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When to Plant Snap Peas in USDA Zone 9a

Zone 9a Zone 9a June

June in Zone 9a — your action list

Your garden in Zone 9a is working on a schedule, even when you're not. Here's where you should be this June.

Avg. last frost March 4
Avg. first frost November 24
  1. It's harvest week for snap peas

    Morning harvests are best — cooler temperatures mean crisper produce and longer fridge life.

July prep starts now
  • First harvests: snap peas
Get the full Zone 9a Garden Planner — free →

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 9a, the average last spring frost is around February 10 and the first fall frost is around December 10, giving you a growing season of approximately 303 days.

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Zone 9a Year-round
303 days
Last Spring Frost February 10
303 growing days
First Fall Frost December 10

Snap Peas Planting Timeline — Zone 9a

Where Is USDA Zone 9a?

The map below highlights the states that contain Zone 9a. 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 9a

Activity When Date Range
Start Indoors December 30 Dec 30 – Jan 13
Transplant Outdoors February 17 Feb 17 – Mar 3
Direct Sow February 10 Feb 10 – Mar 3
Harvest April 14 Apr 14 – Jun 9

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

Month-by-Month Timeline

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

Free Zone 9a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 9a with start dates, transplant windows, and harvest times.

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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 25°F average annual minimum

Growing Season

303 days (Zone 9a average)

Planting Specifications

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

Succession Planting Snap Peas in Zone 9a

6
successive plantings in Zone 9a's ~303-day season

Sow every 6.3 weeks for continuous harvest throughout the season.

Growing Tips for Snap Peas in Zone 9a

Zone 9a offers a long growing season (~303 days). You can plant Snap Peas earlier and may get multiple harvests.

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
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Saving Snap Peas Seeds

Recommended for Your Garden

☀️
Garden Shade Cloth $15-35

Reduce heat stress and sun scorch in hot climates with UV-stabilized shade cloth.

🌱
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.

Related Plants

Frequently Asked Questions

When should I plant Snap Peas in Zone 9a?

In Zone 9a, plan your Snap Peas planting around the average last frost date of February 10. Start seeds indoors around December 30. Direct sow outdoors around February 10. Transplant seedlings around February 17.

Can Snap Peas grow in Zone 9a?

Yes, Snap Peas can grow well in Zone 9a, hardy in USDA zones 2a through 11b. Zone 9a has a growing season of approximately 303 days, which is sufficient for Snap Peas (55-70 days to maturity).

When can I harvest Snap Peas in Zone 9a?

In Zone 9a, expect to harvest Snap Peas from April 14 – June 9. Snap Peas takes 55-70 days from planting to harvest.

What is the last frost date for Zone 9a?

The average last spring frost in Zone 9a is around February 10, and the first fall frost is around December 10. This gives a growing season of approximately 303 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 Zone 9a Garden Planner — Free

A 22-page printable planner tailored to Zone 9a. Planting dates, monthly task lists, harvest log, seed inventory, and succession charts — everything you need to plan a full season.

Instant PDF download. No spam, unsubscribe any time.

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: June 2026.

Sources & credits

Every number on this page traces back to a primary horticulture or government data source. Click through to verify.