Carried by 0 nurseries
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Polygonum majus is a North American species of flowering plant in the buckwheat family known by the common name Wiry knotweed. It grows in the western United States and western Canada, from British Columbia south as far as the Sierra Nevada of northwestern Inyo County in California, east as far as Montana. Polygonum majus is an herb up to 60 cm (2 feet) tall. Stems are thin and wiry. Flowers are white or pink
Annual herb
6 - 24 in Tall
Pink, White
Butterflies and moths supported
0 confirmed and 17 likely
White Triangle Tortrix
Clepsis persicana
Streaked Coleophora Moth
Coleophora cratipennella
Morning-glory Plume Moth
Emmelina monodactyla
Tessellate Dart
Euxoa tessellata