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Category Archives: Arboriculture
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.
What a treat! Several of our sugar maples are blooming this year all over southern Ontario, from Barrie to Niagara, these native beauties are gracing our landscapes with blooms. Its been 5 years since sugar maples were blooming like this. The cooler weather continues! Climatologists are predicting that our daytime temperatures will stay moderate until about the […]
There may still be snow in the bush north of Barrie but at long last, its been mild enough to support bloom on several early flowering plants. Sunday afternoon was heavenly…for a few hours. It looks like some milder weather … Continue reading
Introduced Beech scale (Cryptococcus fagisugae) is easier to see this time of year on our native American beech (Fagus grandifolia). That’s because of the white waxy coverings the females produced to protect their eggs in late summer.
Several Landscape Professionals are reporting significant canopy dieback in maple trees this year.
Looking for a fun, educational workshop to brush up on your woody landscape plant health knowledge and skills? Looking to network with other professionals? Have I got the workshop for you! OMAFRA-ISAO Course: “IPM and Site Condition Assessment For Woody … Continue reading