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When to Plant Horehound in Prince Edward Island

Horehound is a woolly, drought-tolerant perennial herb traditionally used for cough remedies and candy. It has a distinctive bitter, menthol-like flavor.

Prince Edward Island spans USDA hardiness zones 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 Horehound planting dates based on your local frost dates.

Horehound Planting Calendar for Prince Edward Island

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

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

Activity When Date Range
Transplant Outdoors April 17 Apr 17 – May 1
Harvest July 3 Jul 3 – Aug 28
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 June 26 Jun 26 – Aug 21

Growing Tips for Prince Edward Island

Direct sow or start from divisions. Thrives in poor, dry soil. Harvest stems just before flowering. Deadhead to prevent aggressive self-seeding. Very drought-tolerant once established.

Frequently Asked Questions

When should I plant Horehound in Prince Edward Island?

Planting dates for Horehound in Prince Edward Island depend on your USDA zone. Prince Edward Island spans zones 6a, 6b. Check the planting calendar above for your specific zone's frost dates and planting windows.

What zone is Prince Edward Island for planting?

Prince Edward Island contains USDA hardiness zones 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.

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