hi ,i brought this pkt of seeds from a guy on the net,he said they were white rhino,been growing them for around 7-8 weeks,and they look alot like yours ,but as yours are like together , mine look more like a xmas tree lol ,plus one is growing totally different to the others,there growing to 5ft at the mo and still growing , all i want to no is ,is this right to grow so hi and have arms that come out about 2ft look really odd many thanks