Asian long-horned beetle eradicated from Canada
Eradication of the asian long-horned beetle Since the original posting of this article the CFIA has again found the Asian...
Birch leafminer treatment now available in Ontario
Toronto arborists provides birch leafminer treatment Birch leafminer, a type of sawfly which originated in Europe and attacks all types...
Preparing your trees for winter
Properly prepare for the cold months with winter tree pruning With winter once again approaching it is time to consider...
Watering trees
Key points for watering trees Watering is perhaps the best service you can provide your trees. Drought is one of...
Info Bulletin: Eastern Tent Caterpillar
A caterpillar that defoliates trees. Large numbers of this insect occur at intervals of approximately 10 years.
Tree planting and replacement
Tree planting and replacement tips Ontree’s tree planting service has become popular with homeowners because we will do what most...
When to prune
Best time for tree pruning There are several prevalent myths and beliefs concerning the proper time trees should be pruned....
Info Bulletin: Diplodia Tip Blight
Diplodia is one of the most common and serious diseases of Austrian pines. It is caused by a fungus which becomes a destructive pathogen when its host is weakened by external factors. This disease also attacks other two and three needled pines such as mugo, Scots, and red pines.
Info Bulletin: Apple Scab
A foliar disease that causes loss of leaves, reduction in fruit yield, and inedible fruit. Common in most types of apple trees, especially common in crab apple trees.
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