Frost Dates for Gold Canyon, AZ 85118
Last spring frost February 7 · First fall frost December 22 · 318 frost-free days · USDA Zone 9b
ZIP 85118 has about 14,900 people.
Very long season: 318 frost-free days.
Frost probability for 85118
| Frost | 10% | 50% | 90% |
|---|---|---|---|
| Spring (last frost) | March 18 | February 7 | — |
| Fall (first frost) | November 21 | December 22 | — |
Dates come from NOAA 1971–2000 freeze probabilities at SUPERIOR (26.2 km away); the 50% date is the median year.
Which crops fit a 318-day season in Gold Canyon
In Gold Canyon (318 frost-free days, a very 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 | Jan 3 | Feb 21–Feb 28 | 276 | fits: 80 days to maturity, 276 available after Feb 21. | Aug 22 |
| Pepper | Dec 27 | Feb 21–Feb 28 | 276 | fits: 75 days to maturity, 276 available after Feb 21. | Aug 27 |
| Lettuce | Dec 13 | Jan 10–Jan 17 | 353 | two-plantings: Plant Jan 10 and again by Oct 31; both mature before Dec 29. | Oct 31 |
| Carrots | — | Jan 17–Jan 24 | 360 | fits: 70 days to maturity, 360 available after Jan 17. | Oct 20 |
| Cucumber | Jan 17 | Feb 21–Feb 28 | 290 | two-plantings: Plant Feb 21 and again by Sep 25; both mature before Dec 8. | Sep 25 |
| Beans | — | Feb 14–Feb 28 | 304 | two-plantings: Plant Feb 14 and again by Oct 2; both mature before Dec 15. | Oct 2 |
| Peas | — | Dec 13–Feb 21 | 381 | fits: 65 days to maturity, 381 available after Dec 13. | Oct 11 |
| Zucchini | Jan 24 | Feb 21–Feb 28 | 290 | two-plantings: Plant Feb 21 and again by Sep 30; both mature before Dec 8. | Sep 30 |
| Onion | Nov 15 | Jan 10–Jan 24 | 353 | fits: 100 days to maturity, 353 available after Jan 10. | — |
| Spinach | — | Dec 13–Jan 31 | 395 | two-plantings: Plant Dec 13 and again by Nov 19; both mature before Jan 12. | Nov 19 |
| Kale | Nov 29 | Jan 10–Jan 24 | 367 | two-plantings: Plant Jan 10 and again by Nov 4; both mature before Jan 12. | Nov 4 |
| Broccoli | Dec 13 | Jan 10–Jan 24 | 353 | fits: 80 days to maturity, 353 available after Jan 10. | Sep 26 |
| Cabbage | Dec 13 | Jan 10–Jan 24 | 367 | fits: 70 days to maturity, 367 available after Jan 10. | Oct 20 |
| Radish | — | Dec 13–Mar 7 | 381 | two-plantings: Plant Dec 13 and again by Nov 20; both mature before Dec 29. | Nov 20 |
| Beets | — | Dec 13–Mar 7 | 381 | two-plantings: Plant Dec 13 and again by Oct 21; both mature before Dec 29. | Oct 21 |
| Potatoes | — | Jan 24–Jan 31 | 339 | fits: 90 days to maturity, 339 available after Jan 24. | — |
| Garlic | — | Dec 22 | 423 | overwinter: Plant Dec 22 to Jan 12; harvest the following summer. | Jan 12 |
| Strawberry | — | Jan 3–Feb 28 | 374 | perennial: A perennial: plant Jan 3; it fruits from the following year and keeps producing for several years. | — |
| Corn | Jan 10 | Feb 14–Feb 21 | 290 | fits: 75 days to maturity, 290 available after Feb 14. | Sep 3 |
| Pumpkin | Jan 24 | Feb 21–Feb 21 | 283 | fits: 100 days to maturity, 283 available after Feb 21. | Aug 9 |
| Cauliflower | Dec 27 | Jan 31–Feb 14 | 332 | fits: 75 days to maturity, 332 available after Jan 31. | Oct 1 |
| Swiss Chard | Dec 13 | Jan 24–Jan 24 | 339 | two-plantings: Plant Jan 24 and again by Oct 21; both mature before Dec 29. | Oct 21 |
| Arugula | — | Dec 13–Mar 7 | 395 | two-plantings: Plant Dec 13 and again by Nov 19; both mature before Jan 12. | Nov 19 |
| Brussel Sprouts | Dec 13 | Jan 10–Jan 24 | 367 | fits: 100 days to maturity, 367 available after Jan 10. | Sep 20 |
| Butternut Squash | Jan 24 | Feb 21–Feb 28 | 283 | fits: 100 days to maturity, 283 available after Feb 21. | Aug 9 |
| Eggplant | Dec 20 | Feb 21–Feb 28 | 276 | fits: 70 days to maturity, 276 available after Feb 21. | Sep 1 |
