Black Jack Feminised Seeds is from breeder Nirvana Seeds. This is from the genetics of Black Domina x Jock Horror. A very easy to grow and grows well in Greenhouse, Indoor, and Outdoor. Flowering time takes 9 -11 weeks from seed from germination. Flowering yield takes Indoor: 400 – 500 g/m2 and yet produces a wonderful plant height 90 – 140 cm. This strain produces an effect of Happy, Long-lasting, Relaxing.