Phoenix Gardening Guide (2026)
Desert; heat-tolerant and water-wise planting essential.
Quick answer (Phoenix): Gardeners here work in about a 298-day frost-free window around zone 9. State context: Arizona (zones 4–10). Start warm crops indoors ~6 weeks before the last frost of 02/15.
🌆 Phoenix microclimate
- Desert (9b-10a)
- Extreme heat, very low humidity
- Water-wise gardening essential
What to grow here, by environment
Your Phoenix planting calendar
Pre-filled with Phoenix's frost dates. Choose a crop to print your plan.
In Arizona (typical zone 4–10, last frost ≈ Feb 15, first frost ≈ Dec 10, 298-day season), your Tomato plan:
Month-by-month (Arizona, 2026)
| Month | Action |
|---|---|
| Jan | Start indoors |
| Feb | — |
| Mar | Sow · Transplant |
| Apr | — |
| May | Harvest |
| Jun | — |
| Jul | — |
| Aug | — |
| Sep | — |
| Oct | — |
| Nov | — |
| Dec | — |
Start indoors 6 weeks before last frost; transplant after soil warms. Zones 3–13 suitable. Dates are typical; confirm with your county extension and watch the 10-day forecast.
Common pests near Phoenix
Pre-filled to Arizona. Pick a pest for signs, organic-first treatment, and a printable IPM card.
Whitefly
Crops that fit zone 9
Vegetables and herbs suited to your metro zone — open any for a state-specific planting card: