Frost Dates for Lebanon, OR 97355
Last spring frost April 7 · First fall frost October 26 · 202 frost-free days · USDA Zone 8b
ZIP 97355 has about 34,300 people.
Long season: 202 frost-free days. Spring frost risk spans March 12–May 4 (53 days). Fall frost risk spans October 1–November 20 (50 days).
Frost probability for 97355
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 4 | April 7 | March 12 |
| Fall (first frost) | October 1 | October 26 | November 20 |
Dates come from NOAA 1971–2000 freeze probabilities at STAYTON (28.7 km away); the 50% date is the median year.
Which crops fit a 202-day season in Lebanon
In Lebanon (202 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 3 | Apr 21–Apr 28 | 160 | fits: 80 days to maturity, 160 available after Apr 21. | Jun 26 |
| Pepper | Feb 24 | Apr 21–Apr 28 | 160 | fits: 75 days to maturity, 160 available after Apr 21. | Jul 1 |
| Lettuce | Feb 10 | Mar 10–Mar 17 | 237 | two-plantings: Plant Mar 10 and again by Sep 4; both mature before Nov 2. | Sep 4 |
| Carrots | — | Mar 17–Mar 24 | 244 | fits: 70 days to maturity, 244 available after Mar 17. | Aug 24 |
| Cucumber | Mar 17 | Apr 21–Apr 28 | 174 | two-plantings: Plant Apr 21 and again by Jul 30; both mature before Oct 12. | Jul 30 |
| Beans | — | Apr 14–Apr 28 | 188 | two-plantings: Plant Apr 14 and again by Aug 6; both mature before Oct 19. | Aug 6 |
| Peas | — | Feb 10–Apr 21 | 265 | fits: 65 days to maturity, 265 available after Feb 10. | Aug 15 |
| Zucchini | Mar 24 | Apr 21–Apr 28 | 174 | two-plantings: Plant Apr 21 and again by Aug 4; both mature before Oct 12. | Aug 4 |
| Onion | Jan 13 | Mar 10–Mar 24 | 237 | fits: 100 days to maturity, 237 available after Mar 10. | — |
| Spinach | — | Feb 10–Mar 31 | 279 | two-plantings: Plant Feb 10 and again by Sep 23; both mature before Nov 16. | Sep 23 |
| Kale | Jan 27 | Mar 10–Mar 24 | 251 | two-plantings: Plant Mar 10 and again by Sep 8; both mature before Nov 16. | Sep 8 |
| Broccoli | Feb 10 | Mar 10–Mar 24 | 237 | fits: 80 days to maturity, 237 available after Mar 10. | Jul 31 |
| Cabbage | Feb 10 | Mar 10–Mar 24 | 251 | fits: 70 days to maturity, 251 available after Mar 10. | Aug 24 |
| Radish | — | Feb 10–May 5 | 265 | two-plantings: Plant Feb 10 and again by Sep 24; both mature before Nov 2. | Sep 24 |
| Beets | — | Feb 10–May 5 | 265 | two-plantings: Plant Feb 10 and again by Aug 25; both mature before Nov 2. | Aug 25 |
| Potatoes | — | Mar 24–Mar 31 | 223 | fits: 90 days to maturity, 223 available after Mar 24. | — |
| Garlic | — | Oct 26 | 307 | overwinter: Plant Oct 26 to Nov 16; harvest the following summer. | Nov 16 |
| Strawberry | — | Mar 3–Apr 28 | 258 | perennial: A perennial: plant Mar 3; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 10 | Apr 14–Apr 21 | 174 | fits: 75 days to maturity, 174 available after Apr 14. | Jul 8 |
| Pumpkin | Mar 24 | Apr 21–Apr 21 | 167 | fits: 100 days to maturity, 167 available after Apr 21. | Jun 13 |
| Cauliflower | Feb 24 | Mar 31–Apr 14 | 216 | fits: 75 days to maturity, 216 available after Mar 31. | Aug 5 |
| Swiss Chard | Feb 10 | Mar 24–Mar 24 | 223 | two-plantings: Plant Mar 24 and again by Aug 25; both mature before Nov 2. | Aug 25 |
| Arugula | — | Feb 10–May 5 | 279 | two-plantings: Plant Feb 10 and again by Sep 23; both mature before Nov 16. | Sep 23 |
| Brussel Sprouts | Feb 10 | Mar 10–Mar 24 | 251 | fits: 100 days to maturity, 251 available after Mar 10. | Jul 25 |
| Butternut Squash | Mar 24 | Apr 21–Apr 28 | 167 | fits: 100 days to maturity, 167 available after Apr 21. | Jun 13 |
