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When to Plant Daikon in USDA Zone 2b

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.

In Zone 2b, the average last spring frost is around May 22 and the first fall frost is around September 10, giving you a growing season of approximately 111 days.

Zone 2b Short season
111 days
Last Spring Frost May 22
111 growing days
First Fall Frost September 10

Daikon Planting Timeline — Zone 2b

Where Is USDA Zone 2b?

The map below highlights the states that contain Zone 2b. Click any state to see the Daikon planting schedule for that location.

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

Daikon Planting Calendar — Zone 2b

Activity When Date Range
Direct Sow May 15 May 15 – Jun 5
Harvest July 10 Jul 10 – Aug 7
Fall Sowing June 18 Jun 18 – Jul 2

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

Month-by-Month Timeline

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

Free Zone 2b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 2b 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

50–70 days

Soil pH

5.8 – 7

Zone Temperature Range

-45°F to -40°F average annual minimum

Growing Season

111 days (Zone 2b average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing6 inches apart
Row Spacing12 inches between rows

Succession Planting Daikon in Zone 2b

2
successive plantings in Zone 2b's ~111-day season

Sow every 5.7 weeks for continuous harvest throughout the season.

Growing Tips for Daikon in Zone 2b

Zone 2b has a short growing season (~111 days). Start Daikon indoors early and use season-extension techniques like row covers and cold frames.

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

Saving Daikon Seeds

Recommended for Your Garden

💡
LED Grow Lights $25-60

Full-spectrum LED lights for starting seeds indoors when daylight is limited.

🔥
Seedling Heat Mat $15-35

Warm soil for faster germination of heat-loving crops like tomatoes and peppers.

🪡
Floating Row Covers $12-30

Protect plants from frost, wind, and pests while letting light and water through.

Related Plants

Frequently Asked Questions

When should I plant Daikon in Zone 2b?

In Zone 2b, plan your Daikon planting around the average last frost date of May 22. Direct sow outdoors around May 15.

Can Daikon grow in Zone 2b?

Yes, Daikon can grow well in Zone 2b, hardy in USDA zones 2a through 11b. Zone 2b has a growing season of approximately 111 days, which is sufficient for Daikon (50-70 days to maturity).

When can I harvest Daikon in Zone 2b?

In Zone 2b, expect to harvest Daikon from July 10 – August 7. Daikon takes 50-70 days from planting to harvest.

What is the last frost date for Zone 2b?

The average last spring frost in Zone 2b is around May 22, and the first fall frost is around September 10. This gives a growing season of approximately 111 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Daikon?

Good companion plants for Daikon include Carrots, Lettuce, Peas. These companions can help with pest control, pollination, and nutrient sharing.

🌱

Plan Your Garden with Confidence

Get our free Garden Planner — organize your planting dates for Zone 2b, track your crops, and plan your garden season from seed to harvest.

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Free download. Plan your entire garden season in minutes.

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.