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Category Archives: Nursery Production
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 … Continue reading
Posted in Diseases, Nursery Production, Uncategorized
Tagged apple scab, fireblight, Jen Llewellyn, mike celetti
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Cool Weather, Warm Hearts
This cooler weather has been a nice break, slowing down plant development and reducing heat and desiccation stress on newly planted or harvested nursery stock. We inched up … Continue reading
Spring is Spring-ging
Lots of new Plant Phenology indicators are starting to bloom this week! That puts us somewhere between 20 and 35 GDD’s Base 10C in the GTA. A little more in the southwest and a little less above Hwy 9.
Silver maples are starting to Bloom
It’s been a mild winter and we have already started racking up some Growing Degree Days in Southern Ontario. The silver maples (Acer saccharinum) are blooming down in Essex county and the flowers are starting to open in the GTA. … Continue reading
Posted in Arboriculture, Insects, IPM, Nursery Production
Tagged dormant oil, Jen Llewellyn
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Nursery Growers Demonstrating Ways To Conserve Nutrient Inputs
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.
Posted in Nursery Production, Plant Nutrition
Tagged Jen Llewellyn, omafra, phytoserv
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Calling All Nursery Growers! (Feb 9/16)
The Ontario Nursery Industry will welcome renowned industry expert, Dr. Henry Losing, from the Versuchs und Beratungsring horticultural institute in Germany. Dr. Losing will be the keynote speaker for the… 2016 Ontario Nursery Growers Short Course (Register – click here) … Continue reading
Growers Short Course Boasts International Expert as Keynote
The Ontario Nursery Industry will welcome renowned industry expert, Dr. Henry Losing, from the Versuchs und Beratungsring horticultural institute in Germany. Dr. Losing will be the keynote speaker for the… 2016 Ontario Nursery Growers Short Course … Continue reading
Plant Phenology Indicators make Monitoring A LOT easier
Growers and landscapers use Growing Degree Day models to help predict when various developmental stages of pests will be present, based on temperature data they have collected themselves or obtained from the local weather office. These GDD pest models can … Continue reading
Fall Fertility – What a great opportunity!
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
Posted in Arboriculture, landscape, Nursery Production, Plant Nutrition
Tagged fall fertilizing trees, Jen Llewellyn
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July 3, The Friday Report
What a gorgeous week to be living in ONtario! If can you, get outside this weekend and participate in one of the many butterfly/dragonfly/bioblitz counts going on. A full list of events can be found at Ontario Nature. Plant Phenology … Continue reading
