THC: 31.5 Strain Type: Sativa Dominant Hybrid Lineage: Origins are Unknown. The general consensus, however, is that Sour Diesel comes from a cross of Chemdawg and Skunk. Effects: Effects include a blast of mental energy, a feeling of heightened creativity, and a readiness to get on with everything life demands. Sour Diesel is excellent in the morning, helping with a can-do attitude. 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.