SOUR DIESEL TASTE: Diesel. Earthy. Pungent FEELING: Creative. Energizing. Uplifted. Relaxing. FACTS: A strong sativa dominant strain, energizing, dreamy cerebral effects. Chemdog 91 and Super Skunk Sour Diesel, sometimes called Sour D, is an invigorating sativa-dominant strain named after its pungent, diesel-like aroma. This fast-acting strain delivers energizing, dreamy cerebral effects that have pushed Sour Diesel to its legendary status. Stress, pain, and depression fade away in long-lasting relief that makes Sour Diesel a top choice among medical patients. This strain took root in the early 90's, and it is believed to have descended from Chemdog 91 and Super Skunk.