Feb 08, 2012 10:25 GMT Plantagon International AB Tomorrow is an important day for us as we are breaking the ground for the first Plantagon Greenhouse ever. The ceremony will take place in Linköping, Sweden at 10:00, February 9th, 2012. Participating are Paul Lindvall, Mayor of Linköping, Hans Hassle, CEO of Plantagon International and Anders Jonsson, CEO of Tekniska Verken in Linköping.