| Okra | Jan 10 | Feb 14–Feb 21 | 297 | two-plantings: Plant Feb 14 and again by Sep 30; both mature before Dec 8. | Sep 30 |
| Basil | Jan 3 | Feb 28–Feb 28 | 283 | two-plantings: Plant Feb 28 and again by Sep 25; both mature before Dec 8. | Sep 25 |
| Cilantro | — | Jan 10–Jan 31 | 353 | two-plantings: Plant Jan 10 and again by Oct 26; both mature before Dec 29. | Oct 26 |
| Parsley | Nov 29 | Feb 14–Feb 21 | 318 | fits: 70 days to maturity, 318 available after Feb 14. | Oct 6 |
| Celery | Nov 29 | Feb 14–Feb 28 | 318 | fits: 120 days to maturity, 318 available after Feb 14. | Aug 17 |
| Scallions | Nov 29 | Jan 10–Jan 24 | 367 | two-plantings: Plant Jan 10 and again by Oct 30; both mature before Jan 12. | Oct 30 |
| Turnip | — | Jan 10–Jan 24 | 367 | two-plantings: Plant Jan 10 and again by Nov 9; both mature before Jan 12. | Nov 9 |
| Kohlrabi | — | Dec 27–Jan 10 | 381 | two-plantings: Plant Dec 27 and again by Nov 4; both mature before Jan 12. | Nov 4 |
| Bok Choy | Jan 10 | Jan 31–Feb 7 | 332 | two-plantings: Plant Jan 31 and again by Oct 31; both mature before Dec 29. | Oct 31 |
| Collards | Nov 29 | Jan 10–Jan 24 | 367 | two-plantings: Plant Jan 10 and again by Oct 30; both mature before Jan 12. | Oct 30 |
| Cantaloupe | Jan 24 | Feb 21–Feb 28 | 276 | fits: 85 days to maturity, 276 available after Feb 21. | Aug 17 |
| Chives | Nov 15 | Feb 14–Feb 21 | 332 | fits: 90 days to maturity, 332 available after Feb 14. | — |
| Dill | — | Dec 13–Mar 7 | 381 | two-plantings: Plant Dec 13 and again by Oct 21; both mature before Dec 29. | Oct 21 |
| Oregano | Nov 29 | Feb 14–Feb 21 | 332 | fits: 80 days to maturity, 332 available after Feb 14. | — |
| Rosemary | Nov 15 | Feb 14–Feb 21 | 318 | fits: 80 days to maturity, 318 available after Feb 14. | — |
| Sage | Dec 13 | Feb 14–Feb 21 | 332 | fits: 75 days to maturity, 332 available after Feb 14. | — |
| Thyme | Nov 29 | Feb 14–Feb 21 | 332 | fits: 90 days to maturity, 332 available after Feb 14. | — |
| Calendula | Dec 27 | Jan 24–Feb 7 | 339 | two-plantings: Plant Jan 24 and again by Oct 26; both mature before Dec 29. | Oct 26 |
| Cosmos | Jan 10 | Feb 7–Feb 21 | 304 | two-plantings: Plant Feb 7 and again by Sep 25; both mature before Dec 8. | Sep 25 |
| Lavender | Nov 15 | Feb 7–Feb 21 | 339 | fits: 90 days to maturity, 339 available after Feb 7. | — |
| Marigolds | Dec 27 | Feb 7–Feb 14 | 304 | two-plantings: Plant Feb 7 and again by Oct 5; both mature before Dec 8. | Oct 5 |
| Melons | Jan 24 | Feb 21–Feb 28 | 276 | fits: 85 days to maturity, 276 available after Feb 21. | Aug 17 |
| Mint | — | Feb 7–Feb 21 | 339 | fits: 90 days to maturity, 339 available after Feb 7. | — |
| Nasturtiums | Jan 10 | Feb 7–Feb 14 | 304 | two-plantings: Plant Feb 7 and again by Sep 30; both mature before Dec 8. | Sep 30 |
| Pole Beans | — | Feb 14–Feb 28 | 297 | fits: 65 days to maturity, 297 available after Feb 14. | Sep 20 |
| Spaghetti Squash | Jan 24 | Feb 21–Feb 28 | 283 | fits: 90 days to maturity, 283 available after Feb 21. | Aug 19 |
| Sunflowers | — | Feb 7–Feb 21 | 304 | fits: 70 days to maturity, 304 available after Feb 7. | Sep 15 |
| Tomatillos | Dec 13 | Feb 14–Feb 21 | 283 | fits: 75 days to maturity, 283 available after Feb 14. | Aug 27 |
| Watermelon | Jan 24 | Feb 14–Feb 21 | 283 | fits: 80 days to maturity, 283 available after Feb 14. | Aug 22 |
| Yellow Squash | Jan 24 | Feb 21–Feb 28 | 290 | two-plantings: Plant Feb 21 and again by Sep 30; both mature before Dec 8. | Sep 30 |
| Zinnias | Jan 10 | Feb 7–Feb 21 | 304 | two-plantings: Plant Feb 7 and again by Sep 25; both mature before Dec 8. | Sep 25 |
Month by month in Gold Canyon
| Month | What to do |
|---|---|
