Monthly Archives: December 2014

Pear Trellis Rust

Pear trellis rust (Gymnosporangium sabinae) is an interesting fungus in that it requires two entirely different plant hosts to complete its life cycle – pear and juniper. Spores produced on junipers only infect pears, and those produced on pear only … Continue reading

Posted in Fungi, Pests and Diseases, Tree Care | 1 Comment