Frost Dates for Bryan, OH 43506
Last spring frost April 28 · First fall frost October 7 · 162 frost-free days · USDA Zone 6a
ZIP 43506 has about 14,700 people.
Moderate season: 162 frost-free days. Spring frost risk spans April 11–May 14 (33 days). Fall frost risk spans September 22–October 23 (31 days).
Frost probability for 43506
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 14 | April 28 | April 11 |
| Fall (first frost) | September 22 | October 7 | October 23 |
Dates come from NOAA 1971–2000 freeze probabilities at PAULDING (38.2 km away); the 50% date is the median year.
Which crops fit a 162-day season in Bryan
In Bryan (162 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 24 | May 12–May 19 | 120 | fits: 80 days to maturity, 120 available after May 12. | Jun 7 |
| Pepper | Mar 17 | May 12–May 19 | 120 | fits: 75 days to maturity, 120 available after May 12. | Jun 12 |
| Lettuce | Mar 3 | Mar 31–Apr 7 | 197 | two-plantings: Plant Mar 31 and again by Aug 16; both mature before Oct 14. | Aug 16 |
| Carrots | — | Apr 7–Apr 14 | 204 | fits: 70 days to maturity, 204 available after Apr 7. | Aug 5 |
| Cucumber | Apr 7 | May 12–May 19 | 134 | two-plantings: Plant May 12 and again by Jul 11; both mature before Sep 23. | Jul 11 |
| Beans | — | May 5–May 19 | 148 | two-plantings: Plant May 5 and again by Jul 18; both mature before Sep 30. | Jul 18 |
| Peas | — | Mar 3–May 12 | 225 | fits: 65 days to maturity, 225 available after Mar 3. | Jul 27 |
| Zucchini | Apr 14 | May 12–May 19 | 134 | two-plantings: Plant May 12 and again by Jul 16; both mature before Sep 23. | Jul 16 |
| Onion | Feb 3 | Mar 31–Apr 14 | 197 | fits: 100 days to maturity, 197 available after Mar 31. | — |
| Spinach | — | Mar 3–Apr 21 | 239 | two-plantings: Plant Mar 3 and again by Sep 4; both mature before Oct 28. | Sep 4 |
| Kale | Feb 17 | Mar 31–Apr 14 | 211 | two-plantings: Plant Mar 31 and again by Aug 20; both mature before Oct 28. | Aug 20 |
| Broccoli | Mar 3 | Mar 31–Apr 14 | 197 | fits: 80 days to maturity, 197 available after Mar 31. | Jul 12 |
| Cabbage | Mar 3 | Mar 31–Apr 14 | 211 | fits: 70 days to maturity, 211 available after Mar 31. | Aug 5 |
| Radish | — | Mar 3–May 26 | 225 | two-plantings: Plant Mar 3 and again by Sep 5; both mature before Oct 14. | Sep 5 |
| Beets | — | Mar 3–May 26 | 225 | two-plantings: Plant Mar 3 and again by Aug 6; both mature before Oct 14. | Aug 6 |
| Potatoes | — | Apr 14–Apr 21 | 183 | fits: 90 days to maturity, 183 available after Apr 14. | — |
| Garlic | — | Oct 7 | 267 | overwinter: Plant Oct 7 to Oct 28; harvest the following summer. | Oct 28 |
| Strawberry | — | Mar 24–May 19 | 218 | perennial: A perennial: plant Mar 24; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 31 | May 5–May 12 | 134 | fits: 75 days to maturity, 134 available after May 5. | Jun 19 |
| Pumpkin | Apr 14 | May 12–May 12 | 127 | fits: 100 days to maturity, 127 available after May 12. | May 25 |
| Cauliflower | Mar 17 | Apr 21–May 5 | 176 | fits: 75 days to maturity, 176 available after Apr 21. | Jul 17 |
| Swiss Chard | Mar 3 | Apr 14–Apr 14 | 183 | two-plantings: Plant Apr 14 and again by Aug 6; both mature before Oct 14. | Aug 6 |
| Arugula | — | Mar 3–May 26 | 239 | two-plantings: Plant Mar 3 and again by Sep 4; both mature before Oct 28. | Sep 4 |
| Brussel Sprouts | Mar 3 | Mar 31–Apr 14 | 211 | fits: 100 days to maturity, 211 available after Mar 31. | Jul 6 |
