Black Jack (R)
Sativa
THC
20.0%
CBD
0.1%
Difficulty
Moderate–Hard
Black Jack is a sativa-dominant hybrid crossing Black Domina and Jack Herer, known for its potent cerebral effects. This strain delivers an energizing and uplifting high that promotes creativity and focus while maintaining mental clarity.
Cannabinoid Profile
THC
20.0%
CBD
0.1%
CBG
0.2%
Effects & Flavors
Effects
Flavors & Aromas
Terpene Profile
Estimated based on reported effects and flavors. Lab results vary.
LimoneneUplifting, stress relief
0.36%PineneAlertness, memory
0.13%CaryophylleneAnti-inflammatory
0.37%TerpinoleneUplifting, creative
0.21%Growing Information
Difficulty
Moderate–Hard
Flowering Time
10–14 weeks
Expected Yield
500–700g/m²
Plant Height
150–300cm
Tip: Sativa plants stretch during flowering. Top and LST train early to manage height indoors.
Medical Uses
⚕️ Educational only — not medical advice. Always consult a healthcare professional before using cannabis medicinally.
⚕️
ADHD / Focus
Some report improved concentration
Community Reviews
Reviews are user-submitted and moderated. 18+ community only.
4.0
★★★★☆
346 reviews
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Where to Buy
Get Black Jack (R) Seeds
Shipped discreetly to Malta and across Europe.
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