When to Plant Peas in USDA Zone 5a
Peas are a cool-season legume that fixes nitrogen in the soil. Garden peas are shelled, while snap and snow peas are eaten pod and all.
In Zone 5a, the average last spring frost is around April 25 and the first fall frost is around October 8, giving you a growing season of approximately 166 days.
Peas Planting Timeline — Zone 5a
Where Is USDA Zone 5a?
The map below highlights the states that contain Zone 5a. Click any state to see the Peas planting schedule for that location.
Peas Planting Calendar — Zone 5a
| Activity | When | Date Range |
|---|---|---|
| Start Indoors | March 21 | Mar 21 – Apr 4 |
| Transplant Outdoors | April 25 | Apr 25 – May 9 |
| Direct Sow | April 11 | Apr 11 – May 2 |
| Fall Sowing | July 30 | Jul 30 – Aug 13 |
| Harvest | June 20 | Jun 20 – Aug 15 |
Plant 1" deep · 4" apart · Rows 18" apart
Month-by-Month Timeline
| Month | Activities |
|---|---|
| January | — |
| February | — |
| March | Start Indoors |
| April | Start Indoors Transplant Outdoors Direct Sow |
| May | Transplant Outdoors Direct Sow |
| June | Harvest |
| July | Fall Sowing Harvest |
| August | Fall Sowing Harvest |
| September | — |
| October | — |
| November | — |
| December | — |
Free Zone 5a Planting Calendar PDF
Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 5a 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
-20°F to -15°F average annual minimum
Growing Season
166 days (Zone 5a average)
Planting Specifications
| Planting Depth | 1 inches |
| Plant Spacing | 4 inches apart |
| Row Spacing | 18 inches between rows |
Growing Tips for Zone 5a
Direct sow as early as soil can be worked in spring. Inoculate seeds with rhizobium for best nitrogen fixation. Provide trellising for climbing varieties.
Companion Planting
Good Companions
Avoid Planting Near
Level Up Your Garden
Saving Peas Seeds
Very easy to save. Self-pollinating means varieties stay true.
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
Peas in Other Zones
Peas by State
- Alabama
- Alaska
- Alberta
- Arizona
- Arkansas
- British Columbia
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Louisiana
- Maine
- Manitoba
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Brunswick
- New Hampshire
- New Jersey
- New Mexico
- New York
- Newfoundland and Labrador
- North Carolina
- North Dakota
- Northwest Territories
- Nova Scotia
- Nunavut
- Ohio
- Oklahoma
- Ontario
- Oregon
- Pennsylvania
- Prince Edward Island
- Quebec
- Rhode Island
- Saskatchewan
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
- Yukon
Frequently Asked Questions
When should I plant Peas in Zone 5a?
In Zone 5a, plan your Peas planting around the average last frost date of April 25. Start seeds indoors around March 21. Direct sow outdoors around April 11. Transplant seedlings around April 25.
Can Peas grow in Zone 5a?
Yes, Peas can grow well in Zone 5a, hardy in USDA zones 2a through 11b. Zone 5a has a growing season of approximately 166 days, which is sufficient for Peas (55-70 days to maturity).
When can I harvest Peas in Zone 5a?
In Zone 5a, expect to harvest Peas from June 20 – August 15. Peas takes 55-70 days from planting to harvest.
What is the last frost date for Zone 5a?
The average last spring frost in Zone 5a is around April 25, and the first fall frost is around October 8. This gives a growing season of approximately 166 days. These are 50% probability dates — actual frost dates vary year to year.
What should I plant next to Peas?
Good companion plants for Peas include Carrots, Radish, Turnip, Corn. These companions can help with pest control, pollination, and nutrient sharing.
Plan Your Garden with Confidence
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