Photo of the Week
Cute little Pale Green Weevils (Polydrusus impressifrons) can be found crawling everywhere right now. Fear not, their feeding is of little consequence :)
Tag Archives: fall webworm
Watch Our For Hot Spots of Magnolia Scale
Magnolia scale females have given birth to live young, and these tiny, dark crawlers have started to venture out to feed on twigs in the landscape. Signs of magnolia scale include honeydew: sticky leaves and sticky residue on vehicles and … Continue reading
2020 – The Year of the MITES!
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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IPM in August
Lots of hairy caterpillars can be found feeding openly on foliage of nursery and landscape ornamentals this time of year. Above you will see Hickory tussock Moth (Lophocampa caryae, Family: Erebidae left photo) and the very common Virginian tiger … Continue reading
The Friday Report – July 26, 2019
Are you noticing webbed masses of yellow-brown, fuzzy larvae with dark heads feeding on leaves of deciduous trees and shrubs this summer?
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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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
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
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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IPM This Week August 17/17
Magnolia Scale has had another great year in the Ontario landscape. This means tons of honeydew, ants, wasps and other nuisance insects that plague our beloved magnolia trees.
Posted in IPM, Weekly Nursery Landscape Report
Tagged bugfinder, dave cheung, fall webworm, Integrated pest management, Jen Llewellyn, magnolia scale
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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Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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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
Posted in IPM, Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, Integrated pest management, IPM, Jen Llewellyn, magnolia scale
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