Photo of the Week
- animal injury
- Application Technology
- Borers in Landscape Trees
- Brown Marmorated Stink Bug
- Christmas Trees
- Educational Opportunities
- Invasive Species
- Irrigation and Water Quality
- Nursery Production
- Plant Nutrition
- Weekly Nursery Landscape Report
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Author Archives: Jen Llewellyn
Monitor for needlecast and blight diseases on older foliage where new foliage is emerging on PINE and SPRUCE.
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 […]
Welcome to our new 2017 LO Nursery Scout and OMAFRA Summer Student! Melissa Huntley (left) and Andrea Badder (right) have been working diligently to scout for pests and abiotic issues in nursery crops. The cold, … Continue reading
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
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
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.