Associations
Ontario Horticultural Association
Ontario Horticultural Association - District 2
Greater Toronto Water Garden & Horticultural Society
International Water Lily and Water Gardening Society
Canadensis Botanical Garden Society
Ottawa Valley Aquarium Society
Master Gardeners of Ottawa-Carleton - Telephone helpline: 613-236-0034, Wednesdays and Thursdays (1 to 3 p.m.), all year, email helpline: mgoc_helpline@yahoo.ca monitored daily.