Frost Dates for Ivins, UT 84738
Last spring frost March 25 · First fall frost November 5 · 225 frost-free days · USDA Zone 8b
ZIP 84738 has about 10,100 people.
Long season: 225 frost-free days. Spring frost risk spans February 26–April 21 (54 days). Fall frost risk spans October 22–November 20 (29 days).
Frost probability for 84738
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | April 21 | March 25 | February 26 |
| Fall (first frost) | October 22 | November 5 | November 20 |
Dates come from NOAA 1971–2000 freeze probabilities at BEAVER DAM (38.9 km away); the 50% date is the median year.
Which crops fit a 225-day season in Ivins
In Ivins (225 frost-free days, a long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Feb 18 | Apr 8–Apr 15 | 183 | fits: 80 days to maturity, 183 available after Apr 8. | Jul 6 |
| Pepper | Feb 11 | Apr 8–Apr 15 | 183 | fits: 75 days to maturity, 183 available after Apr 8. | Jul 11 |
| Lettuce | Jan 28 | Feb 25–Mar 4 | 260 | two-plantings: Plant Feb 25 and again by Sep 14; both mature before Nov 12. | Sep 14 |
| Carrots | — | Mar 4–Mar 11 | 267 | fits: 70 days to maturity, 267 available after Mar 4. | Sep 3 |
| Cucumber | Mar 4 | Apr 8–Apr 15 | 197 | two-plantings: Plant Apr 8 and again by Aug 9; both mature before Oct 22. | Aug 9 |
| Beans | — | Apr 1–Apr 15 | 211 | two-plantings: Plant Apr 1 and again by Aug 16; both mature before Oct 29. | Aug 16 |
| Peas | — | Jan 28–Apr 8 | 288 | fits: 65 days to maturity, 288 available after Jan 28. | Aug 25 |
| Zucchini | Mar 11 | Apr 8–Apr 15 | 197 | two-plantings: Plant Apr 8 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Onion | Dec 31 | Feb 25–Mar 11 | 260 | fits: 100 days to maturity, 260 available after Feb 25. | — |
| Spinach | — | Jan 28–Mar 18 | 302 | two-plantings: Plant Jan 28 and again by Oct 3; both mature before Nov 26. | Oct 3 |
| Kale | Jan 14 | Feb 25–Mar 11 | 274 | two-plantings: Plant Feb 25 and again by Sep 18; both mature before Nov 26. | Sep 18 |
| Broccoli | Jan 28 | Feb 25–Mar 11 | 260 | fits: 80 days to maturity, 260 available after Feb 25. | Aug 10 |
| Cabbage | Jan 28 | Feb 25–Mar 11 | 274 | fits: 70 days to maturity, 274 available after Feb 25. | Sep 3 |
| Radish | — | Jan 28–Apr 22 | 288 | two-plantings: Plant Jan 28 and again by Oct 4; both mature before Nov 12. | Oct 4 |
| Beets | — | Jan 28–Apr 22 | 288 | two-plantings: Plant Jan 28 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Potatoes | — | Mar 11–Mar 18 | 246 | fits: 90 days to maturity, 246 available after Mar 11. | — |
| Garlic | — | Nov 5 | 330 | overwinter: Plant Nov 5 to Nov 26; harvest the following summer. | Nov 26 |
| Strawberry | — | Feb 18–Apr 15 | 281 | perennial: A perennial: plant Feb 18; it fruits from the following year and keeps producing for several years. | — |
| Corn | Feb 25 | Apr 1–Apr 8 | 197 | fits: 75 days to maturity, 197 available after Apr 1. | Jul 18 |
| Pumpkin | Mar 11 | Apr 8–Apr 8 | 190 | fits: 100 days to maturity, 190 available after Apr 8. | Jun 23 |
| Cauliflower | Feb 11 | Mar 18–Apr 1 | 239 | fits: 75 days to maturity, 239 available after Mar 18. | Aug 15 |
| Swiss Chard | Jan 28 | Mar 11–Mar 11 | 246 | two-plantings: Plant Mar 11 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Arugula | — | Jan 28–Apr 22 | 302 | two-plantings: Plant Jan 28 and again by Oct 3; both mature before Nov 26. | Oct 3 |
| Brussel Sprouts | Jan 28 | Feb 25–Mar 11 | 274 | fits: 100 days to maturity, 274 available after Feb 25. | Aug 4 |
| Butternut Squash | Mar 11 | Apr 8–Apr 15 | 190 | fits: 100 days to maturity, 190 available after Apr 8. | Jun 23 |
