Tag Archives: IPM

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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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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The Tuesday Report – July 25

Click HERE for the AUDIO version of this blog post.                         Um what happened to our crabapple trees?  You know what happened, all that rain during leaf emergence made … Continue reading

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Magnolia Scale, the plague of the landscape

Magnolia Scale is just rampant this year again.  And to make matters worse, there seems to be two developmental groups of them, a smaller subset about 3 weeks behind the older ones (see photo above).  This means a second set of … Continue reading

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The Thursday Report – July 21

Environment Canada is calling for very hot and humid weather to continue into this weekend and early next week.  There is a 40-50% chance of precipitation in southern Ontario for tomorrow, with a greater chance of showers on Monday.  The UV index is … Continue reading

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July 6 – IPM in the Nursery and Landscape

Hot, dry conditions continue for much of southern Ontario.  Environment Canada says we’ve had one of the driest Junes on record, since 1991.  This has put a lot of stress on plants and water resources.  Newly planted nursery stock and landscape plants should be … Continue reading

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August 10, the Monday Report

Magnolia Scale is just NASTY this year. CRAWLERS have hatched but are still hiding underneath the female scales.  Pick off scales to reveal dark grey eggs and crawlers (eggs with legs) underneath.  The crawlers will hatch and gradually emerge out from … Continue reading

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