| January | Start indoors: Basil (Jan 3), Tomato (Jan 3), Bok Choy (Jan 10), Corn (Jan 10), Cosmos (Jan 10), Nasturtiums (Jan 10), +11 more. Direct sow from: Cilantro (Jan 10), Turnip (Jan 10), Carrots (Jan 17), Potatoes (Jan 24). Transplant from: Broccoli (Jan 10), Brussel Sprouts (Jan 10), Cabbage (Jan 10), Collards (Jan 10), Kale (Jan 10), Lettuce (Jan 10), +6 more. Plant: Strawberry (Jan 3). Last sowing dates: Garlic (Jan 12). |
| February | Direct sow from: Sunflowers (Feb 7), Beans (Feb 14), Pole Beans (Feb 14). Transplant from: Cosmos (Feb 7), Lavender (Feb 7), Marigolds (Feb 7), Mint (Feb 7), Nasturtiums (Feb 7), Zinnias (Feb 7), +23 more. Last frost around February 7. |
| March | Frost has passed. Transplant tomatoes, peppers, and basil outdoors. Direct sow beans, cucumbers, squash, and zucchini. |
| April | Succession plant lettuce and greens. Keep beds weeded and watered consistently. |
| May | Harvest regularly to encourage production. Monitor for pests and disease. |
| June | Midsummer: harvest beans, zucchini, cucumbers. Start brassica seeds indoors for fall. |
| July | Direct sow carrots and beets for fall harvest. Start fall broccoli and kale indoors. |
| August | Last sowing dates: Butternut Squash (Aug 9), Pumpkin (Aug 9), Cantaloupe (Aug 17), Celery (Aug 17), Melons (Aug 17), Spaghetti Squash (Aug 19), +4 more. |
| September | Last sowing dates: Eggplant (Sep 1), Corn (Sep 3), Sunflowers (Sep 15), Brussel Sprouts (Sep 20), Pole Beans (Sep 20), Basil (Sep 25), +8 more. |
| October | Last sowing dates: Cauliflower (Oct 1), Beans (Oct 2), Marigolds (Oct 5), Parsley (Oct 6), Peas (Oct 11), Cabbage (Oct 20), +10 more. |
| November | Start indoors: Chives (Nov 15), Lavender (Nov 15), Onion (Nov 15), Rosemary (Nov 15), Celery (Nov 29), Collards (Nov 29), +5 more. Last sowing dates: Kale (Nov 4), Kohlrabi (Nov 4), Turnip (Nov 9), Arugula (Nov 19), Spinach (Nov 19), Radish (Nov 20). |
| December | Start indoors: Broccoli (Dec 13), Brussel Sprouts (Dec 13), Cabbage (Dec 13), Lettuce (Dec 13), Sage (Dec 13), Swiss Chard (Dec 13), +6 more. Direct sow from: Arugula (Dec 13), Beets (Dec 13), Dill (Dec 13), Peas (Dec 13), Radish (Dec 13), Spinach (Dec 13), +2 more. First frost around December 22. |
Frequently Asked Questions
What is the last frost date for Gold Canyon, AZ (ZIP 85118)?
The median last spring frost date for Gold Canyon, AZ (ZIP code 85118) is around February 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.
What is the first fall frost date in Gold Canyon, AZ?
The median first fall frost date for Gold Canyon, AZ is around December 22. 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 November 21 in the earliest one-in-ten years, so cover tomatoes and peppers from then.
How long is the growing season in Gold Canyon, AZ?
The frost-free growing season in Gold Canyon is about 318 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 Gold Canyon (318 frost-free days, a very long season), 30 of 56 planner crops fit outright, 25 get two plantings, 1 crop is perennial.
What USDA hardiness zone is Gold Canyon, AZ?
Gold Canyon, AZ is in USDA hardiness zone 9b (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 Gold Canyon, AZ?
Start tomatoes indoors Jan 3 and plant out Feb 21 in Gold Canyon. The planner uses the local median last frost and this crop's indoor-start and transplant offsets.
How many plantings of lettuce fit in Gold Canyon?
Two: plant Jan 10 and again by Oct 31; both mature before Dec 29.
When do I plant garlic in Gold Canyon?
Dec 22 to Jan 12; it overwinters and is ready the following summer.
Can I get two tomato crops in Gold Canyon?
Yes: plant out Feb 21 for a summer crop, and set out a second round of transplants by Aug 22 for a fall crop.
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