When to plant peas in Boise: 25 March – 14 August

In Boise, peas: sow straight into the bed from 25 March to 14 August. For seeds, the places nearby include North End Organic Nursery (garden centre, 4 km) and Zamzows (garden centre, 5 km); addresses and opening hours are below.

Peas in Boise: soil, season and weather

Peas tolerates light frost, so it goes in three weeks before the last frost (15 April); the top 7 cm of soil has reached its minimum of 4 °C by then (around 27 February).

Last spring frost	15 April
Top 7 cm of soil at 4 °C	27 February, 47 days before the last frost
First autumn frost	27 October, 216 days after the start
Days in the bed to the first harvest (card)	74
First harvest, if planted in this window	7 June – 27 October
Days left for picking	142
Daylight	12:22 on 25 March
Watering outdoors when fruiting (card)	every 3 days; the driest month, July, has 1 rainy day

Peas in Boise: care after planting

Planted on 25 March: in the first weeks water every 6 days.

Pests and diseases of peas to watch for:

Weather in Boise during the peas season

About 190 mm of rain falls in the season; July is the driest month (3 mm) and March the wettest (45 mm).

Month	Day, °C	Night, °C	Rain, mm	Rainy days	Daylight on the 15th
March	12.4	1.2	45	10	11:52
April	17.6	4.5	34	7	13:24
May	23	9.1	42	8	14:42
June	29	13.9	22	4	15:25
July	35.1	19.2	3	1	15:08
August	33.7	18.1	6	1	14:01
September	27.9	13.1	12	3	12:33
October	18.2	6.3	26	5	11:05

ERA5 2016–2025, Open-Meteo

Peas in nearby cities

All the nearest cities on our list plant peas later than Boise; the closest date is in Spokane, 6 days later.

City	Distance	Date	Difference
Elko	310 km	15 April – 31 July	21 days later
Idaho Falls	336 km	20 April – 1 August	26 days later
Missoula	400 km	27 April – 24 July	33 days later
Spokane	460 km	31 March – 2 August	6 days later
Helena	466 km	28 April – 21 July	34 days later
Salt Lake City	476 km	3 April – 13 August	9 days later

Where to buy peas seeds in Boise

Seeds go straight into the bed from 25 March to 14 August; buy them before that. Within 15 km of Boise OpenStreetMap lists 4 garden centres, 2 farm-supply shops and 1 plant nursery (collected 20 October 2026).

Zamzows — farm supply
East Overland Road 3650, 83642 Meridian · 12 km
Zamzows — farm supply
West State Street 6208, 83703 Boise · 8 km
Zamzows — garden centre
South Federal Way 3691, 83716 Boise · Mon–Fri 09:00–19:00; Sun 22:00–17:00; Sat 09:00–18:00 · 5 km
North End Organic Nursery — garden centre
West Chinden Boulevard 3777, 83714 Garden City · 4 km

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.

When to plant peas in Boise: 25 March – 14 August

Peas in Boise: soil, season and weather

Peas in Boise: care after planting

Weather in Boise during the peas season

Peas in nearby cities

Where to buy peas seeds in Boise

Questions

When to plant peas in Boise?

When is the last spring frost in Boise?

Other crops in Boise, with their dates