Q.How Do I Know What Zone I’m In For Gardening
I’m planting a rose of Sharon I need to know what zone I’m in thank you

Certified GKH Gardening Expert
While using our site, you will need to use the USDA zone equivalency. Yours will be 5b in Canadian zones, which puts you at 4b in US zones. When using our site, you can plant anything that goes down to 4b, as we use the US system.
https://www.gardeningknowhow.com/planting-zones/are-canada-zones-similar-to-us.htm
https://www.gardeningknowhow.com/ornamental/shrubs/rose-of-sharon