Agastache foeniculum
Blue Giant Hyssop
- Lavender- Blue flower spikes in June - September
- Anise scented foliage
- Typically found in prairies, dry upland forested areas, plains and fields
- Best in sun, well drained soil
- Spreads by rhizomes, will self-seed in optimum conditions
- Category: Perennials, Natives
- Hardiness Zone: 4-8
- Height: 2-4 ft
- Spread: 2-3 ft
- Bloom Color: Lavender
- Foliage Color: Green