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Category Archives: Weekly Nursery Landscape Report
Boxwood Leafminer Adults Starting to Fly
Boxwoods in the landscape not looking so good coming out of the winter? Are you seeing a lot of yellow leaves? Can you see any yellow-green-brown spots?
It’s June 1st Already!
We’ve just entered one of the busiest times of year for IPM managers of outdoor ornamentals. Plants are lush and pests and diseases are hungry. Are you seeing discoloured, pimple-like spots on the foliage of pear trees?
Leps are languishing…. time for biocontrol
Seeing holes in leaves on deciduous trees? This sugar maple was showing interveinal holes and closer inspection revealed fall cankerworm (Alsophila pometaria) larvae on the leaf undersides. Larvae are pale green (although you’ll often … Continue reading
Fall Cankerworm & Gypsy Moth Populations Looking Moderate-High in Some Areas
Seeing holes in leaves on deciduous trees? This sugar maple was showing interveinal holes and closer inspection revealed fall cankerworm (Alsophila pometaria) larvae on the leaf undersides. Larvae are pale green (although you’ll often … Continue reading
Welcoming The Victoria Day Long Weekend!
What a treat! Several of our sugar maples are blooming this year all over southern Ontario, from Barrie to Niagara, these native beauties are gracing our landscapes with blooms. Its been 5 years since sugar maples were blooming like this. The cooler weather continues! Climatologists are predicting that our daytime temperatures will stay moderate until about the […]
Those Darling Buds of May- 2018
Lots of early Plant Phenology indicators are blooming this week! That puts us somewhere around 15-25 GDD’s Base 10C in the GTA. A little more in the southwest (London and west). Plant Phenology indicators this week … Continue reading Continue reading
Now is the Time to Manage Beech Scale
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, bugfinder, Jen Llewellyn, magnolia scale
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IPM This Week August 17/17
Magnolia Scale has had another great year in the Ontario landscape. This means tons of honeydew, ants, wasps and other nuisance insects that plague our beloved magnolia trees.
Posted in IPM, Weekly Nursery Landscape Report
Tagged bugfinder, dave cheung, fall webworm, Integrated pest management, Jen Llewellyn, magnolia scale
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The Tuesday Report – July 25
Click HERE for the AUDIO version of this blog post. Um what happened to our crabapple trees? You know what happened, all that rain during leaf emergence made … Continue reading
Posted in Weekly Nursery Landscape Report
Tagged arboriculture, fall webworm, IPM, Jen Llewellyn, landscape plants, nursery crops
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IPM This Week – July 11
Click HERE for the AUDIO version of this blog post. Frequent precipitation events continue to shower outdoor ornamentals with too much love. Leaf diseases are rampant, making plants … Continue reading
