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When to Plant Fava Beans in USDA Zone 10b

Zone 10b Zone 10b April

Your April planting checklist for Zone 10b

April rewards gardeners who work with the weather, not against it. Here's how to stay in step this month in Zone 10b.

Avg. last frost February 23
Avg. first frost November 1
Before May arrives, get these ready
  • First harvests: fava beans
Get the full Zone 10b Garden Planner — free →

Fava beans are a cool-season legume with large, meaty beans inside thick pods. They fix nitrogen in the soil and are one of the oldest cultivated crops.

In Zone 10b, the average last spring frost is around January 1 and the first fall frost is around December 31, giving you a growing season of approximately 364 days.

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Zone 10b Year-round
364 days
Last Spring Frost January 1
364 growing days
First Fall Frost December 31

Fava Beans Planting Timeline — Zone 10b

Where Is USDA Zone 10b?

The map below highlights the states that contain Zone 10b. Click any state to see the Fava Beans planting schedule for that location.

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

Fava Beans Planting Calendar — Zone 10b

Activity When Date Range
Start Indoors December 4 Dec 4 – Dec 18
Transplant Outdoors January 1 Jan 1 – Jan 15
Direct Sow December 11 Dec 11 – Jan 1
Harvest March 19 Mar 19 – Apr 30
Fall Sowing November 5 Nov 5 – Nov 19

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

Month-by-Month Timeline

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

Free Zone 10b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 10b 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

75–100 days

Soil pH

6 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

364 days (Zone average)

Planting Specifications

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

Succession Planting Fava Beans in Zone

5
successive plantings in Zone 's ~364-day season

Sow every 8.6 weeks for continuous harvest throughout the season.

Growing Tips for Fava Beans in Zone

Zone has a short growing season (~364 days). Start Fava Beans indoors early and use season-extension techniques like row covers and cold frames.

Direct sow as early as soil can be worked in spring. Pinch growing tips when pods begin to form to redirect energy and reduce aphid problems. Stake tall varieties.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic
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Saving Fava 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 Fava Beans in Zone 10b?

In Zone 10b, plan your Fava Beans planting around the average last frost date of January 1. Start seeds indoors around December 4. Direct sow outdoors around December 11. Transplant seedlings around January 1.

Can Fava Beans grow in Zone 10b?

Yes, Fava Beans can grow well in Zone 10b, hardy in USDA zones 2a through 10b. Zone 10b has a growing season of approximately 364 days, which is sufficient for Fava Beans (75-100 days to maturity).

When can I harvest Fava Beans in Zone 10b?

In Zone 10b, expect to harvest Fava Beans from March 19 – April 30. Fava Beans takes 75-100 days from planting to harvest.

What is the last frost date for Zone 10b?

The average last spring frost in Zone 10b is around January 1, and the first fall frost is around December 31. This gives a growing season of approximately 364 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Fava Beans?

Good companion plants for Fava Beans include Corn, Lettuce, Celery, Potatoes. 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.