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Results matching Invasive plants
Invasive plants are non-native species that aggressively crowd out other vegetation. This website designates invasive plants based on their behavior in Pennsylvania and the northeastern United States. More information on invasive plants...
Day Lily
Day Lily (Hemerocallis fulva)
Family: Liliaceae (Lily) · Invasive
Location: Montour Trail
Date: 6/29/2002
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Canada Thistle
Canada Thistle (Cirsium arvense)
Family: Asteraceae (Sunflower) · Invasive
Location: Youghiogheny River Trail
Date: 6/30/2002
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Periwinkle
Periwinkle (Vinca minor)
Other Common Names: Myrtle
Family: Apocynaceae (Dogbane) · Invasive
Location: Youghiogheny River Trail
Date: 4/12/2003
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Garlic Mustard
Garlic Mustard (Alliaria petiolata)
Family: Brassicaceae (Mustard) · Invasive
Location: Montour Trail
Date: 4/27/2003
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Morrows Honeysuckle
Morrows Honeysuckle (Lonicera morrowi)
Family: Caprifoliaceae (Honeysuckle) · Invasive
Location: Montour Trail
Date: 5/3/2003
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Dame's Rocket
Dame's Rocket (Hesperis matronalis)
Family: Brassicaceae (Mustard) · Invasive
Location: Allegheny River Trail
Date: 5/17/2003
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