Frost Dates for New Richmond, WI 54017
Last spring frost May 7 · First fall frost September 29 · 145 frost-free days · USDA Zone 4b
ZIP 54017 has about 20,400 people.
Moderate season: 145 frost-free days. Spring frost risk spans April 23–May 20 (27 days). Fall frost risk spans September 17–October 10 (23 days).
Frost probability for 54017
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 20 | May 7 | April 23 |
| Fall (first frost) | September 17 | September 29 | October 10 |
Dates come from NOAA 1971–2000 freeze probabilities at RIVER FALLS (30.3 km away); the 50% date is the median year.
Which crops fit a 145-day season in New Richmond
In New Richmond (145 frost-free days, a moderate season), 37 of 56 planner crops fit outright, 18 get two plantings, 1 crop is perennial.
| Crop | Start indoors | Plant out / sow | Days you have | Verdict | Last sow date |
|---|---|---|---|---|---|
| Tomato | Apr 2 | May 21–May 28 | 103 | fits: 80 days to maturity, 103 available after May 21. | May 30 |
| Pepper | Mar 26 | May 21–May 28 | 103 | fits: 75 days to maturity, 103 available after May 21. | Jun 4 |
| Lettuce | Mar 12 | Apr 9–Apr 16 | 180 | two-plantings: Plant Apr 9 and again by Aug 8; both mature before Oct 6. | Aug 8 |
| Carrots | — | Apr 16–Apr 23 | 187 | fits: 70 days to maturity, 187 available after Apr 16. | Jul 28 |
| Cucumber | Apr 16 | May 21–May 28 | 117 | fits: 60 days to maturity, 117 available after May 21. | Jul 3 |
| Beans | — | May 14–May 28 | 131 | fits: 60 days to maturity, 131 available after May 14. | Jul 10 |
| Peas | — | Mar 12–May 21 | 208 | fits: 65 days to maturity, 208 available after Mar 12. | Jul 19 |
| Zucchini | Apr 23 | May 21–May 28 | 117 | fits: 55 days to maturity, 117 available after May 21. | Jul 8 |
| Onion | Feb 12 | Apr 9–Apr 23 | 180 | fits: 100 days to maturity, 180 available after Apr 9. | — |
| Spinach | — | Mar 12–Apr 30 | 222 | two-plantings: Plant Mar 12 and again by Aug 27; both mature before Oct 20. | Aug 27 |
| Kale | Feb 26 | Apr 9–Apr 23 | 194 | two-plantings: Plant Apr 9 and again by Aug 12; both mature before Oct 20. | Aug 12 |
| Broccoli | Mar 12 | Apr 9–Apr 23 | 180 | fits: 80 days to maturity, 180 available after Apr 9. | Jul 4 |
| Cabbage | Mar 12 | Apr 9–Apr 23 | 194 | fits: 70 days to maturity, 194 available after Apr 9. | Jul 28 |
| Radish | — | Mar 12–Jun 4 | 208 | two-plantings: Plant Mar 12 and again by Aug 28; both mature before Oct 6. | Aug 28 |
| Beets | — | Mar 12–Jun 4 | 208 | two-plantings: Plant Mar 12 and again by Jul 29; both mature before Oct 6. | Jul 29 |
| Potatoes | — | Apr 23–Apr 30 | 166 | fits: 90 days to maturity, 166 available after Apr 23. | — |
| Garlic | — | Sep 29 | 250 | overwinter: Plant Sep 29 to Oct 20; harvest the following summer. | Oct 20 |
| Strawberry | — | Apr 2–May 28 | 201 | perennial: A perennial: plant Apr 2; it fruits from the following year and keeps producing for several years. | — |
| Corn | Apr 9 | May 14–May 21 | 117 | fits: 75 days to maturity, 117 available after May 14. | Jun 11 |
| Pumpkin | Apr 23 | May 21–May 21 | 110 | fits: 100 days to maturity, 110 available after May 21. | — |
| Cauliflower | Mar 26 | Apr 30–May 14 | 159 | fits: 75 days to maturity, 159 available after Apr 30. | Jul 9 |
| Swiss Chard | Mar 12 | Apr 23–Apr 23 | 166 | two-plantings: Plant Apr 23 and again by Jul 29; both mature before Oct 6. | Jul 29 |
| Arugula | — | Mar 12–Jun 4 | 222 | two-plantings: Plant Mar 12 and again by Aug 27; both mature before Oct 20. | Aug 27 |
| Brussel Sprouts | Mar 12 | Apr 9–Apr 23 | 194 | fits: 100 days to maturity, 194 available after Apr 9. | Jun 28 |