| Eggplant | Feb 17 | Apr 21–Apr 28 | 160 | fits: 70 days to maturity, 160 available after Apr 21. | Jul 6 |
| Okra | Mar 10 | Apr 14–Apr 21 | 181 | two-plantings: Plant Apr 14 and again by Aug 4; both mature before Oct 12. | Aug 4 |
| Basil | Mar 3 | Apr 28–Apr 28 | 167 | two-plantings: Plant Apr 28 and again by Jul 30; both mature before Oct 12. | Jul 30 |
| Cilantro | — | Mar 10–Mar 31 | 237 | two-plantings: Plant Mar 10 and again by Aug 30; both mature before Nov 2. | Aug 30 |
| Parsley | Jan 27 | Apr 14–Apr 21 | 202 | fits: 70 days to maturity, 202 available after Apr 14. | Aug 10 |
| Celery | Jan 27 | Apr 14–Apr 28 | 202 | fits: 120 days to maturity, 202 available after Apr 14. | Jun 21 |
| Scallions | Jan 27 | Mar 10–Mar 24 | 251 | two-plantings: Plant Mar 10 and again by Sep 3; both mature before Nov 16. | Sep 3 |
| Turnip | — | Mar 10–Mar 24 | 251 | two-plantings: Plant Mar 10 and again by Sep 13; both mature before Nov 16. | Sep 13 |
| Kohlrabi | — | Feb 24–Mar 10 | 265 | two-plantings: Plant Feb 24 and again by Sep 8; both mature before Nov 16. | Sep 8 |
| Bok Choy | Mar 10 | Mar 31–Apr 7 | 216 | two-plantings: Plant Mar 31 and again by Sep 4; both mature before Nov 2. | Sep 4 |
| Collards | Jan 27 | Mar 10–Mar 24 | 251 | two-plantings: Plant Mar 10 and again by Sep 3; both mature before Nov 16. | Sep 3 |
| Cantaloupe | Mar 24 | Apr 21–Apr 28 | 160 | fits: 85 days to maturity, 160 available after Apr 21. | Jun 21 |
| Chives | Jan 13 | Apr 14–Apr 21 | 216 | fits: 90 days to maturity, 216 available after Apr 14. | — |
| Dill | — | Feb 10–May 5 | 265 | two-plantings: Plant Feb 10 and again by Aug 25; both mature before Nov 2. | Aug 25 |
| Oregano | Jan 27 | Apr 14–Apr 21 | 216 | fits: 80 days to maturity, 216 available after Apr 14. | — |
| Rosemary | Jan 13 | Apr 14–Apr 21 | 202 | fits: 80 days to maturity, 202 available after Apr 14. | — |
| Sage | Feb 10 | Apr 14–Apr 21 | 216 | fits: 75 days to maturity, 216 available after Apr 14. | — |
| Thyme | Jan 27 | Apr 14–Apr 21 | 216 | fits: 90 days to maturity, 216 available after Apr 14. | — |
| Calendula | Feb 24 | Mar 24–Apr 7 | 223 | two-plantings: Plant Mar 24 and again by Aug 30; both mature before Nov 2. | Aug 30 |
| Cosmos | Mar 10 | Apr 7–Apr 21 | 188 | two-plantings: Plant Apr 7 and again by Jul 30; both mature before Oct 12. | Jul 30 |
| Lavender | Jan 13 | Apr 7–Apr 21 | 223 | fits: 90 days to maturity, 223 available after Apr 7. | — |
| Marigolds | Feb 24 | Apr 7–Apr 14 | 188 | two-plantings: Plant Apr 7 and again by Aug 9; both mature before Oct 12. | Aug 9 |
| Melons | Mar 24 | Apr 21–Apr 28 | 160 | fits: 85 days to maturity, 160 available after Apr 21. | Jun 21 |
| Mint | — | Apr 7–Apr 21 | 223 | fits: 90 days to maturity, 223 available after Apr 7. | — |
| Nasturtiums | Mar 10 | Apr 7–Apr 14 | 188 | two-plantings: Plant Apr 7 and again by Aug 4; both mature before Oct 12. | Aug 4 |
| Pole Beans | — | Apr 14–Apr 28 | 181 | fits: 65 days to maturity, 181 available after Apr 14. | Jul 25 |
| Spaghetti Squash | Mar 24 | Apr 21–Apr 28 | 167 | fits: 90 days to maturity, 167 available after Apr 21. | Jun 23 |
| Sunflowers | — | Apr 7–Apr 21 | 188 | fits: 70 days to maturity, 188 available after Apr 7. | Jul 20 |
| Tomatillos | Feb 10 | Apr 14–Apr 21 | 167 | fits: 75 days to maturity, 167 available after Apr 14. | Jul 1 |
| Watermelon | Mar 24 | Apr 14–Apr 21 | 167 | fits: 80 days to maturity, 167 available after Apr 14. | Jun 26 |
| Yellow Squash | Mar 24 | Apr 21–Apr 28 | 174 | two-plantings: Plant Apr 21 and again by Aug 4; both mature before Oct 12. | Aug 4 |
