Agastache rugosa

Also Known As

Giant Hyssop
Korean Mint

Plant type

perennial, herb

size

H: 3'-4'
W: 2'-3'

planting zones

5a-10b

More Options

Agastache rugosa plant details

Agastache rugosa is a broadleaf deciduous or semi-evergreen perennial herb with green foliage. In fall and summer blue, lavender and purple flowers emerge. Attracts bees, beneficial insects, birds, butterflies and hummingbirds making it an excellent addition to pollinator gardens. Grows well with sun - mostly sun and regular - occasional water. Does well in average, gritty, lean, rich and well-drained soil. A good option if you're seeking something heat tolerant and humidity tolerant.

CHARACTERISTICS OF Agastache rugosa

Plant type: perennial herb
Plant family: lamiaceae
Foliage: deciduous or semi-evergreen green
Mature size: 2 FT - 3 FT - wide, 3 FT - 4 FT - tall
Flowers: blue, lavender and purple blooms in fall and summer
Uses: cottage garden, cutting garden, dried-arrangements, fragrant, fragrant foliage, licorice-scented, long-blooming, rock garden, xeric

GROWING CONDITIONS for Agastache rugosa

USDA Zones: 5a - 10b
Sun exposure: sun - mostly sun
Watering frequency: regular - occasional
Resistant to: deer, rabbit and snail / slug, heat and humidity
Soil needs: average, gritty, lean, rich and well-drained

Nursery contributed plant descriptions

A low maintenance long blooming ornamental with a distinct licorice scent to the bluish purple flowers and leaves. Bees adore it, and it makes a minty herbal tea and great dried flowers as well.

By: Select Seeds

Highly attractive to butterflies, bees & birds, this licorice-scented flowering herb is lovely, too! Intense, violet to blue flowering clusters are held in dense, short spikes on multi-branching stems, 3’ to 4’ tall. To 2’ wide. Excellent in mid-to-back border or garden bed, it blooms in mid-Summer above scented, crinkled & toothed foliage. “Korean Mint” is native to China, Japan & Korea and prefers moderately fertile, well-drained soil. Makes a nice, scented, cut flower fresh or dried. Long used medicinally. Feed once in awhile.

By: Annie's Annuals & Perennials

Garden photo gallery of Agastache rugosa

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By: Annie's Annuals & Perennials

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Photo of Agastache rugosa flower by Karl Gercens III

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By: Karl Gercens III

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Gardening facts about Agastache rugosa plant

How to Grow Agastache rugosa

Sun Exposure
- sun - mostly sun
Water Needs
- regular - occasional
Soil Needs
- average
- lean
- well-drained
- rich
- gritty
Special Situation
- heat tolerant
- humidity tolerant

Features

Foliage Color
- green
Flower Color
- blue
- lavender
- purple
Wildlife
- beneficial insects
- birds
- bees
- butterflies
- hummingbirds
- deer resistant
- snail / slug resistant
- rabbit resistant
Flower Season
- summer
- fall
Foliage Season
- deciduous
- semi-evergreen