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OHA Activities
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Richmond Hill Garden and Horticultural Society, Ontario Horticultural Association
The Richmond Hill Garden & Horticultural Society is an active member of District 15 of the Ontario Horticultural Association (OHA).
The OHA maintains an informative and educational website at https://gardenontario.org.
Please click here for updates about the OHA's virtual 2021 convention, scheduled for July 16-18, and click here for information about upcoming District 15 events.