Category Archives: Weekly Nursery Landscape Report

Did You Manage to Manage Beech Scale This Fall?

  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 produce to protect their eggs.  Advertisements

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You Must Remember This?

Now is the time for dormant oil applications to smother overwintering pear leaf blister mites Continue reading

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The Snail that Broke the Grower’s Back

                        There was quite a lot of dieback on woody shrubs and trees this spring and summer, some of it is still just showing up. Vertical cracks in juvenile … Continue reading

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IPM in early August

This beautiful, fat four-horned Sphinx moth larva  (Order: Lepidoptera; Family: Sphingidae; Species: Ceratomia amyntor) was found chewing on elm leaves by OMAFRA Field Tech Student Kaitlin Creighton and LO Nursery Scout Charlotte Thomson.  Knowing their supervisor’s sense of humour, Kait … Continue reading

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The Tuesday Report – July 24, 2018

                     Are you seeing black marginal necrosis on the newest growth of Pear (Pyrus) trees?  We saw the same phenomenon back in 2016 and after several attempts at culturing pathogens failed, … Continue reading

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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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