Sativa-heavy strains offer a more energizing high whereas Indica dominant strains tend to produce a sense of physical relaxation.
High THC levels produce more potent effects. Typical levels start at 15% and rarely exceed 25%. The natural limit is 35%.
CBD's effects are non-intoxicating and partially inhibit some of THC's sedating potency. CBD, apart from its health benefits, promotes relaxation and mental clarity.