Introduced species:  Black Locust (Robinia pseudoacacia) Characteristics:  Black locust is a tree species native to the Appalachian Mountains and southern Midwest of the United States.  Adult trees may be 30 […]

Introduced species:  Garlic Mustard (Alliaria petiolata) Characteristics:  Garlic mustard is an herbaceous “biennial” (more on that in a minute) with a deep, white taproot.  The rosettes, formed in the first

Introduced species:  Bishop’s Goutweed (Aegopodium podagraria) Characteristics:  Bishop’s goutweed is a creeping garden cultivar, used as a low-maintenance ground cover in shady moist areas. A member of the carrot family,

Introduced species:  Yellow archangel (Lamiastrum galeobdolon) Characteristics:  Yellow archangel, or yellow Lamium, is a fast-growing, rhizomatous, trailing (sometimes upright) perennial ground cover.  Stems are square in cross-section, and are typically

Introduced species:  Gorse (Ulex europaeus) Characteristics:  Gorse is a spiny, dense evergreen shrub in the pea family, typically 2-3 meters (6-9 ft) tall.  Young branches are green, but turn brown