Professional IPM Field Tour for Trees in SW Ontario (Strathroy, June 20)

DSC_0123JenMonitorMitesFagSylWinterArboriculture & Landscape Pro’s:  this workshop is for  you:     Continue reading

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Does It Seem Like All We Do Is Work?

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Android BugFinder Now Available!

Screenshot_20170607-162704 Oh yes, Oh yes it’s finally here! The Android version of BugFinder and let me tell you….. it rocks! Continue reading

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The Friday Report, June 2

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Boxwood Leafminer Adults Abound!

BoxLeafMinerDamageApril

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? Continue reading

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Rough Winds Do Shake the Darling Buds of May

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WindTatteringTilia                                            We are seeing wind tattering damage on tender new foliage of trees and shrubs. Ontario springs are often characterized as windy with extreme temperature shifts leading to low temperature injury and wind damage. High winds in the Barrie area last week caused Continue reading

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Leps are languishing…. time for biocontrol

FallCankerwormLarvaSugMapleJLA_bb crop                Seeing holes in leaves on deciduous trees?  This majestic 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 see darker races too) and blend in with newly emerged foliage.  They are about 8-12 mm long right now but can they eat! Oye.  Continue reading

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