Jack 47 F1 Fast Version cannabis seeds from Sweet Seeds are a Sativa marijuana variety with a sweet and sour tropical aroma, a combination of classic genotypes: Jack Herer x AK-47. This union produces a complex pedigree that includes the famous Shiva Skunk, Northern Lights, Haze, Acapulco Gold, and Colombian Gold. Therefore, the Jack 47 variety traces its roots back to landraces from Colombia and Mexico, Hawaii, Afghanistan. The fast version is a photoperiod strain (meaning the onset of flowering depends on the amount of daylight), but the flowering period is shorter by 1-2 weeks. The fast version of Jack 47 was created in Spain in the 2010s.
Through careful selection, Jack 47 Fast Version has acquired a number of improvements: high resistance to mold, disease, and insects, competitive weight, and tolerance to drought and temperature fluctuations. The rich aroma of pineapple, mango, citrus, and ginger — where does such luxury come from? Its composition includes myrcene, linalool, pinene, and limonene, creating a rich bouquet! This collectible seed is oval-shaped, large, and dark brown in color with characteristic light stripes and a marbled pattern.
Jack 47 F1 Fast Version seeds germinated in 3-5 days. Plants were planted in 20-40 liter containers. The optimal planting density indoors was 2 plants per 1 m2, and 1 plant per 1 m2 outdoors. During selection, the plant tolerated transplanting well and thrived in hydroponic/aeroponic systems. During the vegetative stage, an elongated structure with a strong central stem formed. Leaves are oblong, dark green, with a glossy surface, and internodes are 5-8 cm. Indoors, plants rarely exceeded 165 cm in height, and outdoors up to 350 cm. Vigorous vegetative growth. ScroG was the preferred training method during selection.
Outdoors plants thrived in warm, sunny climates with temperatures ranging from 20 to 30°C. It was drought- and heat-resistant, but required protection from excessive humidity and mold. It was susceptible to fungal diseases and spider mites, but aphids and thrips were a non-issue thanks to its intense resin production. Jack 47 F1 Fast Version’s flowering period lasted 45-50 days. Buds developed dense, resinous, and covered with a thick layer of trichomes. The stigmas acquired a rich orange-red hue as they matured. The proportion of flower mass to leaves significantly favored the inflorescences. The final weight indoors was 500-600 g/m2, and outdoors up to 600 g per plant. The outdoor maturation period was late September / early October
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