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Asiatic Bittersweet (Celastrus orbiculatus)

  • Plant Type:

    • Deciduous vine

  • Height:

    • Extends up to 60ft

  • Flower / Fruit:

    • Yellow flowers in summer

    • Yellow-orange fruit 

  • Introduction / Invasiveness:

    • Introduced from Eastern Asia as an ornamental and for erosion control

    • Grows as a vine that smothers plants and uproots trees

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Common Reed (Phragmites australis)

  • Plant Type:

    • Perennial grass

    Height:

    • 15ft

  • Flower / Fruit:

    • Gold or purple flowers in the form of bushy panicles

    • Seeds

  • Introduction / Invasiveness:

    • Likely introduced from Europe in the late 1700s or early 1800s

    • Grows vigorously, forms dense stands and crowds out native species, and alters wetland habitat 

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Japanese Knotweed (Reynoutria japonica)

  • Plant Type:

    • Deciduous shrub

    Height:

    • 4-10ft

  • Flower / Fruit:

    • Green-white flowers in summer

    • Brown fruit

  • Introduction / Invasiveness:

    • Introduced from Japan as an ornamental and for erosion control

    • Grows into dense thickets and crowds out native species

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Morrow's Honeysuckle (Lonicera morrowii)

  • Plant Type:

    • Deciduous shrub

    Height:

    • Up to 7ft

  • Flower / Fruit:

    • White-pink flowers in spring

    • Yellow-red fruit

  • Introduction / Invasiveness:

    • Introduced from Eastern Asia as an ornamental and for wildlife food and erosion control

    • Grows into dense thickets and crowds out native species

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Norway Maple (Acer platanoides)

  • Plant Type:

    • Deciduous tree

    Height:

    • Up to 90ft

  • Flower / Fruit:

    • Yellow-green flowers in spring

    • Winged seeds

  • Introduction / Invasiveness:

    • Introduced from Europe and Western Asia for its hardiness and adaptability

    • Crowds out native species by spreading and blocking sunlight

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Porcelainberry (Ampelopsis glandulosa)

  • Plant Type:

    • Deciduous vine

  • Height:

    • 15-20ft

  • Flower / Fruit:

    • Green-white flowers in summer

    • Lilac / green fruit that turn bright blue

  • Introduction / Invasiveness:

    • Introduced from Eastern Asia 

    • Crowds out native species by blocking sunlight

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Privet (Ligustrum vulgare)

  • Plant Type:

    • Deciduous shrub

    Height:

    • 8-20ft

  • Flower / Fruit:

    • White flowers in spring

    • Blue-black fruit

  • Introduction / Invasiveness:

    • Introduced from Europe to be used as hedges

    • Grows into dense thickets and crowds out native species

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Enjoy your visit to Frost Fish Creek!
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