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    Polygonum weyrichii

    Also Known As

    • Polygonum weyrechii
    • Knotweed

    Plant type

    perennial

    size

    • H: 5'
    • W: 5'

    planting zones

    • 4a-10a

    More Options

    Polygonum weyrichii plant details

    Polygonum weyrichii is a broadleaf deciduous perennial with green and white foliage. In summer white flowers emerge. Features fuzzy texture. Grows well with sun - mostly shade and regular water. Does well in average and well-drained soil.

    CHARACTERISTICS OF Polygonum weyrichii

    Plant type: perennial
    Plant family: polygonaceae
    Foliage: deciduous green and white
    Mature size: 5 FT wide, 5 FT tall
    Flowers: white blooms in summer

    GROWING CONDITIONS for Polygonum weyrichii

    USDA Zones: 4a - 10a
    Sun exposure: sun - mostly shade
    Watering frequency: regular
    Soil needs: average and well-drained

    Nursery contributed plant descriptions

    A robust species from Sakhalin Island that can reach 1.5m in height; leaves are white tomentose beneath in summer it produces white flowers in dense panicles. ZONE 4

    By: Arrowhead Alpines

    Gardening facts about Polygonum weyrichii plant

    How to Grow Polygonum weyrichii

    • Sun Exposure

      • sun - mostly shade

    • Water Needs

      • regular

    • Soil Needs

      • average
      • well-drained

    Features

    • Foliage Color

      • white
      • green

    • Flower Color

      • white

    • Flower Season

      • summer

    • Foliage Season

      • deciduous

    • Texture

      • fuzzy

    Landscape groups by tags

    See other plant types of Polygonum for your garden

    Fallopia japonica 'Crimson Beauty'

    aka Polygonum cuspidatum 'Crimson Beauty', Crimson Beauty Clumping Mexican Bamboo, Crimson Mexican Bamboo, False Bamboo

    Plant Type

    Perennial

    Zones

    5a-9b

    Size

    Height: 5'-7'

    Width: 5'-7'

    • sun - mostly shade
    • regular - occasional
    Photo of Fallopia japonica 'Crimson Beauty'
    View Plant

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    Fallopia japonica 'Freckles'

    aka Polygonum cuspidatum 'Freckles', Freckles Mexican Bamboo

    Plant Type

    Perennial

    Zones

    5a-9b

    Size

    Height: 5'-6'

    Width: 5'-6'

    • sun - mostly shade
    • regular - occasional
    Photo of Fallopia japonica 'Freckles'
    View Plant

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    Polygonum capitatum 'Pink Buttons'

    aka Persicaria capitala, Pink Buttons Smartweed

    Plant Type

    Perennial

    Zones

    7b-10b

    Size

    Height: 3"

    Width: 12"

    • sun - mostly shade
    • occasional
    Photo of Polygonum capitatum 'Pink Buttons' flower by J.G. in SF
    View Plant

    Persicaria orientalis

    aka Polygonum orientale, Kiss Me Over The Garden Gate, Kiss-Me-Over-The-Garden-Gate

    Plant Type

    Annual / Biennial

    Zones

    1-12

    Size

    Height: 3'-6'

    Width: 5'

    • sun - mostly sun
    • regular
    Photo of Persicaria orientalis flower by Annie's Annuals & Perennials
    View Plant

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    Persicaria polymorpha

    aka Polygonum polymorphum, Giant Fleeceflower, White Fleece Flower

    Plant Type

    Perennial

    Zones

    4a-9b

    Size

    Height: 6'-8'

    Width: 5'

    • sun - mostly shade
    • even moisture - drought tolerant
    Photo of Persicaria polymorpha by Patricia Cunningham
    View Plant

    More Options

    +18 more Polygonum
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