Frost Dates for Madras, OR 97741
Last spring frost June 6 · First fall frost September 14 · 100 frost-free days · USDA Zone 7a
ZIP 97741 has about 13,700 people.
Short season: 100 frost-free days. Spring frost risk spans May 19–June 25 (37 days). Fall frost risk spans August 30–September 30 (31 days).
Frost probability for 97741
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | June 25 | June 6 | May 19 |
| Fall (first frost) | August 30 | September 14 | September 30 |
Dates come from NOAA 1971–2000 freeze probabilities at MADRAS (5.6 km away); the 50% date is the median year.
Which crops fit a 100-day season in Madras
In Madras (100 frost-free days, a short season), 29 of 56 planner crops fit outright, 14 get two plantings, 6 need an indoor start, 6 don't reliably mature, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | May 2 | Jun 20–Jun 27 | 58 | no-fit: Needs 80 days; Madras has 58 after Jun 20. | — |
| Pepper | Apr 25 | Jun 20–Jun 27 | 58 | head-start: Even planted out Jun 20, the outdoor season is about 17 days short; choose an early variety or grow under cover. | — |
| Lettuce | Apr 11 | May 9–May 16 | 135 | two-plantings: Plant May 9 and again by Jul 24; both mature before Sep 21. | Jul 24 |
| Carrots | — | May 16–May 23 | 142 | fits: 70 days to maturity, 142 available after May 16. | Jul 13 |
| Cucumber | May 16 | Jun 20–Jun 27 | 72 | fits: 60 days to maturity, 72 available after Jun 20. | — |
| Beans | — | Jun 13–Jun 27 | 86 | fits: 60 days to maturity, 86 available after Jun 13. | Jun 25 |
| Peas | — | Apr 11–Jun 20 | 163 | fits: 65 days to maturity, 163 available after Apr 11. | Jul 4 |
| Zucchini | May 23 | Jun 20–Jun 27 | 72 | fits: 55 days to maturity, 72 available after Jun 20. | Jun 23 |
| Onion | Mar 14 | May 9–May 23 | 135 | fits: 100 days to maturity, 135 available after May 9. | — |
| Spinach | — | Apr 11–May 30 | 177 | two-plantings: Plant Apr 11 and again by Aug 12; both mature before Oct 5. | Aug 12 |
| Kale | Mar 28 | May 9–May 23 | 149 | two-plantings: Plant May 9 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Broccoli | Apr 11 | May 9–May 23 | 135 | fits: 80 days to maturity, 135 available after May 9. | Jun 19 |
| Cabbage | Apr 11 | May 9–May 23 | 149 | fits: 70 days to maturity, 149 available after May 9. | Jul 13 |
| Radish | — | Apr 11–Jul 4 | 163 | two-plantings: Plant Apr 11 and again by Aug 13; both mature before Sep 21. | Aug 13 |
| Beets | — | Apr 11–Jul 4 | 163 | two-plantings: Plant Apr 11 and again by Jul 14; both mature before Sep 21. | Jul 14 |
| Potatoes | — | May 23–May 30 | 121 | fits: 90 days to maturity, 121 available after May 23. | — |
| Garlic | — | Sep 14 | 205 | overwinter: Plant Sep 14 to Oct 5; harvest the following summer. | Oct 5 |
| Strawberry | — | May 2–Jun 27 | 156 | perennial: A perennial: plant May 2; it fruits from the following year and keeps producing for several years. | — |
| Corn | May 9 | Jun 13–Jun 20 | 72 | head-start: Even planted out Jun 13, the outdoor season is about 3 days short; choose an early variety or grow under cover. | — |
| Pumpkin | May 23 | Jun 20–Jun 20 | 65 | no-fit: Needs 100 days; Madras has 65 after Jun 20. | — |
| Cauliflower | Apr 25 | May 30–Jun 13 | 114 | fits: 75 days to maturity, 114 available after May 30. | Jun 24 |
| Swiss Chard | Apr 11 | May 23–May 23 | 121 | fits: 55 days to maturity, 121 available after May 23. | Jul 14 |
| Arugula | — | Apr 11–Jul 4 | 177 | two-plantings: Plant Apr 11 and again by Aug 12; both mature before Oct 5. | Aug 12 |
| Brussel Sprouts | Apr 11 | May 9–May 23 | 149 | fits: 100 days to maturity, 149 available after May 9. | Jun 13 |