| Butternut Squash | Apr 23 | May 21–May 28 | 110 | fits: 100 days to maturity, 110 available after May 21. | — |
| Eggplant | Mar 19 | May 21–May 28 | 103 | fits: 70 days to maturity, 103 available after May 21. | Jun 9 |
| Okra | Apr 9 | May 14–May 21 | 124 | two-plantings: Plant May 14 and again by Jul 8; both mature before Sep 15. | Jul 8 |
| Basil | Apr 2 | May 28–May 28 | 110 | fits: 60 days to maturity, 110 available after May 28. | Jul 3 |
| Cilantro | — | Apr 9–Apr 30 | 180 | two-plantings: Plant Apr 9 and again by Aug 3; both mature before Oct 6. | Aug 3 |
| Parsley | Feb 26 | May 14–May 21 | 145 | fits: 70 days to maturity, 145 available after May 14. | Jul 14 |
| Celery | Feb 26 | May 14–May 28 | 145 | fits: 120 days to maturity, 145 available after May 14. | May 25 |
| Scallions | Feb 26 | Apr 9–Apr 23 | 194 | two-plantings: Plant Apr 9 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Turnip | — | Apr 9–Apr 23 | 194 | two-plantings: Plant Apr 9 and again by Aug 17; both mature before Oct 20. | Aug 17 |
| Kohlrabi | — | Mar 26–Apr 9 | 208 | two-plantings: Plant Mar 26 and again by Aug 12; both mature before Oct 20. | Aug 12 |
| Bok Choy | Apr 9 | Apr 30–May 7 | 159 | two-plantings: Plant Apr 30 and again by Aug 8; both mature before Oct 6. | Aug 8 |
| Collards | Feb 26 | Apr 9–Apr 23 | 194 | two-plantings: Plant Apr 9 and again by Aug 7; both mature before Oct 20. | Aug 7 |
| Cantaloupe | Apr 23 | May 21–May 28 | 103 | fits: 85 days to maturity, 103 available after May 21. | May 25 |
| Chives | Feb 12 | May 14–May 21 | 159 | fits: 90 days to maturity, 159 available after May 14. | — |
| Dill | — | Mar 12–Jun 4 | 208 | two-plantings: Plant Mar 12 and again by Jul 29; both mature before Oct 6. | Jul 29 |
| Oregano | Feb 26 | May 14–May 21 | 159 | fits: 80 days to maturity, 159 available after May 14. | — |
| Rosemary | Feb 12 | May 14–May 21 | 145 | fits: 80 days to maturity, 145 available after May 14. | — |
| Sage | Mar 12 | May 14–May 21 | 159 | fits: 75 days to maturity, 159 available after May 14. | — |
| Thyme | Feb 26 | May 14–May 21 | 159 | fits: 90 days to maturity, 159 available after May 14. | — |
| Calendula | Mar 26 | Apr 23–May 7 | 166 | two-plantings: Plant Apr 23 and again by Aug 3; both mature before Oct 6. | Aug 3 |
| Cosmos | Apr 9 | May 7–May 21 | 131 | fits: 60 days to maturity, 131 available after May 7. | Jul 3 |
| Lavender | Feb 12 | May 7–May 21 | 166 | fits: 90 days to maturity, 166 available after May 7. | — |
| Marigolds | Mar 26 | May 7–May 14 | 131 | two-plantings: Plant May 7 and again by Jul 13; both mature before Sep 15. | Jul 13 |
| Melons | Apr 23 | May 21–May 28 | 103 | fits: 85 days to maturity, 103 available after May 21. | May 25 |
| Mint | — | May 7–May 21 | 166 | fits: 90 days to maturity, 166 available after May 7. | — |
| Nasturtiums | Apr 9 | May 7–May 14 | 131 | two-plantings: Plant May 7 and again by Jul 8; both mature before Sep 15. | Jul 8 |
| Pole Beans | — | May 14–May 28 | 124 | fits: 65 days to maturity, 124 available after May 14. | Jun 28 |
| Spaghetti Squash | Apr 23 | May 21–May 28 | 110 | fits: 90 days to maturity, 110 available after May 21. | May 27 |
| Sunflowers | — | May 7–May 21 | 131 | fits: 70 days to maturity, 131 available after May 7. | Jun 23 |
| Tomatillos | Mar 12 | May 14–May 21 | 110 | fits: 75 days to maturity, 110 available after May 14. | Jun 4 |
| Watermelon | Apr 23 | May 14–May 21 | 110 | fits: 80 days to maturity, 110 available after May 14. | May 30 |
| Yellow Squash | Apr 23 | May 21–May 28 | 117 | fits: 55 days to maturity, 117 available after May 21. | Jul 8 |
| Zinnias | Apr 9 | May 7–May 21 | 131 | fits: 60 days to maturity, 131 available after May 7. | Jul 3 |
Month by month in New Richmond
| Month | What to do |
|---|---|
| January | Plan your garden layout and order seeds. Research varieties suited to your frost dates. |
| February | Start indoors: Chives (Feb 12), Lavender (Feb 12), Onion (Feb 12), Rosemary (Feb 12), Celery (Feb 26), Collards (Feb 26), +5 more. |
| March | Start indoors: Broccoli (Mar 12), Brussel Sprouts (Mar 12), Cabbage (Mar 12), Lettuce (Mar 12), Sage (Mar 12), Swiss Chard (Mar 12), +6 more. Direct sow from: Arugula (Mar 12), Beets (Mar 12), Dill (Mar 12), Peas (Mar 12), Radish (Mar 12), Spinach (Mar 12), +1 more. |
| April | Start indoors: Basil (Apr 2), Tomato (Apr 2), Bok Choy (Apr 9), Corn (Apr 9), Cosmos (Apr 9), Nasturtiums (Apr 9), +11 more. Direct sow from: Cilantro (Apr 9), Turnip (Apr 9), Carrots (Apr 16), Potatoes (Apr 23). Transplant from: Broccoli (Apr 9), Brussel Sprouts (Apr 9), Cabbage (Apr 9), Collards (Apr 9), Kale (Apr 9), Lettuce (Apr 9), +6 more. Plant: Strawberry (Apr 2). |
| May | Direct sow from: Sunflowers (May 7), Beans (May 14), Pole Beans (May 14). Transplant from: Cosmos (May 7), Lavender (May 7), Marigolds (May 7), Mint (May 7), Nasturtiums (May 7), Zinnias (May 7), +23 more. Last frost around May 7. Last sowing dates: Cantaloupe (May 25), Celery (May 25), Melons (May 25), Spaghetti Squash (May 27), Tomato (May 30), Watermelon (May 30). |
| June | Last sowing dates: Pepper (Jun 4), Tomatillos (Jun 4), Eggplant (Jun 9), Corn (Jun 11), Sunflowers (Jun 23), Brussel Sprouts (Jun 28), +1 more. |
| July | Last sowing dates: Basil (Jul 3), Cosmos (Jul 3), Cucumber (Jul 3), Zinnias (Jul 3), Broccoli (Jul 4), Nasturtiums (Jul 8), +13 more. |
| August | Last sowing dates: Calendula (Aug 3), Cilantro (Aug 3), Collards (Aug 7), Scallions (Aug 7), Bok Choy (Aug 8), Lettuce (Aug 8), +6 more. |
| September | Direct sow from: Garlic (Sep 29). First frost around September 29. |
| October | Last sowing dates: Garlic (Oct 20). |
| 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 New Richmond, WI (ZIP 54017)?
The median last spring frost date for New Richmond, WI (ZIP code 54017) is around May 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 April 23; one in ten it runs past May 20.
What is the first fall frost date in New Richmond, WI?
The median first fall frost date for New Richmond, WI is around September 29. 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 17 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in New Richmond, WI?
The frost-free growing season in New Richmond is about 145 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 New Richmond (145 frost-free days, a moderate season), 37 of 56 planner crops fit outright, 18 get two plantings, 1 crop is perennial.
What USDA hardiness zone is New Richmond, WI?
New Richmond, WI is in USDA hardiness zone 4b (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 New Richmond, WI?
Start tomatoes indoors Apr 2 and plant out May 21 in New Richmond. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in New Richmond?
Two: plant Apr 9 and again by Aug 8; both mature before Oct 6.
When do I plant garlic in New Richmond?
Sep 29 to Oct 20; it overwinters and is ready the following summer.
Which nearby ZIP has a longer season?
Hudson (ZIP 54016) has 158 frost-free days, 13 more than New Richmond (ZIP 54017). See Hudson ZIP 54016 frost dates
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