In Stock
Blue Giant Hyssop
Agastache foeniculum
Blue Giant Hyssop
In stock · from $14.99
Dense, terminal spikes of small, tubular, bright blue flowers. Leaves are opposite, oval, toothed and whitish beneath give off the scent of anise when bruised. The sturdy, erect blue giant-hyssop is of the most ornamental native mints.
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Plant facts
Sizes and prices
Retail prices; trade pricing for wholesale accounts. Availability updates hourly; stock last changed 2026-10-19.
Good to know
- Attracts pollinators.
- Fragrant.
- Part of our native plants collection, a specialty of ours.
Quick answers
How big does Blue Giant Hyssop get?
About 36"+ tall and 24" wide at maturity.
How much sun does Blue Giant Hyssop need?
Full Sun (6+ hours).
How much water does Blue Giant Hyssop need?
Moderate water use.
Will Blue Giant Hyssop grow in Utah and the Intermountain West?
It is rated hardy to USDA zone 3, so it suits sites in zone 3 or warmer, which covers most of the region. The Salt Lake Valley floor is mostly zone 7; benches, mountain valleys and high plains in Utah, Idaho, Montana, Colorado and Wyoming are colder, often zones 3–6, so check the zone for your site.
Where can I buy Blue Giant Hyssop in Utah?
Progressive Plants in Copperton, Utah has it in stock, from $14.99. Homeowners can order online for pickup at the farm or local delivery; landscape contractors can have it shipped across Utah, Idaho, Montana, Colorado, Wyoming and Nevada.
Can landscape contractors buy Blue Giant Hyssop wholesale?
Yes. Landscape contractors and architects with a Progressive Plants wholesale account get trade pricing, bulk ordering and shipping across Utah, Idaho, Montana, Colorado, Wyoming and Nevada on our own trucks or by freight ($1,500 minimum outside our local delivery area). Apply at progressiveplants.com/wholesaleapp.html or call 801-565-7333.
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