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Category Archives: landscape
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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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?
An Ill Wind That Blows No Good….#GypsyMoth 2021
First instar Gypsy moth (Lymantria dispar) larvae have hatched and are dispersing, especially in the Southwestern part of the province! Continue reading
Scout Evergreens Now to Catch Pests Early
Posted in Insects, landscape, Nursery Production
Tagged evergreen ipm, Jen Llewellyn, onnurserycrops
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April Showers and April IPM Opportunities
Unusually warm weather has hastened the flowering of many trees, shrubs and bulbs! Although we have more seasonable daytime high’s in the forecast for the next week, night time low’s will be above 0C in southern Ontario. Silver maples may … Continue reading
Posted in Arboriculture, IPM, landscape
Tagged bagworm, bugfinder, city of toronto, eastern tent caterpillar, fall cankerworm, gypsy moth, Jen Llewellyn
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Crabapple Disease Management Begins Soon!
Fireblight (apple, pear, see above) and Apple Scab (apple) diseases are normally reproducing and spreading this time of year. This week we are more concerned about Apple Scab. The cool weather has really reduced the activity of fireblight bacteria and so the risk of fireblight is looking low again this week.
Posted in Diseases, IPM, landscape, Nursery Production
Tagged apple scab, fireblight, Jen Llewellyn, katie goldenhar, kristy grigg-mcguffin
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