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Category Archives: Insects
Potato Leafhoppers are BACK!
ADULT Potato leafhoppers have arrived in southern Ontario! ADULT potato leafhoppers overwinter in the southern states, gradually migrate up from the south each spring and will feed and lay their eggs on newly expanding leaf tissue as they go. The … Continue reading
Posted in Insects, IPM, Nursery Production
Tagged Jen Llewellyn, pests of shade trees in the nursery, potato leafhopper
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It’s raining again (May 20, 2014)
Rain is in the forecast for much of southern Ontario for the next 24 hours. There is a chance of thunderstorms in some areas. This is FANTASTIC weather for shopping at the local garden centre and watering in newly planted … Continue reading
Posted in Arboriculture, Insects, IPM, Nursery Production
Tagged arboriculture, euonymus scale, IPM, Jen Llewellyn, nursery crops
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May 10 Nursery-Landscape Report: “Those Darling Buds of May”
Well it’s the Friday of the Victoria Day long weekend and although it’s going down to 2-3C in many areas tonight and tomorrow night, I don’t see any risk of frost for areas south of Barrie. Keep in mind that … Continue reading
Spring has sprung!
For those of us that have been wishing for warmer temperatures, our dreams are finally coming true. But along with the heat, we have some precipitation coming. Spruce spider mites are hatching as new growth is emerging, monitor for … Continue reading
Horticultural Oil Applications Starting (again?) Soon
Applications of horticultural oil to dormant trees and shrubs will be starting soon (daily temperatures between 4C and 12C are ideal). Timing of dormant oil applications are critical since freezing temperatures, mixing with sulphur and applying at the dormant-rate on actively … Continue reading
Posted in Insects, IPM, landscape, Weekly Nursery Landscape Report
Tagged dormant oil, horticultural oil, Jen Llewellyn
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CFIA Designates new Regulated Area for ALHB
Following the recent detection of Asian Long Horned Beetle in an industrial area near Pearson International Airport, CFIA has established a new regulated area in Mississauga/Toronto for this pest. The regulated area includes
Dormant Oil in the Autumn?
It’s been a warm month so far but the long-term forecast is calling for much cooler temperatures. That means we will soon have an opportunity to manage some of our plant pests, such as mite eggs and scale insect nymphs, … Continue reading
Posted in Insects, IPM, Mites
Tagged horticultural oil, Integrated pest management, managing scale insects
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Asian Longhorned Beetle found in Mississauga
It didn’t take Ontarians long to get used to being in an ALHB-free zone but unfortunately the Asian Long Horned Beetle (Anoplophora glabripennis) has been detected in the GTA again, this time in Mississauga. The Canadian Food Inspection Agency … Continue reading
Posted in Borers in Landscape Trees, Insects, IPM, landscape
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Brown Marmorated Stink Bug
PHOTO: Brown Marmorated Stink Bugs 1) Adult (above) and 2) Nymph (below). (Photo credit: Stephen Ausmus, USDA-ARS) (Reprinted from http://www.bautebugblog.com). Brown marmorated stink bug (BMSB) is our newest pest of concern for Ontario agriculture and it is also a threat … Continue reading
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Welcome to ONNurseryCrops
