External Links

Grounds Maintenance Resources

SPECIAL REPORTS
Plant Growth Regulators
Tent Caterpillars
Plants for Soil Erosion Control
Aphids (UC Davis )
Moss (OSU)
Hemlock Wooley Adelgid
Armillaria Root Rot
Butterfly Bush Problems (OSU)
Madronna Diseases
Bed Bug Trap
Environmental Benefits of Healthy Lawns (u of Minn)
Carpenter Ants (WSU)
Sudden Oak Death (u/wisc 2019)
Sudden Oak Death u/ca (2010) pdf
cottony camelia scale (sooty mold)

RESEARCH LINKS
univ. of maryland extension resource
pacific northwest handbook (oregon state u.)
botannical society of america
UW Center for Urban Horticulture
Wa. State Pest Management Resource
Wa. State Dept. of Ecology
IPM Resource (UC Davis)

Plant Databases
WSU PNW plant database
Lady Bird Johnson Wildflower Center
Garden.org

Plant Catalogues
Parkseed.com

Arboreal Links
WSU factsheet Assessing Tree Health
USDA Hazardous Tree Evaluation Guide
Tree ID (arborday.org)
Ntl Arborists Assoc.
Plant Amnesty

Integrated Pest Management
What is IPM? (Bio-Integral Resource Center )
Washington Toxics Coalition
Radcliffe's IPM World Textbook
Neem Tree (Village Volunteers)

Vinegar (UMaryland)

MAGAZINES
Fine Gardening Magazine
Landscape Management
Lawn and Landscape