Selection of premium flower EXKA strains from craft growers across Canada, made for customers that are looking for top quality products at a great value. Canadian micro cultivation growers have set the highest standards for quality, taste, smell, and trimming techniques. XK Selection celebrates our growers by providing top new strains to cannabis enthusiasts. EXKA is an international leader in cannabis tissue culture and genetics. We sell elite starting material to growers and we re-introduce these varieties through our XK brand that stands for eXcellence and Knowledge.