| Butternut Squash | Apr 14 | May 12–May 19 | 127 | fits: 100 days to maturity, 127 available after May 12. | May 25 |
| Eggplant | Mar 10 | May 12–May 19 | 120 | fits: 70 days to maturity, 120 available after May 12. | Jun 17 |
| Okra | Mar 31 | May 5–May 12 | 141 | two-plantings: Plant May 5 and again by Jul 16; both mature before Sep 23. | Jul 16 |
| Basil | Mar 24 | May 19–May 19 | 127 | fits: 60 days to maturity, 127 available after May 19. | Jul 11 |
| Cilantro | — | Mar 31–Apr 21 | 197 | two-plantings: Plant Mar 31 and again by Aug 11; both mature before Oct 14. | Aug 11 |
| Parsley | Feb 17 | May 5–May 12 | 162 | fits: 70 days to maturity, 162 available after May 5. | Jul 22 |
| Celery | Feb 17 | May 5–May 19 | 162 | fits: 120 days to maturity, 162 available after May 5. | Jun 2 |
| Scallions | Feb 17 | Mar 31–Apr 14 | 211 | two-plantings: Plant Mar 31 and again by Aug 15; both mature before Oct 28. | Aug 15 |
| Turnip | — | Mar 31–Apr 14 | 211 | two-plantings: Plant Mar 31 and again by Aug 25; both mature before Oct 28. | Aug 25 |
| Kohlrabi | — | Mar 17–Mar 31 | 225 | two-plantings: Plant Mar 17 and again by Aug 20; both mature before Oct 28. | Aug 20 |
| Bok Choy | Mar 31 | Apr 21–Apr 28 | 176 | two-plantings: Plant Apr 21 and again by Aug 16; both mature before Oct 14. | Aug 16 |
| Collards | Feb 17 | Mar 31–Apr 14 | 211 | two-plantings: Plant Mar 31 and again by Aug 15; both mature before Oct 28. | Aug 15 |
| Cantaloupe | Apr 14 | May 12–May 19 | 120 | fits: 85 days to maturity, 120 available after May 12. | Jun 2 |
| Chives | Feb 3 | May 5–May 12 | 176 | fits: 90 days to maturity, 176 available after May 5. | — |
| Dill | — | Mar 3–May 26 | 225 | two-plantings: Plant Mar 3 and again by Aug 6; both mature before Oct 14. | Aug 6 |
| Oregano | Feb 17 | May 5–May 12 | 176 | fits: 80 days to maturity, 176 available after May 5. | — |
| Rosemary | Feb 3 | May 5–May 12 | 162 | fits: 80 days to maturity, 162 available after May 5. | — |
| Sage | Mar 3 | May 5–May 12 | 176 | fits: 75 days to maturity, 176 available after May 5. | — |
| Thyme | Feb 17 | May 5–May 12 | 176 | fits: 90 days to maturity, 176 available after May 5. | — |
| Calendula | Mar 17 | Apr 14–Apr 28 | 183 | two-plantings: Plant Apr 14 and again by Aug 11; both mature before Oct 14. | Aug 11 |
| Cosmos | Mar 31 | Apr 28–May 12 | 148 | two-plantings: Plant Apr 28 and again by Jul 11; both mature before Sep 23. | Jul 11 |
| Lavender | Feb 3 | Apr 28–May 12 | 183 | fits: 90 days to maturity, 183 available after Apr 28. | — |
| Marigolds | Mar 17 | Apr 28–May 5 | 148 | two-plantings: Plant Apr 28 and again by Jul 21; both mature before Sep 23. | Jul 21 |
| Melons | Apr 14 | May 12–May 19 | 120 | fits: 85 days to maturity, 120 available after May 12. | Jun 2 |
| Mint | — | Apr 28–May 12 | 183 | fits: 90 days to maturity, 183 available after Apr 28. | — |
| Nasturtiums | Mar 31 | Apr 28–May 5 | 148 | two-plantings: Plant Apr 28 and again by Jul 16; both mature before Sep 23. | Jul 16 |
| Pole Beans | — | May 5–May 19 | 141 | fits: 65 days to maturity, 141 available after May 5. | Jul 6 |
| Spaghetti Squash | Apr 14 | May 12–May 19 | 127 | fits: 90 days to maturity, 127 available after May 12. | Jun 4 |
| Sunflowers | — | Apr 28–May 12 | 148 | fits: 70 days to maturity, 148 available after Apr 28. | Jul 1 |
| Tomatillos | Mar 3 | May 5–May 12 | 127 | fits: 75 days to maturity, 127 available after May 5. | Jun 12 |
| Watermelon | Apr 14 | May 5–May 12 | 127 | fits: 80 days to maturity, 127 available after May 5. | Jun 7 |
