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When to Plant Sorrel in USDA Zone 7b

Zone 7b Zone 7b May

Your May gardening checklist

Here's what deserves your attention in Zone 7b this month. Everything below is tailored to Zone 7b and timed around your local frost dates.

Avg. last frost April 6
Avg. first frost October 29
  1. Time to start sorrel inside

    Give them 6–8 weeks indoors before the last frost and you'll transplant into warm soil with seedlings that are already leaping.

  2. Pick sorrel

    If you can't use it all right away, check the food-preservation section of your planner.

June will be here before you know it — start on
  • First harvests: sorrel
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Sorrel is a perennial herb with tangy, lemon-flavored arrow-shaped leaves. It is one of the first greens to emerge in spring and is used in soups and salads.

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.

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

Sorrel 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 Sorrel planting schedule for that location.

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

Sorrel Planting Calendar — Zone 7b

Activity When Date Range
Start Indoors February 11 Feb 11 – Feb 25
Transplant Outdoors March 11 Mar 11 – Mar 25
Direct Sow March 4 Mar 4 – Mar 25
Harvest April 22 Apr 22 – Jun 24
Fall Sowing August 30 Aug 30 – Sep 13

Plant 0.5" deep · 8" apart · Rows 12" apart

Month-by-Month Timeline

MonthActivities
January
February Start Indoors
March Transplant Outdoors Direct Sow
April Harvest
May Harvest
June Harvest
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

Partial Shade (3-6 hours)

💧 Water

Moderate — regular watering

Days to Maturity

40–60 days

Soil pH

5.5 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

235 days (Zone average)

Planting Specifications

Planting Depth0.5 inches
Plant Spacing8 inches apart
Row Spacing12 inches between rows

Succession Planting Sorrel in Zone

7
successive plantings in Zone 's ~235-day season

Sow every 4.6 weeks for continuous harvest throughout the season.

Growing Tips for Sorrel in Zone

Zone has a short growing season (~235 days). Start Sorrel indoors early and use season-extension techniques like row covers and cold frames.

Direct sow in early spring or fall. Remove flower stalks promptly to encourage leaf production. Divide clumps every 3-4 years. Young leaves have the best flavor.

Companion Planting

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Saving Sorrel Seeds

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Breathable fabric pots that promote healthy root growth and prevent overwatering.

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Seed Starting Trays $8-20

Start seeds indoors with reusable cell trays and humidity domes.

Related Plants

Frequently Asked Questions

When should I plant Sorrel in Zone 7b?

In Zone 7b, plan your Sorrel planting around the average last frost date of March 18. Start seeds indoors around February 11. Direct sow outdoors around March 4. Transplant seedlings around March 11.

Can Sorrel grow in Zone 7b?

Yes, Sorrel can grow well in Zone 7b, hardy in USDA zones 3a through 9b. Zone 7b has a growing season of approximately 235 days, which is sufficient for Sorrel (40-60 days to maturity).

When can I harvest Sorrel in Zone 7b?

In Zone 7b, expect to harvest Sorrel from April 22 – June 24. Sorrel takes 40-60 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 Sorrel?

Good companion plants for Sorrel include Strawberries, Lettuce, Spinach. 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.