Cankers on Aspen

West Sweden is home to many Aspen (Populus tremuli). They are fast-growing and the finest tree to listen to on a breezy day.

Unfortunately, Aspen are host to a number of pathogens, some of which can have a significant affect on the tree’s structure and safety. Due to the large number of Aspen in school playgrounds, I’ve recently been paying more attention to these pathogens. Fortsätt läsa ”Cankers on Aspen”