When to Plant Sunchoke in Louisiana
Sunchokes (Jerusalem artichokes) are a native sunflower relative grown for their knobby, nutty-flavored tubers. They are extremely productive and nearly impossible to eradicate.
Louisiana spans USDA hardiness zones 8a, 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.
Hover over a county to see details. Click to view planting guide.
Sunchoke Planting Calendar for Louisiana
▸ Zone 8a ~255 day growing season · Full guide →
Last frost: March 8 · First frost: November 18 · 255 day season
| Activity | When | Date Range |
|---|---|---|
| Transplant Outdoors | March 22 | Mar 22 – Apr 5 |
| Harvest | July 12 | Jul 12 – Sep 6 |
▸ 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 Louisiana
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.
Sunchoke in Other States
- Alabama
- Alaska
- Arizona
- Arkansas
- California
- Colorado
- Connecticut
- Delaware
- Florida
- Georgia
- Hawaii
- Idaho
- Illinois
- Indiana
- Iowa
- Kansas
- Kentucky
- Maine
- Maryland
- Massachusetts
- Michigan
- Minnesota
- Mississippi
- Missouri
- Montana
- Nebraska
- Nevada
- New Hampshire
- New Jersey
- New Mexico
- New York
- North Carolina
- North Dakota
- Ohio
- Oklahoma
- Oregon
- Pennsylvania
- Rhode Island
- South Carolina
- South Dakota
- Tennessee
- Texas
- Utah
- Vermont
- Virginia
- Washington
- West Virginia
- Wisconsin
- Wyoming
Frequently Asked Questions
When should I plant Sunchoke in Louisiana?
Planting dates for Sunchoke in Louisiana depend on your USDA zone. Louisiana spans zones 8a, 8b, 9a, 9b. Check the planting calendar above for your specific zone's frost dates and planting windows.
What zone is Louisiana for planting?
Louisiana contains USDA hardiness zones 8a, 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.