Nagaland chief minister Neiphiu Rio on Saturday ordered the health & family department to plant more ingenious trees in and around the under-construction medical college site at Phriebagei in Kohima and also erect retaining walls all around the college boundary. Rio, accompanied by health and family welfare minister S. Pangnyu Phom, PWD minster Tongpang Ozukum and advisor to rural development department, Dr Neikiesalie Nicky Kire, said this during inspection of the ongoing developmental works in the medical college site.