Frost Dates for Terre Haute, IN 47802
Last spring frost April 16 · First fall frost October 16 · 183 frost-free days · USDA Zone 6a
ZIP 47802 has about 33,100 people, the largest of 6 ZIP codes in Terre Haute.
Long season: 183 frost-free days. Spring frost risk spans April 1–May 2 (31 days). Fall frost risk spans September 29–November 1 (33 days).
Frost probability for 47802
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 2 | April 16 | April 1 |
| Fall (first frost) | September 29 | October 16 | November 1 |
Dates come from NOAA 1971–2000 freeze probabilities at PARIS STP (37.0 km away); the 50% date is the median year.
Frost dates by ZIP code in Terre Haute, IN
| ZIP | Last spring frost (50%) | First fall frost (50%) | Zone |
|---|---|---|---|
| 47802 | April 16 | October 16 | 6a |
| 47803 | April 20 | October 15 | 6a |
| 47807 | April 20 | October 15 | 6a |
| 47805 | April 20 | October 15 | 6a |
| 47804 | April 20 | October 15 | 6a |
| 47809 | April 20 | October 15 | 6a |
Which crops fit a 183-day season in Terre Haute
In Terre Haute (183 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 | Mar 12 | Apr 30–May 7 | 141 | fits: 80 days to maturity, 141 available after Apr 30. | Jun 16 |
| Pepper | Mar 5 | Apr 30–May 7 | 141 | fits: 75 days to maturity, 141 available after Apr 30. | Jun 21 |
| Lettuce | Feb 19 | Mar 19–Mar 26 | 218 | two-plantings: Plant Mar 19 and again by Aug 25; both mature before Oct 23. | Aug 25 |
| Carrots | — | Mar 26–Apr 2 | 225 | fits: 70 days to maturity, 225 available after Mar 26. | Aug 14 |
| Cucumber | Mar 26 | Apr 30–May 7 | 155 | two-plantings: Plant Apr 30 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Beans | — | Apr 23–May 7 | 169 | two-plantings: Plant Apr 23 and again by Jul 27; both mature before Oct 9. | Jul 27 |
| Peas | — | Feb 19–Apr 30 | 246 | fits: 65 days to maturity, 246 available after Feb 19. | Aug 5 |
| Zucchini | Apr 2 | Apr 30–May 7 | 155 | two-plantings: Plant Apr 30 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Onion | Jan 22 | Mar 19–Apr 2 | 218 | fits: 100 days to maturity, 218 available after Mar 19. | — |
| Spinach | — | Feb 19–Apr 9 | 260 | two-plantings: Plant Feb 19 and again by Sep 13; both mature before Nov 6. | Sep 13 |
| Kale | Feb 5 | Mar 19–Apr 2 | 232 | two-plantings: Plant Mar 19 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Broccoli | Feb 19 | Mar 19–Apr 2 | 218 | fits: 80 days to maturity, 218 available after Mar 19. | Jul 21 |
| Cabbage | Feb 19 | Mar 19–Apr 2 | 232 | fits: 70 days to maturity, 232 available after Mar 19. | Aug 14 |
| Radish | — | Feb 19–May 14 | 246 | two-plantings: Plant Feb 19 and again by Sep 14; both mature before Oct 23. | Sep 14 |
| Beets | — | Feb 19–May 14 | 246 | two-plantings: Plant Feb 19 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Potatoes | — | Apr 2–Apr 9 | 204 | fits: 90 days to maturity, 204 available after Apr 2. | — |
| Garlic | — | Oct 16 | 288 | overwinter: Plant Oct 16 to Nov 6; harvest the following summer. | Nov 6 |
| Strawberry | — | Mar 12–May 7 | 239 | perennial: A perennial: plant Mar 12; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 19 | Apr 23–Apr 30 | 155 | fits: 75 days to maturity, 155 available after Apr 23. | Jun 28 |
| Pumpkin | Apr 2 | Apr 30–Apr 30 | 148 | fits: 100 days to maturity, 148 available after Apr 30. | Jun 3 |
