When to Plant Chervil in Idaho

Q: When should I plant Chervil in Idaho?

Planting dates for Chervil in Idaho vary by zone. Idaho spans zones 3b, 4a, 4b, 5a, 5b, 6a, 6b, 7a.

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.

Idaho spans USDA hardiness zones 4a, 4b, 5a, 5b, 6a, 6b (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

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Click your county for exact Chervil planting dates based on your local frost dates.

Hover over a county to see details. Click to view planting guide.

Chervil Planting Calendar for Idaho

▸ Zone 4a ~145 day growing season · Full guide →

Last frost: May 6 · First frost: September 28 · 145 day season

Activity	When	Date Range
Start Indoors	March 25	Mar 25 – Apr 8
Transplant Outdoors	April 29	Apr 29 – May 13
Direct Sow	April 29	Apr 29 – May 20
Fall Sowing	July 6	Jul 6 – Jul 20
Harvest	June 10	Jun 10 – Aug 12

▸ Zone 4b ~155 day growing season · Full guide →

Last frost: May 1 · First frost: October 3 · 155 day season

Activity	When	Date Range
Start Indoors	March 20	Mar 20 – Apr 3
Transplant Outdoors	April 24	Apr 24 – May 8
Direct Sow	April 24	Apr 24 – May 15
Fall Sowing	July 11	Jul 11 – Jul 25
Harvest	June 5	Jun 5 – Aug 7

▸ Zone 5a ~166 day growing season · Full guide →

Last frost: April 25 · First frost: October 8 · 166 day season

Activity	When	Date Range
Start Indoors	March 21	Mar 21 – Apr 4
Transplant Outdoors	April 18	Apr 18 – May 2
Direct Sow	April 11	Apr 11 – May 2
Fall Sowing	July 30	Jul 30 – Aug 13
Harvest	May 30	May 30 – Aug 1

▸ Zone 5b ~178 day growing season · Full guide →

Last frost: April 18 · First frost: October 13 · 178 day season

Activity	When	Date Range
Start Indoors	March 14	Mar 14 – Mar 28
Transplant Outdoors	April 11	Apr 11 – Apr 25
Direct Sow	April 4	Apr 4 – Apr 25
Fall Sowing	August 4	Aug 4 – Aug 18
Harvest	May 23	May 23 – Jul 25

▸ Zone 6a ~193 day growing season · Full guide →

Last frost: April 10 · First frost: October 20 · 193 day season

Activity	When	Date Range
Start Indoors	March 6	Mar 6 – Mar 20
Transplant Outdoors	April 3	Apr 3 – Apr 17
Direct Sow	March 27	Mar 27 – Apr 17
Fall Sowing	August 11	Aug 11 – Aug 25
Harvest	May 15	May 15 – Jul 17

▸ Zone 6b ~205 day growing season · Full guide →

Last frost: April 3 · First frost: October 25 · 205 day season

Activity	When	Date Range
Start Indoors	February 27	Feb 27 – Mar 13
Transplant Outdoors	March 27	Mar 27 – Apr 10
Direct Sow	March 20	Mar 20 – Apr 10
Fall Sowing	August 16	Aug 16 – Aug 30
Harvest	May 8	May 8 – Jul 10

Growing Tips for Idaho

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.

Chervil in Other States

Frequently Asked Questions

When should I plant Chervil in Idaho?

Planting dates for Chervil in Idaho depend on your USDA zone. Idaho spans zones 4a, 4b, 5a, 5b, 6a, 6b. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Idaho for planting?

Idaho contains USDA hardiness zones 4a, 4b, 5a, 5b, 6a, 6b. Your specific zone depends on your location within the state — northern and higher-elevation areas are in colder zones, while southern and coastal areas are warmer.

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