Category Archives: Arboriculture

Box Tree Moth Larvae Are Starting to Feed in Toronto

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They’re BACK! Gypsy moth are hatching!

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Those Precocious Blooms of April!

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

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April Showers and April IPM Opportunities

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

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2021 Will Be Remembered as “The Year of the Gypsy Moth”

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Temporary Mild Weather Spell Supports Fall Dormant Oil App’s

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

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Treat the 2nd Generation BTM Larvae in Toronto NOW

Now is the time to detect and treat for actively feeding box tree moth larvae in Toronto Continue reading

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NOW IS THE TIME to Treat for Box Tree Moth Larvae in Toronto

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BANNER Year For Gypsy Moth Larvae!

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.

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The Monday Report: May 25, 2020

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.

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