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Category Archives: Arboriculture
outher Norway maple (Acer platanoides and its cultivars) are just starting to bloom in the GTA, making this one of the earliest blooms for trees since 2012! Continue reading
Unusually warm weather has hastened the flowering of many trees, shrubs and bulbs! Although we have more seasonable daytime high’s in the forecast for the next week, night time low’s will be above 0C in southern Ontario. Silver maples may … Continue reading
Now that trees have dropped their leaves and the weather has turned mild for a bit, hort professionals have a short bonus shot at managing overwintering plant pests! The full, dormant rate of horticultural oil is excellent for smothering juvenile … Continue reading
Now is the time to detect and treat for actively feeding box tree moth larvae in Toronto Continue reading
First instar Gypsy moth (Lymantria dispar) larvae have hatched and are dispersing! Larvae produce silken threads and take a ride in the wind in hopes of landing on other delicious botanical hosts.
We can still see the remains of low temperature injury from a couple of weeks ago. Not to worry, the next set of leaves will cover up the desiccated leaves and stems.