Japanese hops
(Humulus japonicus)
General description:
Climbing annual, herbaceous vine that grows up to 8’. Downward pointing, rough hairs on stems and leaves aid in twining clockwise on nearby vegetation. Stems are light green to reddish in color.
Ecological threat:
- Invades floodplains, stream banks and lakeshores, where seeds can disperse via water
- Aggressive vine climbs over vegetation and trees.
- When working with this plant, blisters and dermatitis can occur.
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