Category Archives: Invasive Plants

Invasive Plant Factsheet: Sweet Autumn Clematis (Clematis terniflora)

2020 Invasive Plant Factsheet: Sweet Autumn Clematis (Clematis terniflora)
It produces tremendous amounts of seed, allowing it to escape from cultivation into fencerows and roadsides where It forms a dense tangle that can smother native vegetation. It is reported as invasive in the eastern half of the U. S., in Arlington and Alexandria, and in nearby national parks. Continue reading

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Invasive Plant Factsheet: Fountain Grass (Pennisetum alopecuroides)

2020 Invasive Plant Factsheet: Fountain Grass (Pennisetum alopecuroides)
Due to its high numbers of wind-blown seeds, it is escaping cultivation and becoming a weed problem in natural areas. It is identified as an emerging threat in the Mid-Atlantic Region and is listed as an invasive species in Alexandria and Arlington, Virginia. Continue reading

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Invasive Plant Factsheet: Norway Maple (Acer platanoides)

2020 Invasive Plant Factsheet: Norway Maple (Acer platanoides) 
Extensively planted in urban areas and still widely sold in nurseries, it has become invasive along the east coast as far south as Tennessee and North Carolina and also in the Pacific Northwest. Continue reading

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Invasive Plant Factsheet: Porcelainberry (Ampelopsis brevipendiculata)

2020 Invasive Plant Factsheet: Porcelainberry (Ampelopsis brevipendiculata)
It is reported as invasive throughout the Mid-Atlantic region and is prolific in natural areas in Arlington. Continue reading

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