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Photo of the Week
Maple anthracnose, caused by several different fungi, are quite rampant this year due to cooler temps and frequent rains.
Category Archives: Uncategorized
Boxwood Leafminer Adults Abound!
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? Advertisements
Managing Spring Pests on Evergreens
Look for small, white, woolly tufts or masses on the twigs of hemlock (Tsuga canadensis) (Photos: Julie Holmes, CFIA). Right now is the BEST time to scout for Hemlock Woolly Adelgid (Adelges tsugae) because of the visibility of the egg … Continue reading
Posted in Insects, Uncategorized
Tagged evergreen ipm, Jen Llewellyn, melissa huntley
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Protect Rosaceous Hosts Now From Juniper Rusts
Gymnosporangium rusts are sporulating now on Juniperus hosts. Look for orange, gelatinous structures on foliage and stems of various Juniperus spp. They are sporulating both in container production and in the field. They can usually be found sporulating when the … Continue reading
Posted in Diseases, Uncategorized
Tagged cedar apple rust, gymnosporangium rust, Jen Llewellyn
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Protect Malus and Pyrus Now
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, Nursery Production, Uncategorized
Tagged apple scab, fireblight, Jen Llewellyn, mike celetti
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Protect Malus Against Apple Scab
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, Nursery Production, Uncategorized
Tagged apple scab, fireblight, Jen Llewellyn, mike celetti
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Ontario Commercial Arborist Association meets Friday, March 24
2017 Plant Health Care Seminar by the Ontario Commercial Arborist Association (OCAA) OCAA’s yearly plant health care seminar is a must for OCAA members and all arborists to stay up to date with new information on pests and control methods. … Continue reading
Posted in Uncategorized
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BugFinder is here!
It’s finally here! BugFinder, the ultimate scouting app for woody plants in the nursery and landscape.
Posted in Uncategorized
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