Oriental Clematis - A moderately vigorous, climbing shrub that forms a mass of stems and grows upwards of 27 feet long.
Leaves: Opposite on stems, pinnately compound with 5-7 leaflets.
Flowers: Flowers bloom from June-December. Can be single flowers or flower clusters. Generally, they have 4 yellow/green sepals that look like petals.
Habitat: Found in gullies, riverbanks, streambanks, roadsides, open woods, steep hillsides, and irrigation canals.
Weed Classification: A
Why is it a Noxious Weed?
Can establish in a variety of habitats and forms dense infestations which can kill small plants and trees. Can be extremely difficult to control, once established.
Clematis can be found in a neighboring county to Lewis County. If you think you have found an infestation of Clematis please let us know.
WA State Noxious Weed Control Board