Anise Hyssop in Zone 6a & 6b
Agastache foeniculum
When to plant anise hyssop in zone 6b
Zones 6a and 6b share the same average frost dates in our data, so this page covers both.
Method: Either: Start indoors for an earlier harvest, or direct-sow outside for less fuss. Anise Hyssop tolerates either.
| Start indoors | Mar 14–Mar 21 |
|---|---|
| Direct sow / transplant outside | Apr 25–May 2 |
| Estimated harvest | Jul 12–Jul 19 (~78 days after planting) |
Spacing: 1 per square foot (square-foot-gardening spacing). Mature height: 2-3 ft.
Anise hyssop is a perennial herb in the mint family with a distinctive licorice-mint flavor, grown for its edible leaves and flower spikes as much as for the bees and butterflies it attracts.
How anise hyssop fits zone 6's season
Zone 6b's frost-free window runs about 173 days, from April 25 to October 15. Anise Hyssop needs about 78 days from sowing to first harvest.
Good companions
No standout companions recorded yet for Anise Hyssop.
Where to buy anise hyssop seeds
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See it growing
Search YouTube for "growing anise hyssop" videos → (a live search, not a hand-picked video; results vary and aren't vetted by us)
← Back to the full zone 6b calendar · Full companion planting guide · Full plant profile · Plan your beds in the Garden Designer →
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Growing Anise Hyssop in USDA zone 6b: when to start seeds indoors, when to direct-sow, and when to expect a harvest.
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