Buy 100% feminised: Buy BlackJack marijuana seeds from Nirvana online! BlackJack’s mother, Black Domino, was a clone of a marijuana plant sent to the Netherlands from the area around Seattle. Its father is Nirvana’s very own Jock Horror. BlackJack produces hard buds with huge, grape-like calyxes that are completely encrusted with THC! The smoke is heavy and flavoursome, and produces an exceptionally long-lasting high. BlackJack is thought of highly in the medical cannabis seeds scene.

Seedbank	The Sativa Seedbank
Type	Indoor/Outdoor
Indica / Sativa	Hybrid
Feminized	Yes
Yield	400 - 500
Effect	Stoney and high
Grow height	Medium
Flowering weeks	9 / 11 weeks