Corkscrew hazel infection

Hi Toronto Master Gardeners, I have spotted a mold or fungi growing on the backside of the leaves of my green corkscrew hazel and wanted to know what it is. while I have spotted the filbert blight in the past…

Ailing Corkscrew Hazel

I have had a twisted or curly hazel in my garden for about 6 years. Starting last year it began to drop leaves and did not grow much this year. There were few branches with leaves and root stock suddenly…

Scale on my Corylus avellana ‘Contorta’?

I have a 17 year old Corylus avellana ‘Contorta’, sometimes called Harry Lauder’s walking stick. It has always been very healthy, earlier this fall I noticed several dead branches, on closer inspection I can see bumps on the branches. The…