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When to Plant Daikon in Benewah County, ID

Daikon is a large, mild Japanese radish that can grow over a foot long. It is excellent for pickling, stir-fries, and as a soil-breaking cover crop.

Benewah County, Idaho is in USDA Zone 6a. The average last spring frost is May 8 and the first fall frost is October 1, giving you a growing season of approximately 146 days.

At an elevation of 6,081 feet, Benewah County receives approximately 20.8 inches of rainfall annually with predominantly loam soil. Summer highs average 90ยฐF, providing good warmth for Daikon during the growing season.

Benewah County, ID (Zone 6a) Short season
146 days
Last Spring Frost May 8
146 growing days
First Fall Frost October 1

Benewah County Soil Profile

Soil Type

Loam

Soil pH

6.3-7.8

Drainage

Well Drained

Plant Planting Risk Windows

Early Start (70% safe) ✓ Fits season (60 days to spare)
Transplant: Apr 29 🍅 Harvest: Jun 24 – Jul 22
Recommended (50%) ✓ Fits season (62 days to spare)
Transplant: May 8 🍅 Harvest: Jul 3 – Jul 31
Safe Start (90%) ✓ Fits season (57 days to spare)
Transplant: Jun 6 🍅 Harvest: Aug 1 – Aug 29

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
0.6″/week
You supply
0.5″/week
Watering frequency 1-2 times/week
Season total 626 gal / 100 sq ft
Drought risk

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

Daikon needs ~1,050 GDD — county provides 2,555 GDD Excellent fit

Daikon Planting Timeline โ€” Benewah County, ID

Daikon Planting Calendar

Activity When Date Range
Direct Sow April 24 Apr 24 โ€“ May 15
Fall Sowing July 23 Jul 23 โ€“ Aug 6
Harvest June 19 Jun 19 โ€“ Jul 17

Plant 0.5" deep ยท 6" apart ยท Rows 12" apart

Month-by-Month Timeline

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

Growing Conditions

Sun

Full Sun (6-8+ hours)

Water

Moderate โ€” regular watering

Days to Maturity

50โ€“70 days

Soil pH

5.8 โ€“ 7

USDA Zone

Zone 6a

Growing Season

146 days

Growing Tips for Benewah County

Direct sow in late summer for fall harvest. Loosen soil deeply before planting. Thin seedlings to 6 inches apart. Harvest before hard freeze as exposed shoulders may crack.

Companion Planting

Good Companions

Avoid Planting Near

  • Hyssop

Level Up Your Garden

Frequently Asked Questions

When should I plant Daikon in Benewah County, ID?

Benewah County is in Zone 6a with an average last frost of May 8. Plan your Daikon planting based on this frost date โ€” see the calendar above for exact timing.

What planting zone is Benewah County, ID?

Benewah County, Idaho is in USDA Hardiness Zone 6a. The average last spring frost is May 8 and first fall frost is October 1.

๐ŸŒฑ

Plan Your Garden with Confidence

Get our free Garden Planner โ€” designed to help Benewah County gardeners in Zone 6a 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 Benewah County, ID. Local conditions may vary. Last updated: April 2026.