Pat Kerr
Tree trust
A unique new carbon off-set venture launched by the Elora Environment Centre in Ontario Read more
Amalgamation: Not All Bad
U of T folds venerable Faculty of Forestry into Faculty of Landscape Architecture Read more
Seed banking not an option for one third of endangered plants
Researchers at the Royal Botanic Gardens, Kew, found 36 per cent of critically endangered species produce recalcitrant seeds. Read more
When is it an epidemic?
Diversity can help prevent a tree disease or infestation from becoming an epidemic. Read more
Pest Predictions for 2019
Box tree moths, boxwood web worms, fruit flies, and the emerald ash borer are pests that are expected this year. Read more
Biodiversity declines at edge of forest fragments
The best of Canada’s urban places are forest fragments because most of us have chosen to live in what was forest because we share a common need, water. Read more
Genetic differences leave some trees untouched by Mountain Pine beetle
The University of Montana has given us another reason to question the benefits of mass clonal propagation and the resulting loss of genetics. Read more
Spotted lanternfly not yet out of control
Eradication of the pest native to the far east is still possible Read more
jamesvancouver Getty Images/iStockphoto
Vancouver celebrates 100,000 trees
Planting is part of effort to become world’s “greenest” city Read more
Chestunt gall wasp arrives in Canada
In a very short time one or very few female chestnut gall wasps can give rise to genetically homogeneous populations Read more
Natural regeneration versus tree planting
University of Maryland Baltimore County released a report suggesting that recent studies on forest regeneration techniques are flawed Read more
A strong love for trees
Tree Service Canada columnist, Pat Kerr, published two books this winter – one for children. The books challenge tree owners and youngsters to join the movement to healthier cities by looking after our trees. Read more