Grindelia integrifolia (Willamette Valley Gumweed)


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Plant Description: Willamette Valley Gumweed (also called Puget Sound Gumweed) has bright yellow blooms that flower in late summer. This plant is a valuable resource for native butterflies, bees, and other beneficial insects, providing late season nectar. It is well adapted to most soil types and is drought tolerant once established

  • Height: 3 feet
  • Width: 1-2 feet
  • Watering needs: moist to dry
  • Sun needs: full sun to part shade
  • Soil needs: most soil types
  • Portland Plant List (Backyard Habitat Certification): No

Landscape Use and Ecological Function: Found in the Portland area up through British Columbia, this plant is typical in meadowscapes. This plant supports many beneficial insects including native bees, butterflies, flies, and wasps. It is particularly beneficial as a late season bloom when nectar and pollen sources may be more scarce. 

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