FoliageAnise Hyssop
Agastache foeniculum
Anise Hyssop (Agastache foeniculum) is a medium-growing perennial, hardy in USDA zones 4-8, that matures to about 2-4 ft × 1.5-3 ft. It does best in full sun and part shade with low water needs in well-drained, moist and occasionally-dry soil. Expect blue and purple blooms in summer and fall. It attracts bees, butterflies and hummingbirds, stands up well to deer, pests and rabbits.
- USDA zones
- 4-8
- Sun
- Full sun, Part shade
- Water
- Low
- Mature size
- 2-4 ft × 1.5-3 ft
- Growth rate
- Medium
- Maintenance
- Medium
- Soil
- Well-drained, Moist, Occasionally-dry
- Bloom color
- Blue, Purple
- Bloom season
- Summer, Fall
- Attracts
- Bees, Butterflies, Hummingbirds, Songbirds
- Tough against
- Deer, Pests, Rabbits
- Native to
- Northern North America
In the landscape
Data sources
Freeze survival
Will it survive your winters?
Hardiness zones show a normal bad winter. We check the worst one — Anise Hyssop is hardy to about -30°F (estimated from USDA zone 4), so we'll score it against the real coldest nights your area has actually had.
Powered by ~35 years of daily lows from the nearest NOAA weather station. A risk read, not a guarantee — a sheltered spot or mature plant beats the odds.
See the Anise Hyssop in your own yard
Upload a photo and our AI designs with real plants like this one — matched to your USDA zone.
