Category Archives: Weekly Nursery Landscape Report

IPM This Week – July 9, 2018

                 Fall webworm (Hyphantria cunea) are laying their eggs on foliage (Juglans, Prunus, Betula, Fraxinus) at this time (Photo: Charlotte Thomson, LO Nursery Scout).  They have multiple generations per year and most people … Continue reading

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Boxwood Leafminer Adults Starting to Fly

Boxwoods in the landscape not looking so good coming out of the winter?  Are you seeing a lot of yellow leaves? Can you see any yellow-green-brown spots?

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It’s June 1st Already!

 We’ve just entered one of the busiest times of year for IPM managers of outdoor ornamentals. Plants are lush and pests and diseases are hungry. Are you seeing discoloured, pimple-like spots on the foliage of pear trees?

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Leps are languishing…. time for biocontrol

                Seeing holes in leaves on deciduous trees?  This sugar maple was showing interveinal holes and closer inspection revealed fall cankerworm (Alsophila pometaria) larvae on the leaf undersides.  Larvae are pale green (although you’ll often … Continue reading

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Fall Cankerworm & Gypsy Moth Populations Looking Moderate-High in Some Areas

                Seeing holes in leaves on deciduous trees?  This sugar maple was showing interveinal holes and closer inspection revealed fall cankerworm (Alsophila pometaria) larvae on the leaf undersides.  Larvae are pale green (although you’ll often … Continue reading

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Welcoming The Victoria Day Long Weekend!

  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 […]

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Those Darling Buds of May- 2018

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