| Yellow Squash | Apr 14 | May 12–May 19 | 134 | two-plantings: Plant May 12 and again by Jul 16; both mature before Sep 23. | Jul 16 |
| Zinnias | Mar 31 | Apr 28–May 12 | 148 | two-plantings: Plant Apr 28 and again by Jul 11; both mature before Sep 23. | Jul 11 |
Month by month in Bryan
| Month | What to do |
|---|---|
| January | Plan your garden layout and order seeds. Research varieties suited to your frost dates. |
| February | Start indoors: Chives (Feb 3), Lavender (Feb 3), Onion (Feb 3), Rosemary (Feb 3), Celery (Feb 17), Collards (Feb 17), +5 more. |
| March | Start indoors: Broccoli (Mar 3), Brussel Sprouts (Mar 3), Cabbage (Mar 3), Lettuce (Mar 3), Sage (Mar 3), Swiss Chard (Mar 3), +14 more. Direct sow from: Arugula (Mar 3), Beets (Mar 3), Dill (Mar 3), Peas (Mar 3), Radish (Mar 3), Spinach (Mar 3), +3 more. Transplant from: Broccoli (Mar 31), Brussel Sprouts (Mar 31), Cabbage (Mar 31), Collards (Mar 31), Kale (Mar 31), Lettuce (Mar 31), +2 more. Plant: Strawberry (Mar 24). |
| April | Start indoors: Cucumber (Apr 7), Butternut Squash (Apr 14), Cantaloupe (Apr 14), Melons (Apr 14), Pumpkin (Apr 14), Spaghetti Squash (Apr 14), +3 more. Direct sow from: Carrots (Apr 7), Potatoes (Apr 14), Sunflowers (Apr 28). Transplant from: Calendula (Apr 14), Swiss Chard (Apr 14), Bok Choy (Apr 21), Cauliflower (Apr 21), Cosmos (Apr 28), Lavender (Apr 28), +4 more. Last frost around April 28. |
| May | Direct sow from: Beans (May 5), Pole Beans (May 5). Transplant from: Celery (May 5), Chives (May 5), Corn (May 5), Okra (May 5), Oregano (May 5), Parsley (May 5), +17 more. Last sowing dates: Butternut Squash (May 25), Pumpkin (May 25). |
| June | Last sowing dates: Cantaloupe (Jun 2), Celery (Jun 2), Melons (Jun 2), Spaghetti Squash (Jun 4), Tomato (Jun 7), Watermelon (Jun 7), +4 more. |
| July | Last sowing dates: Sunflowers (Jul 1), Brussel Sprouts (Jul 6), Pole Beans (Jul 6), Basil (Jul 11), Cosmos (Jul 11), Cucumber (Jul 11), +11 more. |
| August | Last sowing dates: Cabbage (Aug 5), Carrots (Aug 5), Beets (Aug 6), Dill (Aug 6), Swiss Chard (Aug 6), Calendula (Aug 11), +8 more. |
| September | Last sowing dates: Arugula (Sep 4), Spinach (Sep 4), Radish (Sep 5). |
| October | Direct sow from: Garlic (Oct 7). First frost around October 7. Last sowing dates: Garlic (Oct 28). |
| November | Harvest remaining cold-hardy crops: kale, carrots, and beets. Plant garlic bulbs for next year. |
| 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 Bryan, OH (ZIP 43506)?
The median last spring frost date for Bryan, OH (ZIP code 43506) is around April 28. 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 14.
What is the first fall frost date in Bryan, OH?
The median first fall frost date for Bryan, OH is around October 7. 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 22 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Bryan, OH?
The frost-free growing season in Bryan is about 162 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 Bryan (162 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 Bryan, OH?
Bryan, OH 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 Bryan, OH?
Start tomatoes indoors Mar 24 and plant out May 12 in Bryan. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Bryan?
Two: plant Mar 31 and again by Aug 16; both mature before Oct 14.
When do I plant garlic in Bryan?
Oct 7 to Oct 28; it overwinters and is ready the following summer.
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