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    • Photo of Agastache rugosa flower by Annie's Annuals & Perennials

    Photo by Annie's Annuals & Perennials

    Used with permission, all rights reserved

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    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

    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

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