Photo of the Week
Be on the lookout for the second generation of Euonymus scale crawlers! The second generation emerges about 6 weeks after the first, putting them in mid-late July this year.
Author Archives: Jen Llewellyn
Start Treating for the 2nd Generation of BTM Larvae in Toronto
Now is the time to detect and treat for actively feeding box tree moth larvae in Toronto Continue reading
The Friyay Report – July 8th, 2021
One of the most filthiest scale insect pests known to horticulturalists, the Euonymus scale (Unaspis euonymi) is a tiny little armored scale that covets evergreen Euonymus fortunei in the garden or landscape. Adult females have a dark cover that is wider at the posterior end, sea-shell in appearance with white margins. The smaller males have […]
Posted in Insects, IPM, landscape, Nursery Production
Tagged bugfinder, dave cheung, Jen Llewellyn, onnurserycrops
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You Are Ontario’s Early Warning System: Spotted Lanternfly NYMPHS!
Here’s a pest you have been hearing about more and more, 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 … Continue reading
Posted in Insects
Tagged invasive species of trees, Jen Llewellyn, Lycorma delicatula, omafra, onnurserycrops, spotted lanternfly
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Japanese Beetles Have Started To Emerge
Japanese Beetle (Popillia japonica) adults are starting to take flight in southern Ontario!
Posted in Insects, IPM
Tagged european chafer, japanese beetle, Jen Llewellyn, onnurserycrops
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Plant and Insect Development is 2 Weeks + Ahead of Last Year!
One of the most filthiest scale insect pests known to horticulturalists, the Euonymus scale (Unaspis euonymi) is a tiny little armored scale that covets evergreen Euonymus fortunei in the garden or landscape. Adult females have a dark cover that is wider at the posterior end, sea-shell in appearance with white margins. The smaller males have […]
Posted in Insects, IPM, landscape, Nursery Production
Tagged bugfinder, dave cheung, Jen Llewellyn, onnurserycrops
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Gypsy Moth- Time to Switch Up Management Practices
Posted in Insects
Tagged gypsy moth, gypsymoth, gypsymothoutbreak2021, lymantria dispar, lymantriadispar, onnurserycrops
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Boxwood Leafminer Adults Are Flying Where Black Locusts are in Flower Bud!
Boxwoods in the landscape not looking so good? Are you seeing a lot of yellow-brown spots on leaves?
Hot, Humid Days are Here
Gymnosporangium rusts, like this Cedar-Apple Rust gall, are finally sporulating! These rusts overwinter on perennial gall on the evergreen Juniperus hosts. In the spring, they are stimulated to sporulate during warm, wet periods. We’ve had the heat, but its been … Continue reading
Protect Evergreens Starting As New Growth Emerges
Monitor for needlecast and blight diseases on older foliage where new foliage is emerging on Austrian pine and Colorado spruce.
Posted in Diseases, IPM
Tagged diplodia tip blight, Jen Llewellyn, rhizosphaera on spuce
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