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Winged Euonymus

Winged Euonymus

Winged Euonymus Euonymus alatus  Home 9 Invaders 9 Category: Plants Background Winged euonymus is a deciduous shrub introduced to North America as a horticultural species from northeastern Asia. Since its introduction to North America in the 1860’s...
Wild Parsnip

Wild Parsnip

Wild Parsnip Pastinaca sativa  Home 9 Invaders 9 Category: Plants Background Wild parsnip is an invasive plant native to Europe and Asia. It was likely brought to North America by European settlers, who grew it for its edible root. Since its...
Wild Chervil

Wild Chervil

Wild Chervil Anthriscus sylvestris  Home 9 Invaders 9 Category: Plants Background Wild chervil is a herbaceous biennial or short-lived perennial from the parsley family, introduced to North America from Europe. It was first brought to North America...
Purple Loosestrife

Purple Loosestrife

Purple Loosestrife Lythrum salicaria  Home 9 Invaders 9 Category: Plants Background Purple loosestrife is a wetland plant native to Europe and Asia that was brought to North America the early 19thcentury. This highly invasive plant was likely...
Kudzu

Kudzu

Kudzu Pueraria montana  Home 9 Category: Invaders ( Page 2 ) Background Kudzu is a perennial climbing vine native to eastern Asia that was recently found in Leamington, Ontario. The plant was first brought to North America in 1876 to landscape a garden at...
Japanese Stiltgrass

Japanese Stiltgrass

Japanese Stiltgrass Microstegium vimineum  Home 9 Category: Invaders ( Page 2 ) Background Japanese stiltgrass is an annual grass native to temperate climates in southeastern Asia. It was first introduced to North America when it was used as packing...
Japanese Knotweed

Japanese Knotweed

Japanese Knotweed Fallopia japonica  Home 9 Category: Invaders ( Page 2 ) What is Ontario Doing? To prevent the further spread and introduction of this unwanted invader in the province, Ontario has regulated Japanese knotweed as restricted under...
Japanese Barberry

Japanese Barberry

Japanese Barberry Berberis thunbergii  Home 9 Category: Invaders ( Page 2 ) Background Japanese barberry is an invasive shrub that is native to Japan. In the 1870’s, seeds of the Japanese barberry were introduced to North America at the Arnold Arboretum...
Invasive Phragmites

Invasive Phragmites

Invasive Phragmites Phragmites australis  Home 9 Category: Invaders ( Page 2 ) What is Ontario Doing? To prevent the further spread and introduction of this unwanted invader in the province, Ontario has regulated invasive Phragmites as restricted under...
Invasive Honeysuckles

Invasive Honeysuckles

Invasive Honeysuckles Lonicera spp.  Home 9 Category: Invaders ( Page 2 ) Background Invasive honeysuckles are herbaceous shrubs native to Korea, Japan and China. In the late 1800’s amur honeysuckles were introduced to North America to the Dominion...
Invasive Ground Covers

Invasive Ground Covers

Invasive Ground Covers  Home 9 Category: Invaders ( Page 3 ) Background Common invasive ground covers (periwinkle, English ivy and goutweed) are found throughout various areas of North America. Native to Europe and Asia, these ground covers were...
Himalayan Balsam

Himalayan Balsam

Himalayan Balsam Impatiens glandulifera  Home 9 Category: Invaders ( Page 3 ) Background Himalayan balsam is an annual herb, native to the western Himalayas. In the early 1800s it was introduced to many parts of Europe, New Zealand and North America as a...