Guest User 6 December 2019 3000 Sq Mtrs of Green Screens Across London's most polluted Schools in 2019 Guest User 6 December 2019 The year of 2019 is coming to an end, Christmas holidays are on there way and schools are closing down for the break. Throughout the year Meristem have been busy working on a number of projects including installing over 3000m2 of planting!