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When to Plant Yard Long Beans in USDA Zone 9a

Zone 9a Zone 9a April

What to do in April

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

Avg. last frost February 14
Avg. first frost December 5
  1. Collect yard long beans at their peak

    Check every 1–2 days. Many of these get tough or go to seed if you wait too long.

To set up a strong May, finish these tasks
  • First harvests: yard long beans
Get the full Zone 9a Garden Planner — free →

Yard long beans are a tropical legume that produces slender pods up to 24 inches long. They are a staple in Southeast Asian cooking and thrive in hot weather.

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

Yard Long Beans 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 Yard Long Beans planting schedule for that location.

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

Yard Long Beans 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 – May 26

Plant 1" deep · 15" apart · Rows 24" apart

Month-by-Month Timeline

MonthActivities
January Start Indoors
February Transplant Outdoors Direct Sow
March Transplant Outdoors Direct Sow
April Harvest
May Harvest
June
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

55–80 days

Soil pH

6 – 7.5

Zone Temperature Range

°F to °F average annual minimum

Growing Season

303 days (Zone average)

Planting Specifications

Planting Depth1 inches
Plant Spacing15 inches apart
Row Spacing24 inches between rows

Succession Planting Yard Long Beans in Zone

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

Sow every 6.3 weeks for continuous harvest throughout the season.

Growing Tips for Yard Long Beans in Zone

Zone has a short growing season (~303 days). Start Yard Long Beans indoors early and use season-extension techniques like row covers and cold frames.

Direct sow after soil is warm. Provide tall poles or trellising as vines can reach 8-10 feet. Harvest when pods are pencil-thick before seeds bulge. Cook quickly for best texture.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic
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Saving Yard Long Beans Seeds

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 Yard Long Beans in Zone 9a?

In Zone 9a, plan your Yard Long Beans 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 Yard Long Beans grow in Zone 9a?

Yes, Yard Long Beans can grow well in Zone 9a, hardy in USDA zones 5a through 11b. Zone 9a has a growing season of approximately 303 days, which is sufficient for Yard Long Beans (55-80 days to maturity).

When can I harvest Yard Long Beans in Zone 9a?

In Zone 9a, expect to harvest Yard Long Beans from April 14 – May 26. Yard Long Beans takes 55-80 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 Yard Long Beans?

Good companion plants for Yard Long Beans include Corn, Squash Summer. 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.

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: April 2026.

Sources & credits

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