King’s Kush Feminised Seeds. This is from the Greenhouse Seed Co. A very easy to grow and grows well in OG Kush x Grape. Flowering time takes 9 weeks. Flowering yield takes Indoors: 300-350 gr/m2; Outdoors: 120-170 grams/ plant and yet produces a wonderful plant height of Indoors: 800 gr/m2; Outdoors: up to 1100 gr/plant. This strain produces an effect of Body, Long-lasting, Physical, Powerful, Relaxing.