Gardening
Toronto Botanical Garden - http://www.torontobotanicalgarden.ca/
Connects people, plants and the natural world through education, inspiration and leadership.
Useful Wild Plants (UWP) - http://www.usefulwildplants.org/
Aims to complete and publish a comprehensive 12-volume encyclopedia that describes over 4,000 Texas plants, discusses in detail their past, present, and future value, and provides color photographs and distribution maps for each species.