| Butternut Squash | May 23 | Jun 20–Jun 27 | 65 | no-fit: Needs 100 days; Madras has 65 after Jun 20. | — |
| Eggplant | Apr 18 | Jun 20–Jun 27 | 58 | head-start: Even planted out Jun 20, the outdoor season is about 12 days short; choose an early variety or grow under cover. | — |
| Okra | May 9 | Jun 13–Jun 20 | 79 | fits: 55 days to maturity, 79 available after Jun 13. | Jun 23 |
| Basil | May 2 | Jun 27–Jun 27 | 65 | fits: 60 days to maturity, 65 available after Jun 27. | — |
| Cilantro | — | May 9–May 30 | 135 | two-plantings: Plant May 9 and again by Jul 19; both mature before Sep 21. | Jul 19 |
| Parsley | Mar 28 | Jun 13–Jun 20 | 100 | fits: 70 days to maturity, 100 available after Jun 13. | Jun 29 |
| Celery | Mar 28 | Jun 13–Jun 27 | 100 | head-start: Even planted out Jun 13, the outdoor season is about 20 days short; choose an early variety or grow under cover. | — |
| Scallions | Mar 28 | May 9–May 23 | 149 | two-plantings: Plant May 9 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Turnip | — | May 9–May 23 | 149 | two-plantings: Plant May 9 and again by Aug 2; both mature before Oct 5. | Aug 2 |
| Kohlrabi | — | Apr 25–May 9 | 163 | two-plantings: Plant Apr 25 and again by Jul 28; both mature before Oct 5. | Jul 28 |
| Bok Choy | May 9 | May 30–Jun 6 | 114 | two-plantings: Plant May 30 and again by Jul 24; both mature before Sep 21. | Jul 24 |
| Collards | Mar 28 | May 9–May 23 | 149 | two-plantings: Plant May 9 and again by Jul 23; both mature before Oct 5. | Jul 23 |
| Cantaloupe | May 23 | Jun 20–Jun 27 | 58 | no-fit: Needs 85 days; Madras has 58 after Jun 20. | — |
| Chives | Mar 14 | Jun 13–Jun 20 | 114 | fits: 90 days to maturity, 114 available after Jun 13. | — |
| Dill | — | Apr 11–Jul 4 | 163 | two-plantings: Plant Apr 11 and again by Jul 14; both mature before Sep 21. | Jul 14 |
| Oregano | Mar 28 | Jun 13–Jun 20 | 114 | fits: 80 days to maturity, 114 available after Jun 13. | — |
| Rosemary | Mar 14 | Jun 13–Jun 20 | 100 | fits: 80 days to maturity, 100 available after Jun 13. | — |
| Sage | Apr 11 | Jun 13–Jun 20 | 114 | fits: 75 days to maturity, 114 available after Jun 13. | — |
| Thyme | Mar 28 | Jun 13–Jun 20 | 114 | fits: 90 days to maturity, 114 available after Jun 13. | — |
| Calendula | Apr 25 | May 23–Jun 6 | 121 | two-plantings: Plant May 23 and again by Jul 19; both mature before Sep 21. | Jul 19 |
| Cosmos | May 9 | Jun 6–Jun 20 | 86 | fits: 60 days to maturity, 86 available after Jun 6. | Jun 18 |
| Lavender | Mar 14 | Jun 6–Jun 20 | 121 | fits: 90 days to maturity, 121 available after Jun 6. | — |
| Marigolds | Apr 25 | Jun 6–Jun 13 | 86 | fits: 50 days to maturity, 86 available after Jun 6. | Jun 28 |
| Melons | May 23 | Jun 20–Jun 27 | 58 | no-fit: Needs 85 days; Madras has 58 after Jun 20. | — |
| Mint | — | Jun 6–Jun 20 | 121 | fits: 90 days to maturity, 121 available after Jun 6. | — |
| Nasturtiums | May 9 | Jun 6–Jun 13 | 86 | fits: 55 days to maturity, 86 available after Jun 6. | Jun 23 |
| Pole Beans | — | Jun 13–Jun 27 | 79 | fits: 65 days to maturity, 79 available after Jun 13. | — |
| Spaghetti Squash | May 23 | Jun 20–Jun 27 | 65 | no-fit: Needs 90 days; Madras has 65 after Jun 20. | — |
| Sunflowers | — | Jun 6–Jun 20 | 86 | fits: 70 days to maturity, 86 available after Jun 6. | Jun 8 |
| Tomatillos | Apr 11 | Jun 13–Jun 20 | 65 | head-start: Even planted out Jun 13, the outdoor season is about 10 days short; choose an early variety or grow under cover. | — |
| Watermelon | May 23 | Jun 13–Jun 20 | 65 | head-start: Even planted out Jun 13, the outdoor season is about 15 days short; choose an early variety or grow under cover. | — |
