Frost Dates for Butler, NJ 07405
Last spring frost April 23 · First fall frost October 16 · 176 frost-free days · USDA Zone 6b
ZIP 07405 has about 18,000 people.
Moderate season: 176 frost-free days. Spring frost risk spans April 8–May 7 (29 days). Fall frost risk spans September 29–November 2 (34 days).
Frost probability for 07405
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | May 7 | April 23 | April 8 |
| Fall (first frost) | September 29 | October 16 | November 2 |
Dates come from NOAA 1971–2000 freeze probabilities at ESSEX FELLS SERVICE BLDG (19.1 km away); the 50% date is the median year.
Which crops fit a 176-day season in Butler
In Butler (176 frost-free days, a moderate 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 19 | May 7–May 14 | 134 | fits: 80 days to maturity, 134 available after May 7. | Jun 16 |
| Pepper | Mar 12 | May 7–May 14 | 134 | fits: 75 days to maturity, 134 available after May 7. | Jun 21 |
| Lettuce | Feb 26 | Mar 26–Apr 2 | 211 | two-plantings: Plant Mar 26 and again by Aug 25; both mature before Oct 23. | Aug 25 |
| Carrots | — | Apr 2–Apr 9 | 218 | fits: 70 days to maturity, 218 available after Apr 2. | Aug 14 |
| Cucumber | Apr 2 | May 7–May 14 | 148 | two-plantings: Plant May 7 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Beans | — | Apr 30–May 14 | 162 | two-plantings: Plant Apr 30 and again by Jul 27; both mature before Oct 9. | Jul 27 |
| Peas | — | Feb 26–May 7 | 239 | fits: 65 days to maturity, 239 available after Feb 26. | Aug 5 |
| Zucchini | Apr 9 | May 7–May 14 | 148 | two-plantings: Plant May 7 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Onion | Jan 29 | Mar 26–Apr 9 | 211 | fits: 100 days to maturity, 211 available after Mar 26. | — |
| Spinach | — | Feb 26–Apr 16 | 253 | two-plantings: Plant Feb 26 and again by Sep 13; both mature before Nov 6. | Sep 13 |
| Kale | Feb 12 | Mar 26–Apr 9 | 225 | two-plantings: Plant Mar 26 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Broccoli | Feb 26 | Mar 26–Apr 9 | 211 | fits: 80 days to maturity, 211 available after Mar 26. | Jul 21 |
| Cabbage | Feb 26 | Mar 26–Apr 9 | 225 | fits: 70 days to maturity, 225 available after Mar 26. | Aug 14 |
| Radish | — | Feb 26–May 21 | 239 | two-plantings: Plant Feb 26 and again by Sep 14; both mature before Oct 23. | Sep 14 |
| Beets | — | Feb 26–May 21 | 239 | two-plantings: Plant Feb 26 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Potatoes | — | Apr 9–Apr 16 | 197 | fits: 90 days to maturity, 197 available after Apr 9. | — |
| Garlic | — | Oct 16 | 281 | overwinter: Plant Oct 16 to Nov 6; harvest the following summer. | Nov 6 |
| Strawberry | — | Mar 19–May 14 | 232 | perennial: A perennial: plant Mar 19; it fruits from the following year and keeps producing for several years. | — |
| Corn | Mar 26 | Apr 30–May 7 | 148 | fits: 75 days to maturity, 148 available after Apr 30. | Jun 28 |
| Pumpkin | Apr 9 | May 7–May 7 | 141 | fits: 100 days to maturity, 141 available after May 7. | Jun 3 |
| Cauliflower | Mar 12 | Apr 16–Apr 30 | 190 | fits: 75 days to maturity, 190 available after Apr 16. | Jul 26 |
| Swiss Chard | Feb 26 | Apr 9–Apr 9 | 197 | two-plantings: Plant Apr 9 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Arugula | — | Feb 26–May 21 | 253 | two-plantings: Plant Feb 26 and again by Sep 13; both mature before Nov 6. | Sep 13 |
| Brussel Sprouts | Feb 26 | Mar 26–Apr 9 | 225 | fits: 100 days to maturity, 225 available after Mar 26. | Jul 15 |
| Butternut Squash | Apr 9 | May 7–May 14 | 141 | fits: 100 days to maturity, 141 available after May 7. | Jun 3 |
| Eggplant | Mar 5 | May 7–May 14 | 134 | fits: 70 days to maturity, 134 available after May 7. | Jun 26 |
| Okra | Mar 26 | Apr 30–May 7 | 155 | two-plantings: Plant Apr 30 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Basil | Mar 19 | May 14–May 14 | 141 | two-plantings: Plant May 14 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Cilantro | — | Mar 26–Apr 16 | 211 | two-plantings: Plant Mar 26 and again by Aug 20; both mature before Oct 23. | Aug 20 |
| Parsley | Feb 12 | Apr 30–May 7 | 176 | fits: 70 days to maturity, 176 available after Apr 30. | Jul 31 |
| Celery | Feb 12 | Apr 30–May 14 | 176 | fits: 120 days to maturity, 176 available after Apr 30. | Jun 11 |
| Scallions | Feb 12 | Mar 26–Apr 9 | 225 | two-plantings: Plant Mar 26 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Turnip | — | Mar 26–Apr 9 | 225 | two-plantings: Plant Mar 26 and again by Sep 3; both mature before Nov 6. | Sep 3 |
| Kohlrabi | — | Mar 12–Mar 26 | 239 | two-plantings: Plant Mar 12 and again by Aug 29; both mature before Nov 6. | Aug 29 |
| Bok Choy | Mar 26 | Apr 16–Apr 23 | 190 | two-plantings: Plant Apr 16 and again by Aug 25; both mature before Oct 23. | Aug 25 |
| Collards | Feb 12 | Mar 26–Apr 9 | 225 | two-plantings: Plant Mar 26 and again by Aug 24; both mature before Nov 6. | Aug 24 |
| Cantaloupe | Apr 9 | May 7–May 14 | 134 | fits: 85 days to maturity, 134 available after May 7. | Jun 11 |
| Chives | Jan 29 | Apr 30–May 7 | 190 | fits: 90 days to maturity, 190 available after Apr 30. | — |
| Dill | — | Feb 26–May 21 | 239 | two-plantings: Plant Feb 26 and again by Aug 15; both mature before Oct 23. | Aug 15 |
| Oregano | Feb 12 | Apr 30–May 7 | 190 | fits: 80 days to maturity, 190 available after Apr 30. | — |
| Rosemary | Jan 29 | Apr 30–May 7 | 176 | fits: 80 days to maturity, 176 available after Apr 30. | — |
| Sage | Feb 26 | Apr 30–May 7 | 190 | fits: 75 days to maturity, 190 available after Apr 30. | — |
| Thyme | Feb 12 | Apr 30–May 7 | 190 | fits: 90 days to maturity, 190 available after Apr 30. | — |
| Calendula | Mar 12 | Apr 9–Apr 23 | 197 | two-plantings: Plant Apr 9 and again by Aug 20; both mature before Oct 23. | Aug 20 |
| Cosmos | Mar 26 | Apr 23–May 7 | 162 | two-plantings: Plant Apr 23 and again by Jul 20; both mature before Oct 2. | Jul 20 |
| Lavender | Jan 29 | Apr 23–May 7 | 197 | fits: 90 days to maturity, 197 available after Apr 23. | — |
| Marigolds | Mar 12 | Apr 23–Apr 30 | 162 | two-plantings: Plant Apr 23 and again by Jul 30; both mature before Oct 2. | Jul 30 |
| Melons | Apr 9 | May 7–May 14 | 134 | fits: 85 days to maturity, 134 available after May 7. | Jun 11 |
| Mint | — | Apr 23–May 7 | 197 | fits: 90 days to maturity, 197 available after Apr 23. | — |
| Nasturtiums | Mar 26 | Apr 23–Apr 30 | 162 | two-plantings: Plant Apr 23 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Pole Beans | — | Apr 30–May 14 | 155 | fits: 65 days to maturity, 155 available after Apr 30. | Jul 15 |
| Spaghetti Squash | Apr 9 | May 7–May 14 | 141 | fits: 90 days to maturity, 141 available after May 7. | Jun 13 |
| Sunflowers | — | Apr 23–May 7 | 162 | fits: 70 days to maturity, 162 available after Apr 23. | Jul 10 |
| Tomatillos | Feb 26 | Apr 30–May 7 | 141 | fits: 75 days to maturity, 141 available after Apr 30. | Jun 21 |
| Watermelon | Apr 9 | Apr 30–May 7 | 141 | fits: 80 days to maturity, 141 available after Apr 30. | Jun 16 |
| Yellow Squash | Apr 9 | May 7–May 14 | 148 | two-plantings: Plant May 7 and again by Jul 25; both mature before Oct 2. | Jul 25 |
| Zinnias | Mar 26 | Apr 23–May 7 | 162 | two-plantings: Plant Apr 23 and again by Jul 20; both mature before Oct 2. | Jul 20 |
Month by month in Butler
| Month | What to do |
|---|---|
| January | Start indoors: Chives (Jan 29), Lavender (Jan 29), Onion (Jan 29), Rosemary (Jan 29). |
| February | Start indoors: Celery (Feb 12), Collards (Feb 12), Kale (Feb 12), Oregano (Feb 12), Parsley (Feb 12), Scallions (Feb 12), +8 more. Direct sow from: Arugula (Feb 26), Beets (Feb 26), Dill (Feb 26), Peas (Feb 26), Radish (Feb 26), Spinach (Feb 26). |
| March | Start indoors: Eggplant (Mar 5), Calendula (Mar 12), Cauliflower (Mar 12), Marigolds (Mar 12), Pepper (Mar 12), Basil (Mar 19), +7 more. Direct sow from: Kohlrabi (Mar 12), Cilantro (Mar 26), Turnip (Mar 26). Transplant from: Broccoli (Mar 26), Brussel Sprouts (Mar 26), Cabbage (Mar 26), Collards (Mar 26), Kale (Mar 26), Lettuce (Mar 26), +2 more. Plant: Strawberry (Mar 19). |
| April | Start indoors: Cucumber (Apr 2), Butternut Squash (Apr 9), Cantaloupe (Apr 9), Melons (Apr 9), Pumpkin (Apr 9), Spaghetti Squash (Apr 9), +3 more. Direct sow from: Carrots (Apr 2), Potatoes (Apr 9), Sunflowers (Apr 23), Beans (Apr 30), Pole Beans (Apr 30). Transplant from: Calendula (Apr 9), Swiss Chard (Apr 9), Bok Choy (Apr 16), Cauliflower (Apr 16), Cosmos (Apr 23), Lavender (Apr 23), +15 more. Last frost around April 23. |
| May | Transplant from: Butternut Squash (May 7), Cantaloupe (May 7), Cucumber (May 7), Eggplant (May 7), Melons (May 7), Pepper (May 7), +6 more. |
| June | Last sowing dates: Butternut Squash (Jun 3), Pumpkin (Jun 3), Cantaloupe (Jun 11), Celery (Jun 11), Melons (Jun 11), Spaghetti Squash (Jun 13), +6 more. |
| July | Last sowing dates: Sunflowers (Jul 10), Brussel Sprouts (Jul 15), Pole Beans (Jul 15), Basil (Jul 20), Cosmos (Jul 20), Cucumber (Jul 20), +10 more. |
| August | Last sowing dates: Peas (Aug 5), Cabbage (Aug 14), Carrots (Aug 14), Beets (Aug 15), Dill (Aug 15), Swiss Chard (Aug 15), +8 more. |
| September | Last sowing dates: Turnip (Sep 3), Arugula (Sep 13), Spinach (Sep 13), Radish (Sep 14). |
| October | Direct sow from: Garlic (Oct 16). First frost around October 16. |
| November | Last sowing dates: Garlic (Nov 6). |
| 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 Butler, NJ (ZIP 07405)?
The median last spring frost date for Butler, NJ (ZIP code 07405) is around April 23. 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 8; one in ten it runs past May 7.
What is the first fall frost date in Butler, NJ?
The median first fall frost date for Butler, NJ is around October 16. 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 29 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Butler, NJ?
The frost-free growing season in Butler is about 176 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 Butler (176 frost-free days, a moderate season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Butler, NJ?
Butler, NJ is in USDA hardiness zone 6b (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 Butler, NJ?
Start tomatoes indoors Mar 19 and plant out May 7 in Butler. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Butler?
Two: plant Mar 26 and again by Aug 25; both mature before Oct 23.
When do I plant garlic in Butler?
Oct 16 to Nov 6; it overwinters and is ready the following summer.
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