Effects: With its highly potent THC%, users can expect this buzz to come on very fast and strong, while lasting for an extended period of time. Effects include a blast of mental energy, a feeling of heightened creativity, and a readiness to get on with everything life demands. Aromas/Flavors: Sour Diesel is famous for its potent citrus, diesel aroma and tasty sour flavor. Users of this will carry around a tell-tale stink.