Afghan Kush Regular Seeds from World of Seeds. This is from the Afghani Kush. A very easy to grow and grows well in Greenhouse, Indoor, and Outdoor. Flowering time takes 6-8 Weeks. Flowering yield takes Indoors: 450 gr/m2; Outdoors: 500 – 600 gr/plant and yet produces a wonderful plant height of 150 cm. This strain produces an effect of Body, Couch Lock, Long-lasting, Physical.