gumweed, Willamette Valley (Grindelia integrifolia)
gumweed, Willamette Valley (Grindelia integrifolia)
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gumweed, Willamette Valley (Grindelia integrifolia)

Regular price
$500.00
Sale price
$500.00
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Description Willamette Valley gumweed (gumplant, Puget Sound gumweed) grows in wet meadows and fresh and salt marshlands. The name comes from a gummy, tar-scented exudent on the leaves. Gumweed is an important late-season source of pollen and nectar for native butterflies and bees. Established plants readily self-sow.
Plant Type Perennial.
Flower Color Yellow.
Bloom Period June-November.
Height at Maturity 8-40"
Plant Spacing 12-18"
Light Requirements Full sun to light shade.
Moisture Needs Moist soil, adapted to late summer drought.
Soil Type

Tolerates poor, sand to clayey and saline soils.