Author Archives: Jen Llewellyn

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About Jen Llewellyn

OMAFRA Nursery and Landscape Specialist @onnurserycrops

Upcoming IPM Workshop for Landscape, Arboriculture and Garden Centre Pro’s

Posted on March 6, 2019 by Jen Llewellyn

Looking for a fun, educational workshop to brush up on your integrated plant health knowledge and skills?  Looking to network with other professionals? Have I got the workshop for you!

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Nursery Grower’s Short Course – Wednesday Feb 6/19

Posted on November 20, 2018 by Jen Llewellyn

It’s the MOST anticipated EDUCATIONAL and NETWORKING event of the year!

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Did You Manage to Manage Beech Scale This Fall?

Posted on October 29, 2018 by Jen Llewellyn

  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. 

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You Must Remember This?

Posted on October 23, 2018 by Jen Llewellyn

Now is the time for dormant oil applications to smother overwintering pear leaf blister mites Continue reading →

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Have You Seen This Red & Black Bug?

Posted on August 31, 2018 by Jen Llewellyn

It looks like a boxelder bug doesn’t it?  Ah but boxelder bugs have a lot more solid black on their wings.  Maybe a milkweed bug? No, they have red and black wings but no black circles like this one. Can’t … Continue reading →

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Be On The Lookout For This Fulgorid Beast, The Spotted Lanternfly

Posted on August 29, 2018 by Jen Llewellyn

Here’s a pest you may have heard about, the Spotted Lanternfly (Lycorma delicatula).  It is not a fly, but a planthopper. In the Order Hemiptera, Family Fulgoridae.  It is actually a much stronger hopper than it is a flyer.  Found recently … Continue reading →

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The Snail that Broke the Grower’s Back

Posted on August 28, 2018 by Jen Llewellyn

                        There was quite a lot of dieback on woody shrubs and trees this spring and summer, some of it is still just showing up. Vertical cracks in juvenile … Continue reading →

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Weeds to Watch: Invasive Pigweeds – Waterhemp and Palmer Amaranth

Posted on August 17, 2018 by Jen Llewellyn

onspecialtycrops By: Kristen Obeid, OMAFRA Weed Management Specialist – HorticultureDave Bilyea, Weed Management – Horticulture, University of Guelph, Ridgetown CampusThe first line of defense against waterhemp and palmer amaranth is proper identification.  It is EXTREMELY difficult to identify waterhemp and … Continue reading →

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2018 Ontario Nursery Growers’ Tour!

Posted on August 15, 2018 by Jen Llewellyn

  2018 Ontario Nursery Growers’ Tour — Wednesday, Sep 19th Meet us at Connon CBV Wholesale Yard #656 Robson Road (7:15 am) THEME:  “Sticking together”

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IPM in early August

Posted on August 8, 2018 by Jen Llewellyn

This beautiful, fat four-horned Sphinx moth larva  (Order: Lepidoptera; Family: Sphingidae; Species: Ceratomia amyntor) was found chewing on elm leaves by OMAFRA Field Tech Student Kaitlin Creighton and LO Nursery Scout Charlotte Thomson.  Knowing their supervisor’s sense of humour, Kait … Continue reading →

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