Tag Archives: onnurserycrops

Here Comes the Warmer Weather!

  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 […]

Continue reading

Posted in Arboriculture, Borers in Landscape Trees, Christmas Trees, Diseases, IPM, landscape, Nursery Production, Weather, Weekly Nursery Landscape Report | Tagged , , , , , , , , | Leave a comment

Scout Evergreens Early to Combat Insects & Mites This Week

Look for small, white, woolly tufts or masses on the twigs of hemlock (Tsuga canadensis) (Photos: Julie Holmes, CFIA). It is still a good time to scout for Hemlock Woolly Adelgid (Adelges tsugae) because of the visibility of the white … Continue reading

Posted in Insects, landscape, Nursery Production | Tagged , , | Leave a comment

Seeing Dieback on Maples?

Several Landscape Professionals are reporting significant canopy dieback in maple trees this year.

Posted in Arboriculture, Diseases, IPM, landscape | Tagged , , | Leave a comment

Injectable Solutions for Landscape Trees

Emerald ash borer adults are laying eggs. Injectable insecticides are available to help keep trees healthy.

Posted in Diseases, Insects | Tagged , | Leave a comment

Still Lots Of Opportunities For IPM

One of the most filthiest scale insect pests known to horticulturalists, the Euonymus scale (Unaspis euonymi) is a tiny little armored scale that covets evergreen Euonymus fortunei in the garden or landscape.  Adult females have a dark cover that is wider at the posterior end, sea-shell in appearance with white margins. The smaller males have […]

Continue reading

Posted in Insects, IPM, landscape, Nursery Production | Tagged , , , | Leave a comment

Japanese Beetles Are Here!

                 Japanese Beetle (Popillia japonica) adults are starting to take flight in southern Ontario!

Continue reading

Posted in Insects, IPM | Tagged , , , | Leave a comment

IPM This Week (June 10)

Foliar diseases such as Anthracnose can be seen on deciduous trees in the landscape, especially on maple, ash and oak.  The fungus infects leaf tissue as it is emerging, especially during cool, wet springs.  Fungal infection causes some distortion and … Continue reading

Posted in Diseases, Insects, Nursery Production, Plant Nutrition, Weekly Nursery Landscape Report | Tagged , , , | Leave a comment

Boxwood Leafminer Adults Are Flying

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?

Posted in Insects, landscape, Uncategorized, Weekly Nursery Landscape Report | Tagged , , , , | Leave a comment

Insect Pests on Evergreens Right Now

Look for small, white, woolly tufts or masses on the twigs of hemlock (Tsuga canadensis) (Photos: Julie Holmes, CFIA). It is still a good time to scout for Hemlock Woolly Adelgid (Adelges tsugae) because of the visibility of the white … Continue reading

Posted in Insects, landscape, Nursery Production | Tagged , , | Leave a comment

A New Tool For Managing Japanese Beetles is HERE!

                 Japanese Beetle (Popillia japonica) adults are starting to take flight in southern Ontario!

Continue reading

Posted in Insects, IPM | Tagged , , , | Leave a comment