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When to Plant Kidney Beans in El Dorado County, CA

Kidney beans are a popular dry bean variety named for their shape, available in red and white types. They are the classic bean for chili and red beans and rice.

El Dorado County, California is in USDA Zone 7a. The average last spring frost is April 11 and the first fall frost is November 22, giving you a growing season of approximately 225 days.

At an elevation of 2,714 feet, El Dorado County receives approximately 41 inches of rainfall annually with predominantly loam soil. Summer highs average 83ยฐF, so choose short-season varieties of Kidney Beans to ensure they mature before fall.

El Dorado County, CA (Zone 7a) Long season
225 days
Last Spring Frost April 11
225 growing days
First Fall Frost November 22

El Dorado County Soil Profile

Soil Type

Loam

Soil pH

6.3-7.2

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (99 days to spare)
Transplant: Mar 29 🍅 Harvest: Jun 28 – Aug 2
Recommended (50%) ✓ Fits season (99 days to spare)
Transplant: Apr 11 🍅 Harvest: Jul 11 – Aug 15
Safe Start (90%) ✓ Fits season (99 days to spare)
Transplant: May 7 🍅 Harvest: Aug 6 – Sep 10

Percentages indicate frost risk at transplant. The 70% safe window means there is a 30% chance of frost after transplant — suitable for cold-hardy crops or gardeners with frost protection. The 90% safe window is best for tender plants.

Plant Water Budget

Plant needs
1.0″/week
Rainfall provides
0.8″/week
You supply
0.3″/week
Watering frequency Only during dry spells
Season total 564 gal / 100 sq ft
Drought risk

Water stress score is 6/10 โ€” consider drought-tolerant varieties and mulching

Kidney Beans needs ~1,194 GDD — county provides 2,756 GDD Excellent fit

Kidney Beans Planting Timeline โ€” El Dorado County, CA

Kidney Beans Planting Calendar

Activity When Date Range
Direct Sow April 18 Apr 18 โ€“ May 9
Harvest July 18 Jul 18 โ€“ Aug 22

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

Month-by-Month Timeline

MonthActivities
January โ€”
February โ€”
March โ€”
April Direct Sow
May Direct Sow
June โ€”
July Harvest
August Harvest
September โ€”
October โ€”
November โ€”
December โ€”

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

85โ€“110 days

Soil pH

6 โ€“ 7.5

USDA Zone

Zone 7a

Growing Season

225 days

Growing Tips for El Dorado County

Direct sow after frost. Allow pods to dry completely on the plant. Kidney beans must be thoroughly cooked as raw or undercooked beans contain harmful lectins.

Companion Planting

Good Companions

Avoid Planting Near

  • Onion
  • Garlic

Level Up Your Garden

Frequently Asked Questions

When should I plant Kidney Beans in El Dorado County, CA?

El Dorado County is in Zone 7a with an average last frost of April 11. Plan your Kidney Beans planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is El Dorado County, CA?

El Dorado County, California is in USDA Hardiness Zone 7a. The average last spring frost is April 11 and first fall frost is November 22.

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Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help El Dorado County gardeners in Zone 7a organize planting dates, track what's growing, and never miss a planting window.

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Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals. Frost dates are based on 50% probability averages for El Dorado County, CA. Local conditions may vary. Last updated: April 2026.