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Author Archives: Jen Llewellyn
Get Ready for Fall Dormant Oil Applications
Today marks the first day of Autumn. And with it another interesting calendar event, the Autumn Equinox. Like the Spring Equinox (March 21), the Autumn Equinox marks a unique period of time where the length of daylight and night time … Continue reading
Posted in Arboriculture, IPM, Uncategorized
Tagged black-legged meadow katydid, dormant oil, Jen Llewellyn, steve paiero
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Introduced Beech Scale Nymphs on American Beech
Introduced Beech scale (Cryptococcus fagisugae) is easier to see this time of year on our native American beech (Fagus grandifolia). That’s because of the white waxy coverings the females produce to protect their eggs. Look for
Posted in Arboriculture, Insects, Weekly Nursery Landscape Report
Tagged beech scale, Jen Llewellyn, magnolia scale
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Unwanted Herbivores in the Nursery and Landscape
Last fall and winter was one that I’ll always remember. The rodent population went NUTS and we had a lot of feeding damage on nursery and landscape plants. This year, we haven’t seen as many rodents around. Low precipitation … Continue reading
Good News! Beneficial Insects Found on Magnolia.
So I started getting some queries about a new mealybug found on Magnolias in the landscape. You can imagine my despair, the poor magnolias have their fair share of sucking insect pest problems with the glut of Magnolia scale we … Continue reading
Posted in IPM
Tagged Hyperaspis, Jen Llewellyn, magnolia scale predator, Michael Raupp
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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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The Thursday Report – July 21
Environment Canada is calling for very hot and humid weather to continue into this weekend and early next week. There is a 40-50% chance of precipitation in southern Ontario for tomorrow, with a greater chance of showers on Monday. The UV index is … Continue reading
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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Research Shows: Some Norway Maple Cultivars Are Not Invasive
When you consider all of the trees that are grown for street plantings in the urban landscape, you will quickly come to realize that the number of possibilities can be quite small because of poor soil conditions and exposure. Our … Continue reading
Posted in Invasive Species
Tagged James Sellmer, Janine Conklin, Jen Llewellyn, norway maple, ontario invasive species act
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July 6 – IPM in the Nursery and Landscape
Hot, dry conditions continue for much of southern Ontario. Environment Canada says we’ve had one of the driest Junes on record, since 1991. This has put a lot of stress on plants and water resources. Newly planted nursery stock and landscape plants should be … Continue reading
Make Hay While The Sun Shines
Great weather for making hay but soil moisture levels in some fields and landscapes are getting low. The popular trend towards installing drip irrigation in field production nurseries and well maintained landscapes is sure paying off in 2016.
Posted in Uncategorized
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Japanese Beetle Adults Starting to Emerge
Japanese Beetle (Popillia japonica) adults are starting to take flight in southern Ontario!