| Yellow Squash | May 23 | Jun 20–Jun 27 | 72 | fits: 55 days to maturity, 72 available after Jun 20. | Jun 23 |
| Zinnias | May 9 | Jun 6–Jun 20 | 86 | fits: 60 days to maturity, 86 available after Jun 6. | Jun 18 |
Month by month in Madras
| Month | What to do |
|---|---|
| January | Plan your garden layout and order seeds. Research varieties suited to your frost dates. |
| February | Start the slowest-growing crops indoors: onions, leeks, and celery (10–12 weeks before last frost). |
| March | Start indoors: Chives (Mar 14), Lavender (Mar 14), Onion (Mar 14), Rosemary (Mar 14), Celery (Mar 28), Collards (Mar 28), +5 more. |
| April | Start indoors: Broccoli (Apr 11), Brussel Sprouts (Apr 11), Cabbage (Apr 11), Lettuce (Apr 11), Sage (Apr 11), Swiss Chard (Apr 11), +6 more. Direct sow from: Arugula (Apr 11), Beets (Apr 11), Dill (Apr 11), Peas (Apr 11), Radish (Apr 11), Spinach (Apr 11), +1 more. |
| May | Start indoors: Basil (May 2), Tomato (May 2), Bok Choy (May 9), Corn (May 9), Cosmos (May 9), Nasturtiums (May 9), +11 more. Direct sow from: Cilantro (May 9), Turnip (May 9), Carrots (May 16), Potatoes (May 23). Transplant from: Broccoli (May 9), Brussel Sprouts (May 9), Cabbage (May 9), Collards (May 9), Kale (May 9), Lettuce (May 9), +6 more. Plant: Strawberry (May 2). |
| June | Direct sow from: Sunflowers (Jun 6), Beans (Jun 13), Pole Beans (Jun 13). Transplant from: Cosmos (Jun 6), Lavender (Jun 6), Marigolds (Jun 6), Mint (Jun 6), Nasturtiums (Jun 6), Zinnias (Jun 6), +23 more. Last frost around June 6. Last sowing dates: Sunflowers (Jun 8), Brussel Sprouts (Jun 13), Cosmos (Jun 18), Zinnias (Jun 18), Broccoli (Jun 19), Nasturtiums (Jun 23), +7 more. |
| July | Last sowing dates: Peas (Jul 4), Cabbage (Jul 13), Carrots (Jul 13), Beets (Jul 14), Dill (Jul 14), Swiss Chard (Jul 14), +8 more. |
| August | Last sowing dates: Turnip (Aug 2), Arugula (Aug 12), Spinach (Aug 12), Radish (Aug 13). |
| September | Direct sow from: Garlic (Sep 14). First frost around September 14. |
| October | Last sowing dates: Garlic (Oct 5). |
| November | Clean up spent plants. Add compost to beds. Rest, review, and plan next year's garden. |
| 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 Madras, OR (ZIP 97741)?
The median last spring frost date for Madras, OR (ZIP code 97741) is around June 6. 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 May 19; one in ten it runs past June 25.
What is the first fall frost date in Madras, OR?
The median first fall frost date for Madras, OR is around September 14. 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 August 30 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Madras, OR?
The frost-free growing season in Madras is about 100 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 Madras (100 frost-free days, a short season), 29 of 56 planner crops fit outright, 14 get two plantings, 6 need an indoor start, 6 don't reliably mature, 1 crop is perennial.
What USDA hardiness zone is Madras, OR?
Madras, OR is in USDA hardiness zone 7a (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 Madras, OR?
Start tomatoes indoors May 2 and plant out Jun 20 in Madras. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Madras?
Two: plant May 9 and again by Jul 24; both mature before Sep 21.
When do I plant garlic in Madras?
Sep 14 to Oct 5; it overwinters and is ready the following summer.
Can I grow Celery in Madras?
Yes, with help. Even planted out Jun 13, the outdoor season is about 20 days short; choose an early variety or grow under cover.
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