Zone 4 · Beans & Peas Growing Guide

When to Plant Snow Peas
in Zone 4

Flat-podded peas harvested before seeds develop. Crisp, sweet, and eaten whole. Cool-season crop — direct sow as early as possible in spring. Needs a trellis.

Plant outdoors
Apr 10 – May 1, Aug 10 – Aug 25
Start indoors
Direct sow
Last Frost
~May 1
Days to harvest
55–70 days
Difficulty
Easy
Growing — Zone 4
Harvest window: Jun, Oct

Planting Calendar

In Zone 4, Snow Peas should be planted outdoors Apr 10 – May 1, Aug 10 – Aug 25, after the average last frost date of approximately May 1.

Early spring and late summer sowings. Two crops possible in Zone 4.

Care Guide

Sunlight
Full sun to partial shade · 4–8 hrs/day
Watering
Regular
Spacing
2–4 inches
Soil
Well-draining, moderate fertility
Days to maturity
55–70 days
Soil pH
6.0–7.5
plant tip · Zone 4

Early spring and late summer sowings. Two crops possible in Zone 4.

Feeding Schedule

How often
none needed
Feed type
none
Key timing
n/a

No fertilizer needed. Like all legumes, snow peas fix atmospheric nitrogen and thrive in average soil.

Succession Planting

Sow every 2 weeks

Sow every 2–3 weeks from early spring. Same strategy as sugar snap peas — spread the harvest across a longer window before summer heat shuts them down.

Companion Planting for Snow Peas

What you plant next to snow peas makes a real difference — some plants actively help, others compete or attract pests.

Grows well with
  • Carrots
  • Radishes
  • Turnips
  • Mint
Keep away from
  • Onions
  • Garlic
  • Leeks

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Common questions

In Zone 4, direct sow snow peas outdoors Apr 10 – May 1, Aug 10 – Aug 25 after your last frost date of approximately May 1. Early spring and late summer sowings. Two crops possible in Zone 4.
Zone 4 has an average last spring frost of approximately May 1 and a first fall frost around Oct 1. These dates vary by specific location — use your ZIP code in the plant app for precision based on the nearest NOAA weather station.
Good companion crops for snow peas include Carrots, Radishes, Turnips, Mint. Avoid planting near Onions, Garlic, Leeks, which can compete for nutrients or attract pests.
Snow Peas typically takes 55–70 days from transplant or direct sow to harvest in Zone 4. Expected harvest window: Jun, Oct.

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Snow Peas in other zones
Crop Guides