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When to Plant Daikon in USDA Zone 7b

Zone 7b Zone 7b May

This month in Zone 7b

Your Zone 7b garden is entering a new phase. Here's what's on the schedule for May and why each task matters now.

Avg. last frost April 6
Avg. first frost October 29
  1. Start harvesting daikon

    Taste as you pick. The first ripe produce is the best feedback loop you'll get all season.

A few tasks this May that'll pay off in June
  • First harvests: daikon
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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 7b, the average last spring frost is around March 18 and the first fall frost is around November 8, giving you a growing season of approximately 235 days.

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Zone 7b Long season
235 days
Last Spring Frost March 18
235 growing days
First Fall Frost November 8

Daikon Planting Timeline — Zone 7b

Where Is USDA Zone 7b?

The map below highlights the states that contain Zone 7b. 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 7b

Activity When Date Range
Direct Sow March 4 Mar 4 – Mar 25
Harvest April 29 Apr 29 – May 27
Fall Sowing August 30 Aug 30 – Sep 13

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

Month-by-Month Timeline

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

Free Zone 7b Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 7b 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

°F to °F average annual minimum

Growing Season

235 days (Zone average)

Planting Specifications

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

Succession Planting Daikon in Zone

5
successive plantings in Zone 's ~235-day season

Sow every 5.7 weeks for continuous harvest throughout the season.

Growing Tips for Daikon in Zone

Zone has a short growing season (~235 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
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Saving Daikon 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 Daikon in Zone 7b?

In Zone 7b, plan your Daikon planting around the average last frost date of March 18. Direct sow outdoors around March 4.

Can Daikon grow in Zone 7b?

Yes, Daikon can grow well in Zone 7b, hardy in USDA zones 2a through 11b. Zone 7b has a growing season of approximately 235 days, which is sufficient for Daikon (50-70 days to maturity).

When can I harvest Daikon in Zone 7b?

In Zone 7b, expect to harvest Daikon from April 29 – May 27. Daikon takes 50-70 days from planting to harvest.

What is the last frost date for Zone 7b?

The average last spring frost in Zone 7b is around March 18, and the first fall frost is around November 8. This gives a growing season of approximately 235 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.

🌱

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.

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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: May 2026.

Sources & credits

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