Blog

When to Plant Snap Peas in USDA Zone 2b

Snap peas have edible pods with plump, sweet peas inside, combining the best features of snow peas and garden peas. They are a garden favorite for fresh eating.

In Zone 2b, the average last spring frost is around May 22 and the first fall frost is around September 10, giving you a growing season of approximately 111 days.

Zone 2b Short season
111 days
Last Spring Frost May 22
111 growing days
First Fall Frost September 10

Snap Peas Planting Timeline — Zone 2b

Where Is USDA Zone 2b?

The map below highlights the states that contain Zone 2b. Click any state to see the Snap Peas planting schedule for that location.

Prints a clean, ink-friendly version without maps or navigation.

Snap Peas Planting Calendar — Zone 2b

Activity When Date Range
Start Indoors March 20 Mar 20 – Apr 3
Transplant Outdoors June 12 Jun 12 – Jun 26
Direct Sow June 5 Jun 5 – Jun 26
Harvest August 7 Aug 7 – Oct 2

Plant 1" deep · 4" apart · Rows 18" apart

Month-by-Month Timeline

MonthActivities
January
February
March Start Indoors
April Start Indoors
May
June Transplant Outdoors Direct Sow
July
August Harvest
September Harvest
October Harvest
November
December

Free Zone 2b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 2b with start dates, transplant windows, and harvest times.

Get My Free Calendar →

Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

Moderate — regular watering

Days to Maturity

55–70 days

Soil pH

6 – 7.5

Zone Temperature Range

-45°F to -40°F average annual minimum

Growing Season

111 days (Zone 2b average)

Planting Specifications

Planting Depth1 inches
Plant Spacing4 inches apart
Row Spacing18 inches between rows

Succession Planting Snap Peas in Zone 2b

2
successive plantings in Zone 2b's ~111-day season

Sow every 6.3 weeks for continuous harvest throughout the season.

Growing Tips for Snap Peas in Zone 2b

Zone 2b has a short growing season (~111 days). Start Snap Peas indoors early and use season-extension techniques like row covers and cold frames.

Direct sow in early spring as soon as soil can be worked. Provide a trellis 4-6 feet tall. Harvest when pods are plump and snap cleanly when bent.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Level Up Your Garden

Saving Snap Peas Seeds

Recommended for Your Garden

💡
LED Grow Lights $25-60

Full-spectrum LED lights for starting seeds indoors when daylight is limited.

🔥
Seedling Heat Mat $15-35

Warm soil for faster germination of heat-loving crops like tomatoes and peppers.

🪡
Floating Row Covers $12-30

Protect plants from frost, wind, and pests while letting light and water through.

Related Plants

Frequently Asked Questions

When should I plant Snap Peas in Zone 2b?

In Zone 2b, plan your Snap Peas planting around the average last frost date of May 22. Start seeds indoors around March 20. Direct sow outdoors around June 5. Transplant seedlings around June 12.

Can Snap Peas grow in Zone 2b?

Yes, Snap Peas can grow well in Zone 2b, hardy in USDA zones 2a through 11b. Zone 2b has a growing season of approximately 111 days, which is sufficient for Snap Peas (55-70 days to maturity).

When can I harvest Snap Peas in Zone 2b?

In Zone 2b, expect to harvest Snap Peas from August 7 – October 2. Snap Peas takes 55-70 days from planting to harvest.

What is the last frost date for Zone 2b?

The average last spring frost in Zone 2b is around May 22, and the first fall frost is around September 10. This gives a growing season of approximately 111 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Snap Peas?

Good companion plants for Snap Peas include Carrots, Radish, Lettuce. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner — organize your planting dates for Zone 2b, track your crops, and plan your garden season from seed to harvest.

Get Your Free Garden Planner →

Free download. Plan your entire garden season in minutes.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Planting dates are estimates based on average frost dates — local conditions may vary. Last updated: April 2026.