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Wasowski, Sally and Andy
Agastache foeniculum (Pursh) Kuntze
Blue giant hyssop, Blue giant-hyssop, Fragrant giant hyssop, Lavender hyssop, Anise hyssop
Synonym(s): Agastache anethiodora
USDA Symbol: AGFO
USDA Native Status: L48 (N), CAN (N)
A 2-4 ft. perennial with 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.
The genus Agastache describes the flower clusters and is derived from two Greek words agan meaning much and stachys meaning ear of grain.
Plant CharacteristicsDuration: Perennial Habit: Herb Fruit: Size Class:
Bloom InformationBloom Color: Blue , Purple
Bloom Time: Jul , Aug
, WY Canada: AB
, SK Native Distribution:
n. to adjacent Canada Native Habitat:
Dry, open, semi-shaded areas; roadsides
Growing ConditionsLight Requirement: Sun , Part Shade , Shade
Soil Moisture: Moist
Soil Description: Sandy, well-drained soils
Conditions Comments: Not Available
BenefitConspicuous Flowers: yes
Fragrant Flowers: yes
Fragrant Foliage: yes
Attracts: Butterflies , Hummingbirds
Nectar Source: yes
PropagationPropagation Material: Clump Division , Seeds
Description: Very easy to start from seed. Divide plant in spring or fall.
Seed Collection: Seed ripens in fall.
Seed Treatment: Not Available
Commercially Avail: yes
From the National Suppliers Directory
According to the inventory provided by Associate Suppliers, this plant is available at the following locations:
- Coldwater, ONAmandas Garden
- Springwater, NYPrairie Nursery
- Westfield, WI
Record Last Modified: 2012-12-20
Research By: TWC Staff