Plant Calculator
Enter the approximate length and width of the area you will be planting and click 'Calculate' to determine how many Agastache foeniculum you will need.
*Correct and successful spacing is complex and depends on project conditions.
Agastache foeniculum
Anise Hyssop
- Green leaves and square stems
- Lavender to purple flowers
- Licorice scented foliage
- Flowers mid-summer to fall
- Hardiness Zone: 4-9
- Height: 2-4 ft
- Spread: 18-30 in
- Bloom Color: Blue
Growing & Maintenance Tips for Agastache foeniculum
To care for Agastache foeniculum, ensure it is planted in well-drained soil and receives full sun to partial shade. Water the plant regularly, but be cautious not to overwater, as it prefers dry conditions once established.
Great Companions for Agastache foeniculum