Planting windows for Flagstaff
Computed from Flagstaff's own frost dates. Click any crop for the full zone-6 growing guide — varieties, spacing, fall plantings, and more.
| Crop | Start seeds indoors | Transplant | Direct sow |
|---|---|---|---|
| 🍅 Tomatoes | Apr 9 – Apr 23 | Jun 11 – Jun 18 | — |
| 🫑 Peppers | Mar 26 – Apr 9 | Jun 18 – Jun 25 | — |
| 🥬 Lettuce | Apr 23 – May 7 | May 7 – May 21 | May 7 – Jun 4 |
| 🫛 Peas | — | — | Apr 23 – May 7 |
| 🥕 Carrots | — | — | May 14 – Jun 4 |
| 🥦 Broccoli | Apr 16 – Apr 30 | May 14 – May 28 | — |
| 🥬 Kale | Apr 23 – May 7 | May 7 – May 21 | May 7 – May 21 |
| 🥒 Cucumbers | May 7 – May 14 | Jun 11 – Jun 18 | Jun 11 – Jun 18 |
| 🥒 Zucchini | May 7 – May 14 | Jun 11 – Jun 18 | Jun 11 – Jun 18 |
| 🫘 Green Beans (Bush) | — | — | Jun 11 – Jun 18 |
| 🌽 Sweet Corn | — | — | Jun 11 – Jun 18 |
| 🌿 Basil | Apr 23 – May 7 | Jun 11 – Jun 18 | Jun 18 – Jun 25 |
| 🧄 Garlic | — | — | Fall: Aug 17 – Sep 14 |
Want this for all 50 crops, or as a printable seed-shelf schedule? Use the planting calendar and the seed starting scheduler — both can use Flagstaff's dates automatically after a lookup.
Reading the season in Flagstaff
At about 116 frost-free days, Flagstaff rewards efficiency: start warm-season crops indoors, favor short-season varieties, and lean on cold-tolerant crops — peas, kale, roots — that shrug off the shoulder-season frosts on either end.