Preserved TreeScapes InternationalTM (PTI), a company specialised in replica trees. They now expanded their products to phone mast disguised as trees:

Most recently, PTI has turned its experience and talents toward concealment solutions for the wireless communications provider. The tremendous increase in demand for wireless towers has generated great opposition to the use of conventional, unconcealed structures. Both community and zoning requirements for high quality concealment are on the rise. Today, concealment issues may be the greatest obstacles to obtaining zoning approval. PTI’s botanically correct tree tower products will help speed the approval process. PTI has an ongoing commitment to develop future products and concealment opportunities through design, research and testing.

Why do I blog this? this kind of today's artefacts would definitely appear to be weird for time-travellers coming from the past.