| Cauliflower | Mar 5 | Apr 9–Apr 23 | 197 | fits: 75 days to maturity, 197 available after Apr 9. | Jul 26 |
| Swiss Chard | Feb 19 | Apr 2–Apr 2 | 204 | two-plantings: Plant Apr 2 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Arugula | — | Feb 19–May 14 | 260 | two-plantings: Plant Feb 19 and again by Sep 13; both mature before Nov 6. | Sep 13 |
| Brussel Sprouts | Feb 19 | Mar 19–Apr 2 | 232 | fits: 100 days to maturity, 232 available after Mar 19. | Jul 15 |
| Butternut Squash | Apr 2 | Apr 30–May 7 | 148 | fits: 100 days to maturity, 148 available after Apr 30. | Jun 3 |
| Eggplant | Feb 26 | Apr 30–May 7 | 141 | fits: 70 days to maturity, 141 available after Apr 30. | Jun 26 |
| Okra | Mar 19 | Apr 23–Apr 30 | 162 | two-plantings: Plant Apr 23 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Basil | Mar 12 | May 7–May 7 | 148 | two-plantings: Plant May 7 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Cilantro | — | Mar 19–Apr 9 | 218 | two-plantings: Plant Mar 19 and again by Aug 20; both mature before Oct 23. | Aug 20 |
| Parsley | Feb 5 | Apr 23–Apr 30 | 183 | fits: 70 days to maturity, 183 available after Apr 23. | Jul 31 |
| Celery | Feb 5 | Apr 23–May 7 | 183 | fits: 120 days to maturity, 183 available after Apr 23. | Jun 11 |
| Scallions | Feb 5 | Mar 19–Apr 2 | 232 | two-plantings: Plant Mar 19 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Turnip | — | Mar 19–Apr 2 | 232 | two-plantings: Plant Mar 19 and again by Sep 3; both mature before Nov 6. | Sep 3 |
| Kohlrabi | — | Mar 5–Mar 19 | 246 | two-plantings: Plant Mar 5 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Bok Choy | Mar 19 | Apr 9–Apr 16 | 197 | two-plantings: Plant Apr 9 and again by Aug 25; both mature before Oct 23. | Aug 25 |
| Collards | Feb 5 | Mar 19–Apr 2 | 232 | two-plantings: Plant Mar 19 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Cantaloupe | Apr 2 | Apr 30–May 7 | 141 | fits: 85 days to maturity, 141 available after Apr 30. | Jun 11 |
| Chives | Jan 22 | Apr 23–Apr 30 | 197 | fits: 90 days to maturity, 197 available after Apr 23. | — |
| Dill | — | Feb 19–May 14 | 246 | two-plantings: Plant Feb 19 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Oregano | Feb 5 | Apr 23–Apr 30 | 197 | fits: 80 days to maturity, 197 available after Apr 23. | — |
| Rosemary | Jan 22 | Apr 23–Apr 30 | 183 | fits: 80 days to maturity, 183 available after Apr 23. | — |
| Sage | Feb 19 | Apr 23–Apr 30 | 197 | fits: 75 days to maturity, 197 available after Apr 23. | — |
| Thyme | Feb 5 | Apr 23–Apr 30 | 197 | fits: 90 days to maturity, 197 available after Apr 23. | — |
| Calendula | Mar 5 | Apr 2–Apr 16 | 204 | two-plantings: Plant Apr 2 and again by Aug 20; both mature before Oct 23. | Aug 20 |
| Cosmos | Mar 19 | Apr 16–Apr 30 | 169 | two-plantings: Plant Apr 16 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Lavender | Jan 22 | Apr 16–Apr 30 | 204 | fits: 90 days to maturity, 204 available after Apr 16. | — |
| Marigolds | Mar 5 | Apr 16–Apr 23 | 169 | two-plantings: Plant Apr 16 and again by Jul 30; both mature before Oct 2. | Jul 30 |
| Melons | Apr 2 | Apr 30–May 7 | 141 | fits: 85 days to maturity, 141 available after Apr 30. | Jun 11 |
| Mint | — | Apr 16–Apr 30 | 204 | fits: 90 days to maturity, 204 available after Apr 16. | — |
| Nasturtiums | Mar 19 | Apr 16–Apr 23 | 169 | two-plantings: Plant Apr 16 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Pole Beans | — | Apr 23–May 7 | 162 | fits: 65 days to maturity, 162 available after Apr 23. | Jul 15 |
