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When to Plant Chervil in USDA Zone 3a

Zone 3a Zone 3a May

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Chervil is a delicate herb with a subtle anise-parsley flavor, essential in French cuisine as part of fines herbes. It prefers cool conditions and partial shade.

In Zone 3a, the average last spring frost is around May 15 and the first fall frost is around September 15, giving you a growing season of approximately 123 days.

Zone 3a Short season
123 days
Last Spring Frost May 15
123 growing days
First Fall Frost September 15

Chervil Planting Timeline — Zone 3a

Where Is USDA Zone 3a?

The map below highlights the states that contain Zone 3a. Click any state to see the Chervil planting schedule for that location.

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

Chervil Planting Calendar — Zone 3a

Activity When Date Range
Start Indoors April 3 Apr 3 – Apr 17
Transplant Outdoors May 8 May 8 – May 22
Direct Sow May 8 May 8 – May 29
Harvest June 19 Jun 19 – Aug 21
Fall Sowing June 23 Jun 23 – Jul 7

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

Month-by-Month Timeline

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

Free Zone 3a Planting Calendar PDF

Know exactly when to plant every crop in your zone. Get a printable month-by-month calendar customized for Zone 3a 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

6 – 7

Zone Temperature Range

°F to °F average annual minimum

Growing Season

123 days (Zone average)

Planting Specifications

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

Succession Planting Chervil in Zone

3
successive plantings in Zone 's ~123-day season

Sow every 4.6 weeks for continuous harvest throughout the season.

Growing Tips for Chervil in Zone

Zone has a short growing season (~123 days). Start Chervil indoors early and use season-extension techniques like row covers and cold frames.

Direct sow in early spring or fall as chervil bolts in heat. Provide shade and cool conditions. Harvest outer leaves as needed; use fresh as it loses flavor when dried.

Companion Planting

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Saving Chervil Seeds

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Start seeds indoors with reusable cell trays and humidity domes.

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Frequently Asked Questions

When should I plant Chervil in Zone 3a?

In Zone 3a, plan your Chervil planting around the average last frost date of May 15. Start seeds indoors around April 3. Direct sow outdoors around May 8. Transplant seedlings around May 8.

Can Chervil grow in Zone 3a?

Yes, Chervil can grow well in Zone 3a, hardy in USDA zones 3a through 10b. Zone 3a has a growing season of approximately 123 days, which is sufficient for Chervil (40-60 days to maturity).

When can I harvest Chervil in Zone 3a?

In Zone 3a, expect to harvest Chervil from June 19 – August 21. Chervil takes 40-60 days from planting to harvest.

What is the last frost date for Zone 3a?

The average last spring frost in Zone 3a is around May 15, and the first fall frost is around September 15. This gives a growing season of approximately 123 days. These are 50% probability dates — actual frost dates vary year to year.

What should I plant next to Chervil?

Good companion plants for Chervil include Lettuce, Radish, Carrots. 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.