To maintain a high level of technical expertise and stay current with new scientific developments,
we attend and participate in many national and international meetings and conferences
2017
Michigan Turfgrass Conference (East Lansing, MI) (report)
Organized by the Michigan Turgrass Foundation
2016
Plug and Cutting Conference (Carlsbad, CA) (report)
Organized by American Horticulture
2014
Air Pots in Europe (Edinburgh, Scotland) (report)
Organized by Caledonian Tree Co. Ltd.
American Society of Consulting Arborists (ASCA) Annual Conference (Palm Springs, CA) (report)
BC Nursery Grower Short course (Abbotsford BC) (report)
Organized by Lower Mainland Horticulture Improvement Association and Pacific Agriculture Show
2012
1st World Congress on Biostimulants (Strasbourg, France) (report)
Organized by New Ag International
Tree Management on Development Sites (West Vancouver, BC) (report)
Tree Risk Assessment and Biomechanics Symposium (Lisle, IL) (report)
Organized by the Morton Arboretum
ISA Annual Conference (Portland OR) (report)
Organized by the International Society of Arboriculture
Greenhouse Short Course (Columbis OH) (report)
Organized by the Ohio Florist Association
2011
Urban Foresters Symposium (Vancouver BC) (report)
Organized by the CanWest Show (www.canwesthortshow.com)
Plug and Cutting Conference (San Jose CA) (report)
Organized by the Ohio Florist Association.
OFA Short Course (Columbus OH) (report)
Organized by the Ohio Florist Association.
This organization has since joined with the American Nursery Landscape Association to become “AmericanHort” (www.americanhort.org)
Sustainable Landscaping (Kelowna BC) (short report or longer report)
Organized by the Okanagan Xeriscape Association (okanaganxeriscape.org)
Emerald Ash Borer Forum (Edmonton, AB) (report)
Organized by the Canadian Food Inspection Agency (CFIA).
Quebec Nursery Short course (Drummondville QC) (report)
Organized by IQDHO
2010
Managing Water and Nutrients Workshop (Vineland ON) (report)
Organized by the Ontario Ministry of Agriculture, Food and Rural Affairs (OMFRA)
Fruit Trees for the Prairies (Edmonton AB) (report)
Organized by Landscape Alberta Nursery and Alberta Greenhouse Growers
(www.greenindustryshow.com/index.php)
Pruning Trees (Saskatoon SK) (report)
Organized by the Prairie chapter of the International Society of Arboriculture (www.isaprairie.com/)
Veteran Tree Management (Tacoma OR) (report)
Organized by the Pacific NorthWest chapter of the International Society of Arboriculture (pnwisa.org)
Perennial Plant Symposium (Portland OR) (report)
Organized by the Organized by the Perennial Plant Association (www.perennialplant.org)
Seed to City (Silverton OR) (report)
The annual Oregon Urban & Community Forestry Conference
(oregoncommunitytrees.blogspot.com/2009/12/save-date-oregon-urban-forestry.html)
Up By Roots (Kelowna BC) (report)
Organized by our company for the Pacific NorthWest chapter of the International Society of Arboriculture (pnwisa.org)
Wildlife Tree Management (Kelowna BC) (report)
Organized by EnviroMatters
Lawn Care Under the Ontario Pesticide Ban (Toronto ON) (report)
Organized by Landscape Ontario (www.locongress.com)
An article on this topic was published in HortWest September 2010 (copy of article)
2009
Canadian Greenhouse Conference 2009 (Toronto ON) (report)
About this conference, view the webpage www.canadiangreenhouseconference.com.
ISA Pacific NorthWest (Kelowna BC)
Organized by the regional chapter of International Society of Arboriculture (pnwisa.org/classes-events)
Plant Pathology Fieldmen Day (Kelowna BC) (report)
Organized by the Okanagan Packinghouse Fieldmen’s Group
Nursery Extension and Research Field Day (Aurora OR) (report)
Organized by the North Willamette Research and Extension Center of Oregon State University.
