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When to Plant Crosne in Connecticut

Crosne (Chinese artichoke) produces small, segmented white tubers with a crunchy texture and mild artichoke-nutty flavor. They are a rare delicacy in French cuisine.

Connecticut spans USDA hardiness zones 6a, 6b, 7a (with planting data available), so planting dates vary by your location within the state. Click your zone below for the most accurate dates.

Find Your County

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

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

Crosne Planting Calendar for Connecticut

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

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

Activity When Date Range
Direct Sow March 27 Mar 27 – Apr 17
Harvest August 28 Aug 28 – Oct 9
Fall Sowing August 11 Aug 11 – Aug 25
Zone 6b ~205 day growing season · Full guide →

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

Activity When Date Range
Direct Sow March 20 Mar 20 – Apr 10
Harvest August 21 Aug 21 – Oct 2
Fall Sowing August 16 Aug 16 – Aug 30
Zone 7a ~221 day growing season · Full guide →

Last frost: March 25 · First frost: November 1 · 221 day season

Activity When Date Range
Direct Sow March 11 Mar 11 – Apr 1
Harvest August 12 Aug 12 – Oct 14
Fall Sowing August 23 Aug 23 – Sep 6

Growing Tips for Connecticut

Plant tubers 3 inches deep in spring. Mark the location well as plants die back. Harvest in late fall after frost. Leave some tubers in ground for next year. Very labor-intensive to harvest.

Frequently Asked Questions

When should I plant Crosne in Connecticut?

Planting dates for Crosne in Connecticut depend on your USDA zone. Connecticut spans zones 6a, 6b, 7a. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Connecticut for planting?

Connecticut contains USDA hardiness zones 6a, 6b, 7a. 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.

Data sources: USDA Plant Hardiness Zone Map (2023), NOAA 30-Year Climate Normals, University Cooperative Extension planting guides. Last updated: April 2026.