2014 English Holly Symposium

Meeting Agenda, Notes and Abstracts

• Meeting Agenda
• Abstracts
• Meeting Summary 

Presentations

• An invasion's progress: English holly (Ilex aquifolium) in a semi-natural Pacific Northwest forest. David Stokes, Elliott Church, David Cronkright, and Santiago Lopez, University of Washington, Bothell.
• Monitoring the invasion: English holly in Northwestern forests. Andrew Gray, PNW Research Station USDA Forest Service.
• An Examination of Stand Attributes and the Presence of English holly in a Pacific Northwest Forest, Grays Harbor County, Wash. Andrea Watts, University of Washington School of Environmental and Forest Sciences, Seattle.
• A spatially explicit model of the presence of English Holly (Ilex Aquifolium): Spatial relationships and implications for management. Santiago Lopez, PhD, David Stokes, PhD, University of Washington Bothell.
• Effects of English holly on native plant species in St. Edward State Park. Elliott D. Church, University of Washington, Bothell.
• How Washington nearly became the holly state: the story of holly in Seward Park. Al Smith, Friends of Seward Park and Washington Native Plant Society.
• Holly dominates forest understory at Lake Youngs Reserve. Sally Nickelson, Seattle Public Utilities Major Watersheds Invasive Species Program Manager.
• English holly on Mount Si, Middle Fork and Tiger Mountain. Mark Boyar, Mountains to Sound Greenway Trust, Lisa Nelson, Mountains to Sound Greenway Trust, and Sasha Shaw, King County Noxious Weed Control Program.
• Life and death of English holly in Seattle's forested parklands. Michael Yadrick, Green Seattle Partnership.
• English holly (Ilex aquifolium) herbicide treatment study. Nelson Salisbury, Ecologist, EarthCorps, Seattle WA.
  • EarthCorps Holly Research Project Final Report
  • EarthCorps Holly Research Project Executive Summary
• English holly (Ilex aquifolium) control and eradication. Ariel Williams and David Stokes, University of Washington, Bothell.

Related information

• Agriculture in King County, Washington
• Northwest yard and garden
• Animals, plants and habitat

Related agencies

• Dept. of Natural Resources and Parks
• Water and Land Resources Division

Program offices are located at 201 S. Jackson St., Suite 600, Seattle, WA 98104. To contact staff, see the Noxious Weed Control Program Directory, send an email, or call 206-477-WEED (206-477-9333).