Tag Archives: onnurserycrops

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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Be On The Lookout For This Fulgorid Beast, The Spotted Lanternfly

Here’s a pest you may have heard about, the Spotted Lanternfly (Lycorma delicatula).  It is not a fly, but a planthopper. In the Order Hemiptera, Family Fulgoridae.  It is actually a much stronger hopper than it is a flyer.  Found recently … 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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Are You Seeing Nutritional Deficiency Symptoms on Woody Plants?

                    Do you ever see chlorotic or stunted leaves and wonder if it could be a particular nutrient deficiency?  Soil nutrient testing can be a good tool to assess levels of … Continue reading

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Time To Prune Boxwood and Eastern White Cedar

              Remember all those yellow spots on boxwood leaves we had this spring?  These were the feeding sites of the overwintering larvae of boxwood leafminer (Monarthropalpus buxi, M. flavus).

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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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The Beetles Are Back Again

                 Japanese Beetle (Popillia japonica) adults are starting to take flight in southern Ontario!

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