When to Plant Snap Peas in USDA Zone 3a
Your May gardening checklist
Your garden in Zone 3a is working on a schedule, even when you're not. Here's where you should be this May.
Get your Zone 3a-specific planner by email →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 3a, the average last spring frost is around May 15 and the first fall frost is around September 15, giving you a growing season of approximately 123 days.
Snap Peas Planting Timeline — Zone 3a
Where Is USDA Zone 3a?
The map below highlights the states that contain Zone 3a. Click any state to see the Snap Peas planting schedule for that location.
Snap Peas Planting Calendar — Zone 3a
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 13 | Mar 13 – Mar 27 |
| Transplant Outdoors | June 5 | Jun 5 – Jun 19 |
| Direct Sow | May 29 | May 29 – Jun 19 |
| Harvest | July 31 | Jul 31 – Sep 25 |
Plant 1" deep · 4" apart · Rows 18" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | — |
| May | Direct Sow |
| June | Transplant Outdoors Direct Sow |
| July | Harvest |
| August | Harvest |
| September | Harvest |
| October | — |
| November | — |
| December | — |
Free Zone 3a Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 3a with start dates, transplant windows, and harvest times.
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
°F to °F average annual minimum
Growing Season
123 days (Zone average)
Planting Specifications
| Planting Depth | 1 inches |
| Plant Spacing | 4 inches apart |
| Row Spacing | 18 inches between rows |
Succession Planting Snap Peas in Zone
Sow every 6.3 weeks for continuous harvest throughout the season.
Growing Tips for Snap Peas in Zone
Zone has a short growing season (~123 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
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Saving Snap Peas Seeds
Recommended for Your Garden
Start seeds indoors with reusable cell trays and humidity domes.
Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.
Keep your garden organized with durable, weather-resistant plant labels.
Related Plants
Snap Peas in Other Zones
Snap Peas by State
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
When should I plant Snap Peas in Zone 3a?
In Zone 3a, plan your Snap Peas planting around the average last frost date of May 15. Start seeds indoors around March 13. Direct sow outdoors around May 29. Transplant seedlings around June 5.
Can Snap Peas grow in Zone 3a?
Yes, Snap Peas can grow well in Zone 3a, hardy in USDA zones 2a through 11b. Zone 3a has a growing season of approximately 123 days, which is sufficient for Snap Peas (55-70 days to maturity).
When can I harvest Snap Peas in Zone 3a?
In Zone 3a, expect to harvest Snap Peas from July 31 – September 25. Snap Peas takes 55-70 days from planting to harvest.
What is the last frost date for Zone 3a?
The average last spring frost in Zone 3a is around May 15, and the first fall frost is around September 15. This gives a growing season of approximately 123 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.
Your Free Printable Garden Planner
A 24-page printable planner tailored to your zone. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.