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School of Integrative Plant Science
Horticulture Section
Turfgrass and Landscape Weed ID
Turfgrass and Landscape Weed ID
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Weed ID
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Rhamnus cathartica - leaves
Common buckthorn
Rhamnus cathartica
Phytolacca americana
Common pokeweed
Phytolacca americana
Frangula alnus
Glossy buckthorn
Frangula alnus
Conyza canadensis
Horseweed
Conyza canadensis
Polygonum cuspidatum
Japanese knotweed
Polygonum cuspidatum
Polygonum persicaria
Ladysthumb
Polygonum persicaria
Vicia spp.
Vetch
Vicia spp.
Oxalis stricta - flower, leaves
Yellow woodsorrel
Oxalis stricta
