Toronto Master Gardeners are happy to answer your gardening questions.

Simply post your question in the form below and a Toronto Master Gardener will respond within 5 days. You will receive an email when the answer has been published. Please add us to your trusted / safe sender list so that your spam filter does not block emails from us:

IMPORTANT: Please do not send your gardening question to ‘’; it will not reach our volunteers. Please use the form to ask your question.

The question you post using the form below will be published on our site (possibly edited for brevity) along with the answer. But we will never publish your identity.

Our Master Gardeners use significant time and effort to answer questions. Before posting your question, please check to make sure that we haven’t already posted the information you need.

Just enter a key word in your question into the search box on the right to find any references that are already on this site. Also on the right, you can explore the Q&A Categories and Gardening Guides to see if they provide the information you need.

If you cannot find the answer you seek, then please do enter the details of your question in the form below and we’ll be happy to respond.

You may also leave us a detailed message at 416-397-1345. One of our volunteers will call you back.

NOTE: Toronto Master Gardeners do not recommend or suggest nurseries, garden centres, landscapers or any other commercial operations. To search for such businesses in your area, please visit Landscape Ontario’s website here. That site contains lists of member companies providing services in landscape design, construction and maintenance, as well as specialists in lawn care, irrigation, lighting, tree care, snowplowing and interior landscaping. You will also find a list of local garden centres.