Polygonum engelmannii
PlantsFamily: Polygonaceae · Genus: Polygonum
About
Polygonum engelmannii, common name Engelmann's knotweed, is a North American species of plants in the buckwheat family. It is native to western Canada and the western United States, usually at high elevations in the mountains. It has been found in Alberta, British Columbia, Idaho, Montana, Wyoming, Nevada, Utah, and Colorado.
Summary from Wikipedia
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Growing details and traits for Polygonum engelmannii in the Library.
No cultivars in the Library yet — the full profile above covers the species itself.