| Eggplant | Feb 4 | Apr 8–Apr 15 | 183 | fits: 70 days to maturity, 183 available after Apr 8. | Jul 16 |
| Okra | Feb 25 | Apr 1–Apr 8 | 204 | two-plantings: Plant Apr 1 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Basil | Feb 18 | Apr 15–Apr 15 | 190 | two-plantings: Plant Apr 15 and again by Aug 9; both mature before Oct 22. | Aug 9 |
| Cilantro | — | Feb 25–Mar 18 | 260 | two-plantings: Plant Feb 25 and again by Sep 9; both mature before Nov 12. | Sep 9 |
| Parsley | Jan 14 | Apr 1–Apr 8 | 225 | fits: 70 days to maturity, 225 available after Apr 1. | Aug 20 |
| Celery | Jan 14 | Apr 1–Apr 15 | 225 | fits: 120 days to maturity, 225 available after Apr 1. | Jul 1 |
| Scallions | Jan 14 | Feb 25–Mar 11 | 274 | two-plantings: Plant Feb 25 and again by Sep 13; both mature before Nov 26. | Sep 13 |
| Turnip | — | Feb 25–Mar 11 | 274 | two-plantings: Plant Feb 25 and again by Sep 23; both mature before Nov 26. | Sep 23 |
| Kohlrabi | — | Feb 11–Feb 25 | 288 | two-plantings: Plant Feb 11 and again by Sep 18; both mature before Nov 26. | Sep 18 |
| Bok Choy | Feb 25 | Mar 18–Mar 25 | 239 | two-plantings: Plant Mar 18 and again by Sep 14; both mature before Nov 12. | Sep 14 |
| Collards | Jan 14 | Feb 25–Mar 11 | 274 | two-plantings: Plant Feb 25 and again by Sep 13; both mature before Nov 26. | Sep 13 |
| Cantaloupe | Mar 11 | Apr 8–Apr 15 | 183 | fits: 85 days to maturity, 183 available after Apr 8. | Jul 1 |
| Chives | Dec 31 | Apr 1–Apr 8 | 239 | fits: 90 days to maturity, 239 available after Apr 1. | — |
| Dill | — | Jan 28–Apr 22 | 288 | two-plantings: Plant Jan 28 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Oregano | Jan 14 | Apr 1–Apr 8 | 239 | fits: 80 days to maturity, 239 available after Apr 1. | — |
| Rosemary | Dec 31 | Apr 1–Apr 8 | 225 | fits: 80 days to maturity, 225 available after Apr 1. | — |
| Sage | Jan 28 | Apr 1–Apr 8 | 239 | fits: 75 days to maturity, 239 available after Apr 1. | — |
| Thyme | Jan 14 | Apr 1–Apr 8 | 239 | fits: 90 days to maturity, 239 available after Apr 1. | — |
| Calendula | Feb 11 | Mar 11–Mar 25 | 246 | two-plantings: Plant Mar 11 and again by Sep 9; both mature before Nov 12. | Sep 9 |
| Cosmos | Feb 25 | Mar 25–Apr 8 | 211 | two-plantings: Plant Mar 25 and again by Aug 9; both mature before Oct 22. | Aug 9 |
| Lavender | Dec 31 | Mar 25–Apr 8 | 246 | fits: 90 days to maturity, 246 available after Mar 25. | — |
| Marigolds | Feb 11 | Mar 25–Apr 1 | 211 | two-plantings: Plant Mar 25 and again by Aug 19; both mature before Oct 22. | Aug 19 |
| Melons | Mar 11 | Apr 8–Apr 15 | 183 | fits: 85 days to maturity, 183 available after Apr 8. | Jul 1 |
| Mint | — | Mar 25–Apr 8 | 246 | fits: 90 days to maturity, 246 available after Mar 25. | — |
| Nasturtiums | Feb 25 | Mar 25–Apr 1 | 211 | two-plantings: Plant Mar 25 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Pole Beans | — | Apr 1–Apr 15 | 204 | fits: 65 days to maturity, 204 available after Apr 1. | Aug 4 |
| Spaghetti Squash | Mar 11 | Apr 8–Apr 15 | 190 | fits: 90 days to maturity, 190 available after Apr 8. | Jul 3 |
| Sunflowers | — | Mar 25–Apr 8 | 211 | fits: 70 days to maturity, 211 available after Mar 25. | Jul 30 |
| Tomatillos | Jan 28 | Apr 1–Apr 8 | 190 | fits: 75 days to maturity, 190 available after Apr 1. | Jul 11 |
| Watermelon | Mar 11 | Apr 1–Apr 8 | 190 | fits: 80 days to maturity, 190 available after Apr 1. | Jul 6 |
| Yellow Squash | Mar 11 | Apr 8–Apr 15 | 197 | two-plantings: Plant Apr 8 and again by Aug 14; both mature before Oct 22. | Aug 14 |
