Puccinia violae, one of the most common leaf diseases

4 Common Tree Leaf Diseases and Steps To Fix Them (2021 Edition)

Whether in forests, lining the streets, or just in our backyards, Toronto is home to many different types of trees. Because of this variety, there are many diseases, pests, and invasive species that threaten the health of our trees.  Unfortunately, leaf diseases are and always will be a fact of life for gardeners. Protect your …

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