Invasive Plants

Border Privet (Ligustrum obtusifolium)

Arriving in the United States in the 19th century, it quickly spread due to its use as hedging on private…

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Porcelain Berry (Ampelopsis brevipedunculata)

Very abundant along the coast of MA currently, Porcelain Berry’s origins are in eastern Asia. Despite its invasive status it…

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Japanese Barberry (Berberis thunbergii)

Introduced to the United States in the late 19th century from Japan as an ornamental shrub, Japanese Barberry quickly spread…

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Cypress Spurge (Euphorbia cyparissias)

Cypress spurge (also referred to as leafy spurge) is native to Europe, and was introduced to the US in the…

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Japanese “Vine” Honeysuckle (Lonicera japonica)

Its name reveals its Japanese origin, but it also is known to grow naturally in the Koreas. It was likely…

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Asiatic Bittersweet (Celastrus orbiculatus)

As the name suggests, this plant is native to East Asia.  It is thought that it was brought to America…

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