| Zinnias | Feb 25 | Mar 25–Apr 8 | 211 | two-plantings: Plant Mar 25 and again by Aug 9; both mature before Oct 22. | Aug 9 |
Month by month in Ivins
| Month | What to do |
|---|---|
| January | Start indoors: Celery (Jan 14), Collards (Jan 14), Kale (Jan 14), Oregano (Jan 14), Parsley (Jan 14), Scallions (Jan 14), +8 more. Direct sow from: Arugula (Jan 28), Beets (Jan 28), Dill (Jan 28), Peas (Jan 28), Radish (Jan 28), Spinach (Jan 28). |
| February | Start indoors: Eggplant (Feb 4), Calendula (Feb 11), Cauliflower (Feb 11), Marigolds (Feb 11), Pepper (Feb 11), Basil (Feb 18), +7 more. Direct sow from: Kohlrabi (Feb 11), Cilantro (Feb 25), Turnip (Feb 25). Transplant from: Broccoli (Feb 25), Brussel Sprouts (Feb 25), Cabbage (Feb 25), Collards (Feb 25), Kale (Feb 25), Lettuce (Feb 25), +2 more. Plant: Strawberry (Feb 18). |
| March | Start indoors: Cucumber (Mar 4), Butternut Squash (Mar 11), Cantaloupe (Mar 11), Melons (Mar 11), Pumpkin (Mar 11), Spaghetti Squash (Mar 11), +3 more. Direct sow from: Carrots (Mar 4), Potatoes (Mar 11), Sunflowers (Mar 25). Transplant from: Calendula (Mar 11), Swiss Chard (Mar 11), Bok Choy (Mar 18), Cauliflower (Mar 18), Cosmos (Mar 25), Lavender (Mar 25), +4 more. Last frost around March 25. |
| April | Direct sow from: Beans (Apr 1), Pole Beans (Apr 1). Transplant from: Celery (Apr 1), Chives (Apr 1), Corn (Apr 1), Okra (Apr 1), Oregano (Apr 1), Parsley (Apr 1), +17 more. |
| May | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| June | Last sowing dates: Butternut Squash (Jun 23), Pumpkin (Jun 23). |
| July | Last sowing dates: Cantaloupe (Jul 1), Celery (Jul 1), Melons (Jul 1), Spaghetti Squash (Jul 3), Tomato (Jul 6), Watermelon (Jul 6), +5 more. |
| August | Last sowing dates: Brussel Sprouts (Aug 4), Pole Beans (Aug 4), Basil (Aug 9), Cosmos (Aug 9), Cucumber (Aug 9), Zinnias (Aug 9), +10 more. |
| September | Last sowing dates: Cabbage (Sep 3), Carrots (Sep 3), Beets (Sep 4), Dill (Sep 4), Swiss Chard (Sep 4), Calendula (Sep 9), +8 more. |
| October | Last sowing dates: Arugula (Oct 3), Spinach (Oct 3), Radish (Oct 4). |
| November | Direct sow from: Garlic (Nov 5). First frost around November 5. Last sowing dates: Garlic (Nov 26). |
| December | Start indoors: Chives (Dec 31), Lavender (Dec 31), Onion (Dec 31), Rosemary (Dec 31). |
Frequently Asked Questions
What is the last frost date for Ivins, UT (ZIP 84738)?
The median last spring frost date for Ivins, UT (ZIP code 84738) is around March 25. 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 February 26; one in ten it runs past April 21.
What is the first fall frost date in Ivins, UT?
The median first fall frost date for Ivins, UT is around November 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 October 22 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Ivins, UT?
The frost-free growing season in Ivins is about 225 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 Ivins (225 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 Ivins, UT?
Ivins, UT is in USDA hardiness zone 8b (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 Ivins, UT?
Start tomatoes indoors Feb 18 and plant out Apr 8 in Ivins. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Ivins?
Two: plant Feb 25 and again by Sep 14; both mature before Nov 12.
When do I plant garlic in Ivins?
Nov 5 to Nov 26; it overwinters and is ready the following summer.
Can I get two tomato crops in Ivins?
Yes: plant out Apr 8 for a summer crop, and set out a second round of transplants by Jul 6 for a fall crop.
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