Sour Jack

Sour Jack is a sativa cross combining Sour Diesel and Jack Herer. Known for citrus, diesel, lemon aromatics.

In grower catalogs and dispensary menus, Sour Jack is documented as a sativa cross combining Sour Diesel and Jack Herer. In breeding programs, it has served as a parent line for Dream ‘n Sour and Sin City Diesel. Rated moderate difficulty for home and commercial cultivators, reaching tall plant height, with high harvest yields and finishing in 9–11 weeks (~63–77 days).

Aroma and flavor

Jars of Sour Jack are most often described as showing bright citrus zest, sharp fuel and diesel, tart lemon peel and zesty lime. Chemotype data points to earthy, herbal myrcene, bright, citrus-forward limonene and peppery beta-caryophyllene as the primary aromatic drivers, with batch-to-batch variation depending on cultivation and curing.

Reported effects

Consumers commonly report an active, energetic lift, clear-headed task focus and creative, associative thinking, making Sour Jack a frequent pick for daytime sessions, creative work, or social settings. The most commonly noted downsides are dry mouth and unease or racing thoughts at higher doses.