Sustainable Landscape Practices (Portland OR) (report)
Organized by the Oregon Association of Nurseries (www.farwestshow.com/)
Optimization of Sprayers, Energy Conservation in Greenhouses (Portland OR) (report)
Organized by the Oregon Association of Nurseries (www.farwestshow.com/)
Noxious Weeds, Invasive Plant Field Day (Princeton BC) (report)
Organized by South Okanagan Similkameen Invasive Plant Society (SOSIPS) (now found at www.oasiss.ca)
“Up By Roots” with James Urban (Oregon City OR) (report)
Organized by International Society of Arboriculture and the American Society of Landscape architects (www.isa-arbor.com/events/workshopsandsymposia/upbyroots.aspx)
Slug and Snail Management Workshop (Portland OR) (report)
Held at the end of the “6th International IPM Symposium” held in Portland, Oregon in March 2009 (ipmsymposium.org/2018/)
2008
The Landscape Below Ground III (Lisle, Illinois) (report)
Organized by the International Society of Arboriculture and the Morton Arboretum
Greenhouse Sustainability Conference (Frisco, Texas) (report)
Organized by Ball Publishing and the Ohio Florist Association
Plug And Cutting Conference 2008 (Orlando, Florida) (report)
Organized by Ball Publishing and the Ohio Florist Association
CanWest Horticulture Show (Vancouver BC) (report)
Organized by BC Landscape Nursery Association (www.canwesthortshow.com)
Annual Meeting of the Entomological Society of Alberta (Edmonton AB) (report)
Organized by the Entomological society of Alberta (www.entsocalberta.ca/meet2008.htm)
FarWest Trade Show and Seminars: Greenhouse report (Portland OR) (report)
Organized by the Oregon Association of Nurseries (www.farwestshow.com/)
Trunk Cracks from Herbicide Spraying (Portland OR) (report)
Organized by the Oregon Association of Nurseries (www.farwestshow.com/)
International Weed Science Congress (Vancouver BC) (report)
Organized by The International Weed Science Society (www.wssa.net/Meetings/IWSC/)
IOBC Greenhouse Biocontrol (Sint Michielsgestel, The Netherlands) (report)
Organized by the International Organization on BioControl (www.iobc-global.org/about_iobc.html)
2007
Greenhouse Bedding Plant Production (Edmonton AB) (report)
Organized by Landscape Alberta Nursery and Alberta Greenhouse Growers (www.greenindustryshow.com/index.php)
Preserving our Past and Looking to the Future, ISA-Prairie Annual Conference (Calgary AB) (report)
Organized by the Prairie chapter of the International Society of Arboriculture (www.isaprairie.com/)
Reducing Tree and Infrastructure Conflicts (Corvalis OR) (report)
Organized by the Pacific NorthWest chapter of the International Society of Arboriculture (pnwisa.org/annual-conference.html)
Sustainable Gardening (Portland OR) (report)
Organized by the Oregon Association of Nurseries (www.farwestshow.com/)
Nursery Irrigation (Portland OR) (report)
Organized by the Oregon Association of Nurseries (www.farwestshow.com/)
11th International Workshop on Fire Blight (Portland OR) (report)
Organized by the International Society of Horticultural Science (oregonstate.edu/conferences/fireblight2007/)
DMI Fungicides and Vineyards (San Diego CA) (report)
Organized by the American Phytopathological Society and the Society of Nematologist (www.apsnet.org/meetings/meetingarchives/Documents/2007APSProgramBook.pdf)
Beneficial Fungi and their Use in Biocontrol (Langley BC) (report)
Organized by the Kwantlen University College (www.kwantlen.ca/ish/events.html)
2005
Ball International Plug & Cutting Conference (Detroit, Michigan)
Organized by Ball Publishing.
Weed control in container nursery production (Portland, OR)
Organized by the FarWest Seminars
2004
Annual Conference of ISA-PNW (Coeur d’Alene, Idaho) (report)
Organized by the Pacific NorthWest chapter of the International Society of Arboriculture (pnwisa.org/).
Structural Pruning for Young Trees (Portland OR) (report)
Presentation by Dr. Larry Costello at the FarWest Trade Show and Seminars (www.farwestshow.com/).
Tree selection in Cities (FarWest Trade Show and Conference, Portland OR) (report)
Presentation by Dr. Larry Costello to identify 6 areas where proper tree selection can impact future maintenance budgets.
Compost tea Conference, Portland (Portland OR) (report)
Organized by the magazine “Biocycle“
Compost Tea Conference, Seattle (Seattle WA) (report)
Organized by the International Compost Tea Council.
2003
Annual Conference of ISA-Prairie Chapter (Medicine Hat AB)
Organized by the Prairie chapter of the International Society of Arboriculture (www.isaprairie.com/)
Hazard Tree Decision Making Process (SunRiver OR)
Organized by the International Society of Arboriculture, Pacific NorthWest chapter.
Extension Meeting on Cherry Fruit Fly Research (Kelowna BC)
Organized by the Okanagan – Kootenay Cherry Growers Association
Annual Ontario Nursery Short Course (Hamilton ON)
Organized by the Landscape Ontario Growers’ Group.
Compost Tea Workshop (Kirkland, WA)
Organized by the International Compost Tea Council
1995 to 2002
Weed conference (2002 in Yakima, WA)
Organized by the Washington State Weed Association
Management of Liverwort (Marchantia) (2001 in Portland, OR)
Presentation at the Ornamentals Northwest Seminars (now the FarWest Seminars)
Integrated Waste Management (1998 in Olds, AB)
A conference on composting organized by the Canadian Compost Council and Olds College
Sustainable Tree Care Conference (1997 in Los Angeles, CA)
Organized by McCullough’s Tree Care Inc., the Western Chapter of the ISA, the Southern California Horticulture Society, the California Urban Forests Council, and others
Dr. Alex Shigo (1995 in Vancouver, BC)
Organized by his company and sponsored by the City of Vancouver
National Conference on Pesticide Application Technology (1995 in (Guelph, ON)
Organized by the Ontario Ministry of Agriculture and the Canadian Agri-Food Research Council