| Spaghetti Squash | Apr 2 | Apr 30–May 7 | 148 | fits: 90 days to maturity, 148 available after Apr 30. | Jun 13 |
| Sunflowers | — | Apr 16–Apr 30 | 169 | fits: 70 days to maturity, 169 available after Apr 16. | Jul 10 |
| Tomatillos | Feb 19 | Apr 23–Apr 30 | 148 | fits: 75 days to maturity, 148 available after Apr 23. | Jun 21 |
| Watermelon | Apr 2 | Apr 23–Apr 30 | 148 | fits: 80 days to maturity, 148 available after Apr 23. | Jun 16 |
| Yellow Squash | Apr 2 | Apr 30–May 7 | 155 | two-plantings: Plant Apr 30 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Zinnias | Mar 19 | Apr 16–Apr 30 | 169 | two-plantings: Plant Apr 16 and again by Jul 20; both mature before Oct 2. | Jul 20 |
Month by month in Terre Haute
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 22), Lavender (Jan 22), Onion (Jan 22), Rosemary (Jan 22). |
| February | Start indoors: Celery (Feb 5), Collards (Feb 5), Kale (Feb 5), Oregano (Feb 5), Parsley (Feb 5), Scallions (Feb 5), +9 more. Direct sow from: Arugula (Feb 19), Beets (Feb 19), Dill (Feb 19), Peas (Feb 19), Radish (Feb 19), Spinach (Feb 19). |
| March | Start indoors: Calendula (Mar 5), Cauliflower (Mar 5), Marigolds (Mar 5), Pepper (Mar 5), Basil (Mar 12), Tomato (Mar 12), +7 more. Direct sow from: Kohlrabi (Mar 5), Cilantro (Mar 19), Turnip (Mar 19), Carrots (Mar 26). Transplant from: Broccoli (Mar 19), Brussel Sprouts (Mar 19), Cabbage (Mar 19), Collards (Mar 19), Kale (Mar 19), Lettuce (Mar 19), +2 more. Plant: Strawberry (Mar 12). |
| April | Start indoors: Butternut Squash (Apr 2), Cantaloupe (Apr 2), Melons (Apr 2), Pumpkin (Apr 2), Spaghetti Squash (Apr 2), Watermelon (Apr 2), +2 more. Direct sow from: Potatoes (Apr 2), Sunflowers (Apr 16), Beans (Apr 23), Pole Beans (Apr 23). Transplant from: Calendula (Apr 2), Swiss Chard (Apr 2), Bok Choy (Apr 9), Cauliflower (Apr 9), Cosmos (Apr 16), Lavender (Apr 16), +26 more. Last frost around April 16. |
| May | Transplant from: Basil (May 7). |
| 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 Terre Haute, IN (ZIP 47802)?
The median last spring frost date for Terre Haute, IN (ZIP code 47802) is around April 16. 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 1; one in ten it runs past May 2.
What is the first fall frost date in Terre Haute, IN?
The median first fall frost date for Terre Haute, IN 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 29 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Terre Haute, IN?
The frost-free growing season in Terre Haute is about 183 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 Terre Haute (183 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 Terre Haute, IN?
Terre Haute, IN is in USDA hardiness zone 6a (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 Terre Haute, IN?
Start tomatoes indoors Mar 12 and plant out Apr 30 in Terre Haute. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Terre Haute?
Two: plant Mar 19 and again by Aug 25; both mature before Oct 23.
When do I plant garlic in Terre Haute?
Oct 16 to Nov 6; it overwinters and is ready the following summer.
Can I get two tomato crops in Terre Haute?
Yes: plant out Apr 30 for a summer crop, and set out a second round of transplants by Jun 16 for a fall crop.
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