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When to Plant Sunchoke in Florida

Sunchokes (Jerusalem artichokes) are a native sunflower relative grown for their knobby, nutty-flavored tubers. They are extremely productive and nearly impossible to eradicate.

Florida spans USDA hardiness zones 8b, 9a, 9b (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 Sunchoke planting dates based on your local frost dates.

Sunchoke Planting Calendar for Florida

Zone 8b ~276 day growing season · Full guide →

Last frost: February 25 · First frost: November 28 · 276 day season

Activity When Date Range
Transplant Outdoors March 11 Mar 11 – Mar 25
Harvest July 1 Jul 1 – Aug 26
Zone 9a ~303 day growing season · Full guide →

Last frost: February 10 · First frost: December 10 · 303 day season

Activity When Date Range
Transplant Outdoors February 24 Feb 24 – Mar 10
Harvest June 16 Jun 16 – Aug 11
Zone 9b ~329 day growing season · Full guide →

Last frost: January 25 · First frost: December 20 · 329 day season

Activity When Date Range
Transplant Outdoors February 8 Feb 8 – Feb 22
Harvest May 31 May 31 – Jul 26

Growing Tips for Florida

Plant tubers 4 inches deep in early spring. Contain plants with barriers as they spread aggressively. Harvest after frost or leave in ground and dig as needed through winter.

Frequently Asked Questions

When should I plant Sunchoke in Florida?

Planting dates for Sunchoke in Florida depend on your USDA zone. Florida spans zones 8b, 9a, 9b. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Florida for planting?

Florida contains USDA hardiness zones 8b, 9a, 9b. 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.