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When to Plant Feverfew in Oklahoma

Feverfew is a bushy perennial herb with small daisy-like flowers and aromatic leaves. It has been used traditionally for headache relief and is a cheerful garden plant.

Oklahoma spans USDA hardiness zones 6b, 7a, 7b (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 Feverfew planting dates based on your local frost dates.

Feverfew Planting Calendar for Oklahoma

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

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

Activity When Date Range
Transplant Outdoors April 10 Apr 10 – Apr 24
Harvest July 10 Jul 10 – Sep 25
Zone 7a ~221 day growing season · Full guide →

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

Activity When Date Range
Transplant Outdoors April 1 Apr 1 – Apr 15
Harvest July 1 Jul 1 – Sep 16
Zone 7b ~235 day growing season · Full guide →

Last frost: March 18 · First frost: November 8 · 235 day season

Activity When Date Range
Transplant Outdoors March 25 Mar 25 – Apr 8
Harvest June 24 Jun 24 – Sep 9

Growing Tips for Oklahoma

Start seeds indoors or direct sow on the soil surface. Deadhead regularly to prevent aggressive self-seeding. Divide clumps every 2-3 years to maintain vigor.

Frequently Asked Questions

When should I plant Feverfew in Oklahoma?

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

What zone is Oklahoma for planting?

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