Frost Dates for Jacksboro, TN 37757
Last spring frost April 21 · First fall frost October 22 · 184 frost-free days · USDA Zone 7b
ZIP 37757 has about 10,100 people.
Long season: 184 frost-free days. Spring frost risk spans April 4–May 8 (34 days). Fall frost risk spans October 8–November 4 (27 days).
Frost probability for 37757
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 8 | April 21 | April 4 |
| Fall (first frost) | October 8 | October 22 | November 4 |
Dates come from NOAA 1971–2000 freeze probabilities at NORRIS (12.4 km away); the 50% date is the median year.
Which crops fit a 184-day season in Jacksboro
In Jacksboro (184 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 17 | May 5–May 12 | 142 | fits: 80 days to maturity, 142 available after May 5. | Jun 22 |
| Pepper | Mar 10 | May 5–May 12 | 142 | fits: 75 days to maturity, 142 available after May 5. | Jun 27 |
| Lettuce | Feb 24 | Mar 24–Mar 31 | 219 | two-plantings: Plant Mar 24 and again by Aug 31; both mature before Oct 29. | Aug 31 |
| Carrots | — | Mar 31–Apr 7 | 226 | fits: 70 days to maturity, 226 available after Mar 31. | Aug 20 |
| Cucumber | Mar 31 | May 5–May 12 | 156 | two-plantings: Plant May 5 and again by Jul 26; both mature before Oct 8. | Jul 26 |
| Beans | — | Apr 28–May 12 | 170 | two-plantings: Plant Apr 28 and again by Aug 2; both mature before Oct 15. | Aug 2 |
| Peas | — | Feb 24–May 5 | 247 | fits: 65 days to maturity, 247 available after Feb 24. | Aug 11 |
| Zucchini | Apr 7 | May 5–May 12 | 156 | two-plantings: Plant May 5 and again by Jul 31; both mature before Oct 8. | Jul 31 |
| Onion | Jan 27 | Mar 24–Apr 7 | 219 | fits: 100 days to maturity, 219 available after Mar 24. | — |
| Spinach | — | Feb 24–Apr 14 | 261 | two-plantings: Plant Feb 24 and again by Sep 19; both mature before Nov 12. | Sep 19 |
| Kale | Feb 10 | Mar 24–Apr 7 | 233 | two-plantings: Plant Mar 24 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Broccoli | Feb 24 | Mar 24–Apr 7 | 219 | fits: 80 days to maturity, 219 available after Mar 24. | Jul 27 |
| Cabbage | Feb 24 | Mar 24–Apr 7 | 233 | fits: 70 days to maturity, 233 available after Mar 24. | Aug 20 |
| Radish | — | Feb 24–May 19 | 247 | two-plantings: Plant Feb 24 and again by Sep 20; both mature before Oct 29. | Sep 20 |
| Beets | — | Feb 24–May 19 | 247 | two-plantings: Plant Feb 24 and again by Aug 21; both mature before Oct 29. | Aug 21 |
| Potatoes | — | Apr 7–Apr 14 | 205 | fits: 90 days to maturity, 205 available after Apr 7. | — |
| Garlic | — | Oct 22 | 289 | overwinter: Plant Oct 22 to Nov 12; harvest the following summer. | Nov 12 |
| Strawberry | — | Mar 17–May 12 | 240 | perennial: A perennial: plant Mar 17; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 24 | Apr 28–May 5 | 156 | fits: 75 days to maturity, 156 available after Apr 28. | Jul 4 |
| Pumpkin | Apr 7 | May 5–May 5 | 149 | fits: 100 days to maturity, 149 available after May 5. | Jun 9 |
| Cauliflower | Mar 10 | Apr 14–Apr 28 | 198 | fits: 75 days to maturity, 198 available after Apr 14. | Aug 1 |
| Swiss Chard | Feb 24 | Apr 7–Apr 7 | 205 | two-plantings: Plant Apr 7 and again by Aug 21; both mature before Oct 29. | Aug 21 |
| Arugula | — | Feb 24–May 19 | 261 | two-plantings: Plant Feb 24 and again by Sep 19; both mature before Nov 12. | Sep 19 |
| Brussel Sprouts | Feb 24 | Mar 24–Apr 7 | 233 | fits: 100 days to maturity, 233 available after Mar 24. | Jul 21 |
| Butternut Squash | Apr 7 | May 5–May 12 | 149 | fits: 100 days to maturity, 149 available after May 5. | Jun 9 |
| Eggplant | Mar 3 | May 5–May 12 | 142 | fits: 70 days to maturity, 142 available after May 5. | Jul 2 |
