Many garden centres, especially the seasonal ones that are set up at grocery stores and wholesale outlets, carry a host of plants that will not survive in Central Alberta, which is Zone 2b to 3a. They commonly carry zone 4 and 5 (ie. Okanagan), and sometimes even see zone 7 plants (ie. Vancouver Island.) 10 BEST & WORST shrubs for Central Alberta Please note: You are currently browsing img 121 container gardening ideas landscaping container that is 600x900px in size. This image is listed in alberta gardening ideas category. 10 BEST WORST shrubs for Central Alberta, 600x900 in 149.02 KB.