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When to Plant Peas in USDA Zone 8a

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 8a, the average last spring frost is around March 8 and the first fall frost is around November 18, giving you a growing season of approximately 255 days.

Zone 8a Long season
255 days
Last Spring Frost March 8
255 growing days
First Fall Frost November 18

Peas Planting Timeline — Zone 8a

Where Is USDA Zone 8a?

The map below highlights the states that contain Zone 8a. Click any state to see the Peas planting schedule for that location.

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

Peas Planting Calendar — Zone 8a

Activity When Date Range
Start Indoors February 1 Feb 1 – Feb 15
Transplant Outdoors March 8 Mar 8 – Mar 22
Direct Sow February 22 Feb 22 – Mar 15
Harvest May 3 May 3 – Jun 28
Fall Sowing September 9 Sep 9 – Sep 23

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

Month-by-Month Timeline

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

Free Zone 8a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 8a with start dates, transplant windows, and harvest times.

Get My Free Calendar →

Growing Conditions

Sun

Full Sun (6-8+ hours)

💧 Water

0.7"/week · Moderate — regular watering

Days to Maturity

55–70 days

Soil pH

6 – 7.5

Zone Temperature Range

10°F to 15°F average annual minimum

Growing Season

255 days (Zone 8a average)

Planting Specifications

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

Succession Planting Peas in Zone 8a

5
successive plantings in Zone 8a's ~255-day season

Sow every 6.3 weeks for continuous harvest throughout the season.

Growing Tips for Peas in Zone 8a

Peas needs approximately 0.7 inches of water per week during active growth. Adjust watering based on your local rainfall and soil drainage.

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

  • Onion
  • Garlic

Level Up Your Garden

Saving Peas Seeds

🌾 Save Your Own Peas Seeds
Life Cycle Annual
Pollination Self-Pollinating
How to Collect Let pods dry brown and papery on the vine.
Storage Store airtight; viable 3 years at 35°F, under 45% humidity.

Very easy to save. Self-pollinating means varieties stay true.

Recommended for Your Garden

🌱
Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

🧪
Soil Test Kit $12-25

Test your soil pH, nitrogen, phosphorus, and potassium levels before planting.

🏷️
Garden Plant Markers $6-12

Keep your garden organized with durable, weather-resistant plant labels.

Related Plants

Frequently Asked Questions

When should I plant Peas in Zone 8a?

In Zone 8a, plan your Peas planting around the average last frost date of March 8. Start seeds indoors around February 1. Direct sow outdoors around February 22. Transplant seedlings around March 8.

Can Peas grow in Zone 8a?

Yes, Peas can grow well in Zone 8a, hardy in USDA zones 2a through 11b. Zone 8a has a growing season of approximately 255 days, which is sufficient for Peas (55-70 days to maturity).

When can I harvest Peas in Zone 8a?

In Zone 8a, expect to harvest Peas from May 3 – June 28. Peas takes 55-70 days from planting to harvest.

What is the last frost date for Zone 8a?

The average last spring frost in Zone 8a is around March 8, and the first fall frost is around November 18. This gives a growing season of approximately 255 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

Get our free Garden Planner — organize your planting dates for Zone 8a, 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.