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Tag Archives: Jen Llewellyn
The Thursday Report
It’s usually somewhere around this time of early summer that we have a chance to take a breath. Its been another intense, extreme weathered spring and YOU deserve some time off for good behavior. For me, that’s spending time in … Continue reading
Posted in IPM, Weekly Nursery Landscape Report
Tagged ipm in the nursery, jason deveau, Jen Llewellyn
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Upcoming IPM Educational Events
Arboriculture and Landscape Professionals: ISA Ontario Workshop: “IPM in the Woody Landscape”. 1) Thursday, July 2 at the University of … Continue reading
Posted in Educational Opportunities
Tagged christoph kessel, isa ontario workshop, Jen Llewellyn, sean fox
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A Few Pests Out There
The rain has stopped for now, but a chance of showers are still in the forecast for much of southern Ontario. Even if its not raining, a few minutes of working outside and it will feel like it is :0 … Continue reading
Posted in IPM, Nursery Production, Uncategorized
Tagged ipm in the nursery, Jen Llewellyn
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Sudden Dieback on Twigs?
Horticulturalists are reporting sudden leaf and twig dieback on several different species of deciduous trees across southern Ontairo.
Leaf Galls – Friend or Foe?
This time of year we get to see a lot of interesting leaf galls. A general rule of thumb is that if they are on leaf or petiole tissue, they are likely not significantly damaging to tree health. Above is an … Continue reading
June 8 – Do You Know Where Your Bugs Are?
It’s official, climatologists are calling for a cooler summer with above average precipitation for the Great Lakes Region, that means us. Weather phenomena are conspiring to make this a wetter and potentially cooler season for us. This means exceptional transplant … Continue reading
Posted in Diseases, Insects, IPM, Nursery Production, Weekly Nursery Landscape Report
Tagged bagworm, Jen Llewellyn, peachtree borer
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Potato Leafhoppers are Feeding on Shade Trees
ADULT Potato leafhoppers are feeding on deciduous shade trees in the nursery. Young nursery stock is more susceptible to injury and damaged trees can be more at risk of winter dieback. ADULT potato leafhoppers overwinter in the southern states, gradually migrate … Continue reading
Posted in Insects, IPM, Nursery Production
Tagged Jen Llewellyn, pests of shade trees in the nursery, potato leafhopper
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Spruce Sawfly is Doing It’s Thing
Take a quick scan of the new growth on spruce, especially Colorado spruce (Picea pungens). Look for straw-like needles that are withering….and the disappearance of needles all together. This is very typical damage of Yellow Headed Spruce Sawfly (Pikonema alaskensis).
Posted in Arboriculture, Insects, IPM
Tagged gypsy moth, Jen Llewellyn, spruce sawfly, yellow headed spruce sawfly
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The Friday Report
Holy Cow its dry out there, lawns look like they are starting to go dormant. Newly planted trees and shrubs are really starting to suffer. I’ve got American goldfinches trying to drink from my Hummingbird feeder. And my colleague said … Continue reading
Up and Down in Southern Ontario
It’s our favorite time of year, the temperatures are up and down like a yo-yo, the UV index is extremely high, the black flies are still biting (me at least) and a new batch of mosquitoes has just hatched (and … Continue reading
