Category Archives: Plant Nutrition

Now Is The Time To Test Leaves for Nutritional Content

Posted on July 25, 2017 by Jen Llewellyn

                          Ever see chlorotic or stunted leaves and wonder if it could be a particular nutrient deficiency?  Soil nutrient testing can be a good tool to assess levels … Continue reading →

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Rough Winds Do Shake the Darling Buds of May

Posted on May 30, 2017 by Jen Llewellyn

Click HERE for the AUDIO version of this blog post.                                              We are seeing wind tattering damage on tender … Continue reading →

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Nursery Growers Demonstrating Ways To Conserve Nutrient Inputs

Posted on February 26, 2016 by Jen Llewellyn

A recent study of fertilizer placement techniques in Ontario nursery grown nursery stock has shown that sub-surface applications of fertilizer can not only reduce the required amount of fertilizer inputs, but also help conserve nutrients in the crop. 

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Fall Fertility – What a great opportunity!

Posted on October 6, 2015 by Jen Llewellyn

Leaf drop and fall colour is visible on some trees and shrubs in the landscape. This is especially true of woody plants on roadsides, high sandy knolls or compacted sites. In some cases where individual specimens are entering senescence earlier … Continue reading →

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Horticultural Oil, Slow Release Fertilizer and A Few Pests

Posted on April 11, 2015 by Jen Llewellyn

Applications of horticultural oil to dormant trees and shrubs will be starting soon (daily temperatures between 4C and 12C are ideal).   If you can wait for a few mild days to pass, overwintering insects will have a higher rate of … Continue reading →

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2015 Nursery Growers Short Course

Posted on December 9, 2014 by Jen Llewellyn

Save the date! The 2015 Ontario Nursery Growers Short Course is coming up:                         Wednesday, February 4, 2015 Royal Botanical Gardens in Burlington                                                                                         8:00 am  to

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Keep Trees and Shrubs Healthy With Fall Fertilizing

Posted on October 2, 2014 by Jen Llewellyn

Leaf drop and fall colour is visible on trees and shrubs in the landscape. This is especially true of woody plants on roadsides, high sandy knolls or compacted sites. In some cases where individual specimens are entering senescence earlier than … Continue reading →

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Fall Fertilizer in the Nursery & Landscape

Posted on October 15, 2013 by Jen Llewellyn

Up to half of the annual fertilizer requirement may be applied to field and landscape plants, after top growth ceases (October).  Autumn is a major root growth period for woody and herbaceous perennials.  Roots will grow and absorb nutrients whenever

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Welcome to ONnurserycrops Blog!

Posted on April 17, 2013 by Jen Llewellyn

Welcome to ONNurseryCrops

Posted in Borers in Landscape Trees, Brown Marmorated Stink Bug, Diseases, Educational Opportunities, Insects, Irrigation and Water Quality, landscape, Mites, Plant Nutrition, Uncategorized, Weather | Tagged | Leave a comment