Dutch Elm Disese
Help Keep Rosthern Elm Trees Healthy
Provincial regulations prohibit pruning of elm trees from April 1 to August 31 each year. The beetles are most active then, and fresh cuts attract them, increasing the chance of infection.
What is Dutch Elm Disease? It’s a deadly disease that affects all species of elm trees. It is caused by a fungus that is then spread by beetles.
Learn how to recognize and prevent this disease from spreading by knowing what signs to look for.
Symptoms include: leaves suddenly wilting, leaves changing colour and shriveling but not falling, and discolouration once the bark is peeled back.
Check out this quick guide of Dutch Elm Do's and Don'ts.
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