buddleia: the plant that dominates britain's railways and wastelands

flower plant shrub tree wildflower blossom garden produce leaf herb branch evergreen lilac woodland food meadow nature deciduous autumn buddleia dominates britains railways wastelands defra says highlydispersible seed what was originally has resulted extensive populations wild where often outcompeted native vegetation reduced biodiversitygardeners being asked remove heads flowering prevent its spread becomes ubiquitousthe can cause damage buildings such crumbling brickwork tiny windblown seeds germinate decaying mortar