Noxious Weeds
"Non-native: Amur honeysuckle”
Labeled as invasive in the United States, and endangered in Japan, this plant was used ornamentally.
Japanese Beetle damage on Elm
"Non-native: Japanese Stiltgrass"
An invasive plant in the United States, native to China
Japanese Beetle damage on Elm
"Non-native: Queen Anne's Lace"
An invasive plant in the United States, native to Europe; slightly toxic, used medicinally for its diuretic properties
“Non-natives: Ground Ivy”
Highly invasive in the United States, this herb was used to make ale, as a ground cover, medicinally, and to make cheese, but is toxic to cattle and horses.
"Non-native: Asiatic Dayflower”
Labeled as a noxious weed in the United States, this plant was used medicinally in China, as a blue pigment in Japan, and has been found to be a natural bioaccumulator of heavy-metals in polluted soil.
"Non-native: Queen Anne's Lace"
An invasive plant in the United States, native to Europe; slightly toxic, used medicinally for its diuretic properties
"Non-native: Asiatic Dayflower”
Labeled as a noxious weed in the United States, this plant was used medicinally in China, as a blue pigment in Japan, and has been found to be a natural bioaccumulator of heavy-metals in polluted soil.
"Non-native: Japanese honeysuckle”
Labeled as invasive in the United States, this plant was used ornamentally.
“Non-native: Lady’s Thumb” also known as “Jesusplant” (Nonnative; Used as a medicine, an insect repellent, and a yellow dye)
“Non-native: Lady’s Thumb” also known as “Jesusplant” (Nonnative; Used as a medicine, an insect repellent, and a yellow dye)
"Non-native: Japanese Stiltgrass"
An invasive plant in the United States, native to China
"Non-native: Japanese Stiltgrass"
An invasive plant in the United States, native to China
"Non-native: Japanese Stiltgrass"
An invasive plant in the United States, native to China
"Non-native: Multiflora Rose?”
"Non-native: Wintercreeper”
Labeled as an invasive weed in the United States, this fast growing vining plant outcompetes local flowering plant ecosystems, impacting their symbiotic relationships with butterflies, and therefore their populations. It is sold commercially as ground cover.