Spliff Seeds - Jack F1 (Feminized)

Spliff Seeds - Jack F1 (Feminized)

Developed by Spliff Seeds, Jack F1 is supplied in feminised form.

Product specifications

Breeding background

Jack F1 is a hybrid strain developed by crossing Northern Lights, a Skunk F1, and Mexican Haze. The breeder used multiple generations of backcrossing to stabilise the genetic profile, ensuring consistent offspring.

Sensory character

Jack F1 has a sweet, spicy aroma with a hint of cinnamon. The breeder describes the effect as a long-lasting cerebral high with a body buzz, typical of a Sativa dominant strain.

Plant character

Jack F1 is a strong grower that prefers soil or coco with ample space. It is suited for indoor, outdoor, and greenhouse environments. The plant has a flowering period of 9-10 weeks indoors and October outdoors. It produces a compact, chunky bud structure influenced by its Mexican Haze roots. Plant height ranges from 1.50 – 1.80 m indoors to 2.50 m+ outdoors. Yield is around 400 – 500 gr/m² indoors and 500 gr/plant outdoors.