EVERGREEN

Plant Encyclopedia

Agastache foeniculum

Agastache foeniculum (anise hyssop)

Japanese name: アニスヒソップ
Scientific name: Agastache foeniculum

Agastache foeniculum

[Overview]
A perennial 0.6–1.2 m tall.
The stem is erect and square in cross section.
Leaves are simple and opposite, ovate to elliptic with a pointed tip and toothed margins.
The undersides of the leaves are tinged with white.
The leaves smell of anise.
The flower spikes at the stem tips bear many flowers.
The flowers are blue-purple and lipped; the upper lip of the corolla is erect, and the lower lip is 3-lobed with a broad, large central lobe.
There are 4 stamens, which project far out of the flower together with the pistil.
The calyx is tubular and 5-lobed.
The fruit is a schizocarp.

[Uses]
The flowers and leaves are used medicinally, and also for herbal tea, potpourri, salads and more.
It is also known as a nectar source plant.

[Cultivation]
Propagate from seed, by division, or by stem cuttings.
It also spreads readily from self-sown seed.
It prefers slightly moist, well-drained soil in sun to partial shade.
Water thoroughly when the soil surface dries.
From spring to autumn, apply slow-release fertilizer placed on the soil.
If cut back after flowering, side shoots grow and a second flush of flowers can be enjoyed.
There are no particular pests or diseases.

Details

Names
English: anise hyssop, blue giant hyssop, Fragrant giant hyssop, lavender giant hyssop
Japanese: アニスヒソップ、ジャイアントヒソップ、シロバナカワミドリ(白花川緑)
Life form
Perennial
Habit
Terrestrial
Flowering season
June, July, August, September
Distribution or origin
North America
Height
600–1200 mm
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Opposite
Leaf margin
Serrate
Flower color
Blue, Purple
Leaf color
Green
Availability of seeds and plants
Low
Form sold
Seeds, Seedlings
Propagation
Seed, Division, Bud cuttings
Sun exposure
Full sun, Partial shade
Water needs
Moderate, Moist
Soil needs
Required
Suitable uses
Potted plant, Flower bed, Parks and gardens, Container
Uses
Medicinal, Edible, Beverage, Potpourri, Wreath, Dried flowers
Japan Flower Trade Code
28143

Translated from our Japanese encyclopedia. If anything differs, the Japanese page is correct.

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