| Okra | Mar 24 | Apr 28–May 5 | 163 | two-plantings: Plant Apr 28 and again by Jul 31; both mature before Oct 8. | Jul 31 |
| Basil | Mar 17 | May 12–May 12 | 149 | two-plantings: Plant May 12 and again by Jul 26; both mature before Oct 8. | Jul 26 |
| Cilantro | — | Mar 24–Apr 14 | 219 | two-plantings: Plant Mar 24 and again by Aug 26; both mature before Oct 29. | Aug 26 |
| Parsley | Feb 10 | Apr 28–May 5 | 184 | fits: 70 days to maturity, 184 available after Apr 28. | Aug 6 |
| Celery | Feb 10 | Apr 28–May 12 | 184 | fits: 120 days to maturity, 184 available after Apr 28. | Jun 17 |
| Scallions | Feb 10 | Mar 24–Apr 7 | 233 | two-plantings: Plant Mar 24 and again by Aug 30; both mature before Nov 12. | Aug 30 |
| Turnip | — | Mar 24–Apr 7 | 233 | two-plantings: Plant Mar 24 and again by Sep 9; both mature before Nov 12. | Sep 9 |
| Kohlrabi | — | Mar 10–Mar 24 | 247 | two-plantings: Plant Mar 10 and again by Sep 4; both mature before Nov 12. | Sep 4 |
| Bok Choy | Mar 24 | Apr 14–Apr 21 | 198 | two-plantings: Plant Apr 14 and again by Aug 31; both mature before Oct 29. | Aug 31 |
| Collards | Feb 10 | Mar 24–Apr 7 | 233 | two-plantings: Plant Mar 24 and again by Aug 30; both mature before Nov 12. | Aug 30 |
| Cantaloupe | Apr 7 | May 5–May 12 | 142 | fits: 85 days to maturity, 142 available after May 5. | Jun 17 |
| Chives | Jan 27 | Apr 28–May 5 | 198 | fits: 90 days to maturity, 198 available after Apr 28. | — |
| Dill | — | Feb 24–May 19 | 247 | two-plantings: Plant Feb 24 and again by Aug 21; both mature before Oct 29. | Aug 21 |
| Oregano | Feb 10 | Apr 28–May 5 | 198 | fits: 80 days to maturity, 198 available after Apr 28. | — |
| Rosemary | Jan 27 | Apr 28–May 5 | 184 | fits: 80 days to maturity, 184 available after Apr 28. | — |
| Sage | Feb 24 | Apr 28–May 5 | 198 | fits: 75 days to maturity, 198 available after Apr 28. | — |
| Thyme | Feb 10 | Apr 28–May 5 | 198 | fits: 90 days to maturity, 198 available after Apr 28. | — |
| Calendula | Mar 10 | Apr 7–Apr 21 | 205 | two-plantings: Plant Apr 7 and again by Aug 26; both mature before Oct 29. | Aug 26 |
| Cosmos | Mar 24 | Apr 21–May 5 | 170 | two-plantings: Plant Apr 21 and again by Jul 26; both mature before Oct 8. | Jul 26 |
| Lavender | Jan 27 | Apr 21–May 5 | 205 | fits: 90 days to maturity, 205 available after Apr 21. | — |
| Marigolds | Mar 10 | Apr 21–Apr 28 | 170 | two-plantings: Plant Apr 21 and again by Aug 5; both mature before Oct 8. | Aug 5 |
| Melons | Apr 7 | May 5–May 12 | 142 | fits: 85 days to maturity, 142 available after May 5. | Jun 17 |
| Mint | — | Apr 21–May 5 | 205 | fits: 90 days to maturity, 205 available after Apr 21. | — |
| Nasturtiums | Mar 24 | Apr 21–Apr 28 | 170 | two-plantings: Plant Apr 21 and again by Jul 31; both mature before Oct 8. | Jul 31 |
| Pole Beans | — | Apr 28–May 12 | 163 | fits: 65 days to maturity, 163 available after Apr 28. | Jul 21 |
| Spaghetti Squash | Apr 7 | May 5–May 12 | 149 | fits: 90 days to maturity, 149 available after May 5. | Jun 19 |
| Sunflowers | — | Apr 21–May 5 | 170 | fits: 70 days to maturity, 170 available after Apr 21. | Jul 16 |
| Tomatillos | Feb 24 | Apr 28–May 5 | 149 | fits: 75 days to maturity, 149 available after Apr 28. | Jun 27 |
| Watermelon | Apr 7 | Apr 28–May 5 | 149 | fits: 80 days to maturity, 149 available after Apr 28. | Jun 22 |
| Yellow Squash | Apr 7 | May 5–May 12 | 156 | two-plantings: Plant May 5 and again by Jul 31; both mature before Oct 8. | Jul 31 |
| Zinnias | Mar 24 | Apr 21–May 5 | 170 | two-plantings: Plant Apr 21 and again by Jul 26; both mature before Oct 8. | Jul 26 |
