | 145 | fits: 65 days to maturity, 145 available after May 10. | Jul 15 |
| Spaghetti Squash | Apr 19 | May 17–May 24 | 131 | fits: 90 days to maturity, 131 available after May 17. | Jun 13 |
| Sunflowers | — | May 3–May 17 | 152 | fits: 70 days to maturity, 152 available after May 3. | Jul 10 |
| Tomatillos | Mar 8 | May 10–May 17 | 131 | fits: 75 days to maturity, 131 available after May 10. | Jun 21 |
| Watermelon | Apr 19 | May 10–May 17 | 131 | fits: 80 days to maturity, 131 available after May 10. | Jun 16 |
| Yellow Squash | Apr 19 | May 17–May 24 | 138 | two-plantings: Plant May 17 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Zinnias | Apr 5 | May 3–May 17 | 152 | two-plantings: Plant May 3 and again by Jul 20; both mature before Oct 2. | Jul 20 |
Month by month in Provo
| Month | What to do |
|---|---|
| January | Plan your garden layout and order seeds. Research varieties suited to your frost dates. |
| February | Start indoors: Chives (Feb 8), Lavender (Feb 8), Onion (Feb 8), Rosemary (Feb 8), Celery (Feb 22), Collards (Feb 22), +5 more. |
| March | Start indoors: Broccoli (Mar 8), Brussel Sprouts (Mar 8), Cabbage (Mar 8), Lettuce (Mar 8), Sage (Mar 8), Swiss Chard (Mar 8), +8 more. Direct sow from: Arugula (Mar 8), Beets (Mar 8), Dill (Mar 8), Peas (Mar 8), Radish (Mar 8), Spinach (Mar 8), +1 more. Plant: Strawberry (Mar 29). |
| April | Start indoors: Bok Choy (Apr 5), Corn (Apr 5), Cosmos (Apr 5), Nasturtiums (Apr 5), Okra (Apr 5), Zinnias (Apr 5), +9 more. Direct sow from: Cilantro (Apr 5), Turnip (Apr 5), Carrots (Apr 12), Potatoes (Apr 19). Transplant from: Broccoli (Apr 5), Brussel Sprouts (Apr 5), Cabbage (Apr 5), Collards (Apr 5), Kale (Apr 5), Lettuce (Apr 5), +6 more. |
| May | Direct sow from: Sunflowers (May 3), Beans (May 10), Pole Beans (May 10). Transplant from: Cosmos (May 3), Lavender (May 3), Marigolds (May 3), Mint (May 3), Nasturtiums (May 3), Zinnias (May 3), +23 more. Last frost around May 3. |
| June | Last sowing dates: Butternut Squash (Jun 3), Pumpkin (Jun 3), Cantaloupe (Jun 11), Celery (Jun 11), Melons (Jun 11), Spaghetti Squash (Jun 13), +6 more. |
| July | Last sowing dates: Sunflowers (Jul 10), Brussel Sprouts (Jul 15), Pole Beans (Jul 15), Basil (Jul 20), Cosmos (Jul 20), Cucumber (Jul 20), +10 more. |
| August | Last sowing dates: Peas (Aug 5), Cabbage (Aug 14), Carrots (Aug 14), Beets (Aug 15), Dill (Aug 15), Swiss Chard (Aug 15), +8 more. |
| September | Last sowing dates: Turnip (Sep 3), Arugula (Sep 13), Spinach (Sep 13), Radish (Sep 14). |
| October | Direct sow from: Garlic (Oct 16). First frost around October 16. |
| November | Last sowing dates: Garlic (Nov 6). |
| December | Clean 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 Provo, UT (ZIP 84601)?
The median last spring frost date for Provo, UT (ZIP code 84601) is around May 3. 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 11; one in ten it runs past May 25.
What is the first fall frost date in Provo, UT?
The median first fall frost date for Provo, UT is around October 16. 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 27 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Provo, UT?
The frost-free growing season in Provo is about 166 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 Provo (166 frost-free days, a moderate season), 31 of 56 planner crops fit outright, 24 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Provo, UT?
Provo, UT 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 Provo, UT?
Start tomatoes indoors Mar 29 and plant out May 17 in Provo. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Provo?
Two: plant Apr 5 and again by Aug 25; both mature before Oct 23.
When do I plant garlic in Provo?
Oct 16 to Nov 6; it overwinters and is ready the following summer.
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