| Zinnias | Mar 10 | Apr 7–Apr 21 | 188 | two-plantings: Plant Apr 7 and again by Jul 30; both mature before Oct 12. | Jul 30 |
Month by month in Lebanon
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 13), Lavender (Jan 13), Onion (Jan 13), Rosemary (Jan 13), Celery (Jan 27), Collards (Jan 27), +5 more. |
| February | Start indoors: Broccoli (Feb 10), Brussel Sprouts (Feb 10), Cabbage (Feb 10), Lettuce (Feb 10), Sage (Feb 10), Swiss Chard (Feb 10), +6 more. Direct sow from: Arugula (Feb 10), Beets (Feb 10), Dill (Feb 10), Peas (Feb 10), Radish (Feb 10), Spinach (Feb 10), +1 more. |
| March | Start indoors: Basil (Mar 3), Tomato (Mar 3), Bok Choy (Mar 10), Corn (Mar 10), Cosmos (Mar 10), Nasturtiums (Mar 10), +11 more. Direct sow from: Cilantro (Mar 10), Turnip (Mar 10), Carrots (Mar 17), Potatoes (Mar 24). Transplant from: Broccoli (Mar 10), Brussel Sprouts (Mar 10), Cabbage (Mar 10), Collards (Mar 10), Kale (Mar 10), Lettuce (Mar 10), +6 more. Plant: Strawberry (Mar 3). |
| April | Direct sow from: Sunflowers (Apr 7), Beans (Apr 14), Pole Beans (Apr 14). Transplant from: Cosmos (Apr 7), Lavender (Apr 7), Marigolds (Apr 7), Mint (Apr 7), Nasturtiums (Apr 7), Zinnias (Apr 7), +23 more. Last frost around April 7. |
| May | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| June | Last sowing dates: Butternut Squash (Jun 13), Pumpkin (Jun 13), Cantaloupe (Jun 21), Celery (Jun 21), Melons (Jun 21), Spaghetti Squash (Jun 23), +2 more. |
| July | Last sowing dates: Pepper (Jul 1), Tomatillos (Jul 1), Eggplant (Jul 6), Corn (Jul 8), Sunflowers (Jul 20), Brussel Sprouts (Jul 25), +6 more. |
| August | Last sowing dates: Nasturtiums (Aug 4), Okra (Aug 4), Yellow Squash (Aug 4), Zucchini (Aug 4), Cauliflower (Aug 5), Beans (Aug 6), +10 more. |
| September | Last sowing dates: Collards (Sep 3), Scallions (Sep 3), Bok Choy (Sep 4), Lettuce (Sep 4), Kale (Sep 8), Kohlrabi (Sep 8), +4 more. |
| October | Direct sow from: Garlic (Oct 26). First frost around October 26. |
| November | Last sowing dates: Garlic (Nov 16). |
| 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 Lebanon, OR (ZIP 97355)?
The median last spring frost date for Lebanon, OR (ZIP code 97355) is around April 7. 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 March 12; one in ten it runs past May 4.
What is the first fall frost date in Lebanon, OR?
The median first fall frost date for Lebanon, OR is around October 26. 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 1 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Lebanon, OR?
The frost-free growing season in Lebanon is about 202 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 Lebanon (202 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 Lebanon, OR?
Lebanon, OR 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 Lebanon, OR?
Start tomatoes indoors Mar 3 and plant out Apr 21 in Lebanon. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Lebanon?
Two: plant Mar 10 and again by Sep 4; both mature before Nov 2.
When do I plant garlic in Lebanon?
Oct 26 to Nov 16; it overwinters and is ready the following summer.
Can I get two tomato crops in Lebanon?
Yes: plant out Apr 21 for a summer crop, and set out a second round of transplants by Jun 26 for a fall crop.
Nearby and related
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- Frost dates for Stayton, OR 97383 (19.2 mi)
- Frost dates for Corvallis, OR 97330 (23.8 mi)
- Frost dates for Salem, OR 97306 (25.2 mi)
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