When to Plant Potatoes in Arizona
In a typical Arizona location, sow outdoors Jan 16 – Jan 30. Across the state, the outdoor planting window starts as early as Dec 7 in Bullhead City and as late as May 7 in Flagstaff. 3 cities in Arizona are essentially frost-free and can plant on a year-round schedule.
Plant seed potatoes 2-4 weeks before last frost, as soon as soil can be worked and is above 45F; light frost on emerging foliage is usually tolerated.
Potatoes Planting Dates by City
| City | Direct sow |
|---|---|
| Phoenix | Dec 8 – Dec 22 |
| Tucson | Dec 23 – Jan 6 |
| Mesa | Jan 16 – Jan 30 |
| Chandler | Jan 16 – Jan 30 |
| Gilbert | Jan 16 – Jan 30 |
| Glendale | Dec 23 – Jan 6 |
| Scottsdale | Jan 16 – Jan 30 |
| Peoria | Dec 23 – Jan 6 |
| Tempe | Jan 16 – Jan 30 |
| Tempe Junction | Jan 16 – Jan 30 |
| Surprise | Dec 23 – Jan 6 |
| Yuma | Dec 11 – Dec 25 |
| San Tan Valley | Jan 4 – Jan 18 |
| Avondale | Dec 10 – Dec 24 |
| Goodyear | Dec 10 – Dec 24 |
| Flagstaff | May 7 – May 21 |
| Casas Adobes | Jan 29 – Feb 12 |
| Lake Havasu City | Dec 8 – Dec 22 |
| Casa Grande | Jan 8 – Jan 22 |
| Buckeye | Dec 10 – Dec 24 |
| Catalina Foothills | Jan 23 – Feb 6 |
| Maricopa | Jan 26 – Feb 9 |
| Oro Valley | Mar 5 – Mar 19 |
| Sierra Vista | Mar 8 – Mar 22 |
| Prescott Valley | Mar 23 – Apr 6 |
| Prescott | Apr 2 – Apr 16 |
| Marana | Jan 26 – Feb 9 |
| Bullhead City | Dec 7 – Dec 21 |
| Apache Junction | Jan 14 – Jan 28 |
| Sun City | Dec 23 – Jan 6 |
Showing the 30 most populous of 72 Arizona cities. Dates are estimates from each city's NOAA frost normals and university extension timing guidelines. See all Arizona cities.
Frequently Asked Questions
When should I plant potatoes in Arizona?
In a typical Arizona location, sow outdoors Jan 16 – Jan 30. Across the state, the outdoor planting window starts as early as Dec 7 in Bullhead City and as late as May 7 in Flagstaff. 3 cities in Arizona are essentially frost-free and can plant on a year-round schedule.
When is the last frost in Arizona?
The average last spring frost in Arizona ranges from January 4 in Bullhead City to June 4 in Flagstaff, based on NOAA 1991–2020 climate normals.
How long do potatoes take to grow?
Potatoes typically take 70–120 days from planting to harvest. Plant seed potatoes 2-4 weeks before last frost, as soon as soil can be worked and is above 45F; light frost on emerging foliage is usually tolerated.
Other Crops in Arizona
- Tomatoes
- Peppers
- Eggplant
- Cucumbers
- Zucchini
- Winter Squash
- Pumpkins
- Watermelon
- Cantaloupe
- Corn
- Green Beans
- Peas
- Lettuce
- Spinach
- Kale
- Arugula
- Swiss Chard
- Broccoli
- Cauliflower
- Cabbage
- Brussels Sprouts
- Carrots
- Beets
- Radishes
- Turnips
- Onions
- Garlic
- Sweet Potatoes
- Asparagus
- Basil
- Cilantro
- Parsley
- Dill
- Oregano
- Thyme
- Sunflowers
- Zinnias
- Marigolds
- Cosmos
- Nasturtiums
- Dahlias
When to plant potatoes in other states