Did this for the facing wall. See previous post.
As for the design, as someone pointed out, this is rather similar to one being sold by Blik.com (?) Its possible that in my obsessive research into wall stickers for the Nursery (before I decided to make them myself) I came across a similar Tree design. However, original or not, it really cheers the room up.
And trees are a popular theme for wall stickers in children's rooms. As this creative family proved: