GreenlyWhen to plant peas in Flagstaff: 14 April – 8 August
In Flagstaff, peas: sow straight into the bed from 14 April to 8 August.
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Peas in Flagstaff: soil, season and weather
Peas tolerates light frost, so it goes in three weeks before the last frost (5 May); the top 7 cm of soil has reached its minimum of 4 °C by then (around 23 February).
| Last spring frost | 5 May |
|---|---|
| Top 7 cm of soil at 4 °C | 23 February, 71 days before the last frost |
| First autumn frost | 21 October, 190 days after the start |
| Days in the bed to the first harvest (card) | 74 |
| First harvest, if planted in this window | 27 June – 21 October |
| Days left for picking | 116 |
| Daylight | 13:01 on 14 April |
| Watering outdoors when fruiting (card) | every 3 days; the driest month, April, has 4 rainy days |
Peas in Flagstaff: care after planting
Planted on 14 April: in the first weeks water every 6 days.
Pests and diseases of peas to watch for:
Weather in Flagstaff during the peas season
About 205 mm of rain falls in the season; April is the driest month (12 mm) and July the wettest (53 mm).
| Month | Day, °C | Night, °C | Rain, mm | Rainy days | Daylight on the 15th |
|---|---|---|---|---|---|
| April | 17.4 | 3 | 12 | 4 | 13:03 |
| May | 21.4 | 7 | 23 | 6 | 14:00 |
| June | 28.4 | 13.7 | 15 | 3 | 14:31 |
| July | 29.7 | 16.5 | 53 | 10 | 14:19 |
| August | 27.8 | 15.3 | 51 | 10 | 13:30 |
| September | 24.7 | 12.1 | 27 | 5 | 12:26 |
| October | 18.4 | 6 | 24 | 4 | 11:20 |
ERA5 2016–2025, Open-Meteo
Peas in nearby cities
All the nearest cities on our list plant peas earlier than Flagstaff; the closest date is in Santa Fe (United States), 15 days earlier.
| City | Distance | Date | Difference |
|---|---|---|---|
| Phoenix | 197 km | 14 January – 16 October | 90 days earlier |
| Tucson | 335 km | 16 January – 5 October | 88 days earlier |
| Las Vegas | 336 km | 16 January – 29 September | 88 days earlier |
| Albuquerque | 452 km | 15 March – 27 August | 30 days earlier |
| Grand Junction | 512 km | 28 March – 14 August | 17 days earlier |
| Santa Fe (United States) | 518 km | 30 March – 13 August | 15 days earlier |
Where to buy peas seeds in Flagstaff
Seeds go straight into the bed from 14 April to 8 August; buy them before that. Within 15 km of Flagstaff OpenStreetMap lists 1 plant nursery and 1 market (collected 28 October 2026).
- Sprouts Farmers Market — market
South Riordan Ranch Street 1540, 86001 Flagstaff · Mon–Sun 07:00–22:00 · 4 km · sprouts.com - Viola's Flower Garden — plant nursery
8 km
Places: © OpenStreetMap contributors, ODbL.
Each window starts on the Greenly calendar date and ends on the last day that still leaves the crop’s days to harvest (from its card) before the average first autumn frost, plus six weeks of picking for crops harvested over weeks (tomatoes, peppers, aubergines, cucumbers, courgettes, pumpkins, watermelons, beans) — our rule; earlier in the window is safer.
- How to grow peas
- All frost dates and weather of Flagstaff
- Shops and markets: Flagstaff
- Selling a surplus in the United States
- When to plant peas in the United States
- Flagstaff: #700 of 801 by frost-free season
- Moon planting calendar for November 2026
- How we calculate the dates
Questions
When to plant peas in Flagstaff?
In Flagstaff, peas: sow straight into the bed from 14 April to 8 August.
When is the last spring frost in Flagstaff?
Last spring frost around 5 May, first autumn frost around 21 October.
Other crops in Flagstaff, with their dates
- Tomato · 12 May – 1 July
- Cucumber · 12 May – 6 August
- Bell Pepper · 12 May – 1 July
- Eggplant · 12 May – 1 July
- Zucchini · 12 May – 4 August
- Pumpkin · 12 May – 26 June
- Watermelon · 12 May – 12 July
- Garlic · 21 September – end of December
- Tulip · 21 September – end of December
- Daffodil · 21 September – end of December
- Crocus · 21 September – end of December
- Hyacinth · 21 September – end of December
