Introduction

Plant GallsLeaf Galls and Goldenrod Galls

Plant Galls Leaf Galls and Goldenrod Galls

Have you seen strange lumpy growths on plant leaves, or swollen stems, or shapes that imitate real plant parts, such as fake "apples" on an oak tree? They might be galls caused by tiny creatures such as wasps,  flies, aphids or mites.

Generally speaking, galls are a modification of plant tissue caused by an insect or mite for the benefit of that animal. Exactly how galls are formed is still very much a mystery!

Sources

News & Sightings

Tuesday, April 20 – TRCA’s 2019 Terrestrial Biological Inventory of High Park Sign up for this virtual presentation

SEE NEW LINK BELOW! Learn about the Toronto & Region Conservation Authority’s methodology, findings and observations as presented in the final High Park Terrestrial Biological Inventory Report, 2019. There will be an opportunity to ask questions about the report. Urban…

5 Important Ways to Protect Wildlife in Toronto As Spring approaches, we look forward to a new year of gardening, stewardship, bird watching and protecting the natural habitats we care about.

As Spring approaches, we look forward to a new year of gardening, stewardship, bird watching and protecting the natural habitats we care about. Some things can be accomplished by groups of people and others can be done at home. For…

Leave the Leaves for Wildlife and more things to do this spring… Don't clean-up your garden just yet insects need some time to grow

Now that spring-like weather is here, we gardeners are desperate to “get in the garden” but the insects need us to hold on just a little bit longer. Garden waste pickup begins next week (March 15) but we urge you…

Ecology

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