Month by month in Jacksboro
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 27), Lavender (Jan 27), Onion (Jan 27), Rosemary (Jan 27). |
| February | Start indoors: Celery (Feb 10), Collards (Feb 10), Kale (Feb 10), Oregano (Feb 10), Parsley (Feb 10), Scallions (Feb 10), +8 more. Direct sow from: Arugula (Feb 24), Beets (Feb 24), Dill (Feb 24), Peas (Feb 24), Radish (Feb 24), Spinach (Feb 24). |
| March | Start indoors: Eggplant (Mar 3), Calendula (Mar 10), Cauliflower (Mar 10), Marigolds (Mar 10), Pepper (Mar 10), Basil (Mar 17), +8 more. Direct sow from: Kohlrabi (Mar 10), Cilantro (Mar 24), Turnip (Mar 24), Carrots (Mar 31). Transplant from: Broccoli (Mar 24), Brussel Sprouts (Mar 24), Cabbage (Mar 24), Collards (Mar 24), Kale (Mar 24), Lettuce (Mar 24), +2 more. Plant: Strawberry (Mar 17). |
| April | Start indoors: Butternut Squash (Apr 7), Cantaloupe (Apr 7), Melons (Apr 7), Pumpkin (Apr 7), Spaghetti Squash (Apr 7), Watermelon (Apr 7), +2 more. Direct sow from: Potatoes (Apr 7), Sunflowers (Apr 21), Beans (Apr 28), Pole Beans (Apr 28). Transplant from: Calendula (Apr 7), Swiss Chard (Apr 7), Bok Choy (Apr 14), Cauliflower (Apr 14), Cosmos (Apr 21), Lavender (Apr 21), +15 more. Last frost around April 21. |
| May | Transplant from: Butternut Squash (May 5), Cantaloupe (May 5), Cucumber (May 5), Eggplant (May 5), Melons (May 5), Pepper (May 5), +6 more. |
| June | Last sowing dates: Butternut Squash (Jun 9), Pumpkin (Jun 9), Cantaloupe (Jun 17), Celery (Jun 17), Melons (Jun 17), Spaghetti Squash (Jun 19), +4 more. |
| July | Last sowing dates: Eggplant (Jul 2), Corn (Jul 4), Sunflowers (Jul 16), Brussel Sprouts (Jul 21), Pole Beans (Jul 21), Basil (Jul 26), +8 more. |
| August | Last sowing dates: Cauliflower (Aug 1), Beans (Aug 2), Marigolds (Aug 5), Parsley (Aug 6), Peas (Aug 11), Cabbage (Aug 20), +10 more. |
| September | Last sowing dates: Kale (Sep 4), Kohlrabi (Sep 4), Turnip (Sep 9), Arugula (Sep 19), Spinach (Sep 19), Radish (Sep 20). |
| October | Direct sow from: Garlic (Oct 22). First frost around October 22. |
| November | Last sowing dates: Garlic (Nov 12). |
| 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 Jacksboro, TN (ZIP 37757)?
The median last spring frost date for Jacksboro, TN (ZIP code 37757) is around April 21. 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 4; one in ten it runs past May 8.
What is the first fall frost date in Jacksboro, TN?
The median first fall frost date for Jacksboro, TN is around October 22. 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 8 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Jacksboro, TN?
The frost-free growing season in Jacksboro is about 184 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 Jacksboro (184 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 Jacksboro, TN?
Jacksboro, TN is in USDA hardiness zone 7b (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 Jacksboro, TN?
Start tomatoes indoors Mar 17 and plant out May 5 in Jacksboro. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Jacksboro?
Two: plant Mar 24 and again by Aug 31; both mature before Oct 29.
When do I plant garlic in Jacksboro?
Oct 22 to Nov 12; it overwinters and is ready the following summer.
Can I get two tomato crops in Jacksboro?
Yes: plant out May 5 for a summer crop, and set out a second round of transplants by Jun 22 for a fall crop.
Which nearby ZIP has a longer season?
Oliver Springs (ZIP 37840) has 193 frost-free days, 9 more than Jacksboro (ZIP 37757). See Oliver Springs ZIP 37840 frost dates
Nearby and related
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