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Category Archives: Arboriculture
Upcoming IPM Workshop for Landscape, Arboriculture and Garden Centre Pro’s
Looking for a fun, educational workshop to brush up on your plant health knowledge and skills? Looking to network with other professionals? Have I got the workshop for you! March 28, 2017: IPM in the Woody Landscape at Landscape Ontario in … Continue reading
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
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
Early Spruce Sawfly Damage Can Look Like Needle Burn
Take a quick scan of the new growth on spruce, especially Colorado spruce (Picea pungens). Look for straw-like needles that are withering….and the disappearance of needles all together. This is very typical damage of Yellow Headed Spruce Sawfly (Pikonema alaskensis).
Posted in Arboriculture, Insects, IPM
Tagged gypsy moth, Jen Llewellyn, spruce sawfly, yellow headed spruce sawfly
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Here Comes The Humidity
The air was so dry up until just recently, it was SO nice. You know? If you’re like me, humidity is an important thing. Sure it means more plant diseases are in our future. But it also rakes havoc with my hair. The … Continue reading
Get OUT! Honeylocust Plant Bugs Are
Honeylocust Plant Bug nymphs were found feeding on emerging foliage of Gleditsia tricanthos (honeylocust) in the Greater Toronto area this week. Plant bugs are tiny, yellow-green insects that feed with piercing-sucking mouthparts on emerging foliage. They have a toxic … Continue reading
Those Darling Buds of May 2 4
Oh yes Oh yes the long weekend is finally here! And so is the heat! (Photo: One more shot Rog on Flickr) Climatologists are expecting daily high’s of 20C and above for the next several days. Night time low’s are … Continue reading
