Author Archives: vhayala

Don’t Let This Disease Leave a Black Spot on Your Roses

Written by Christina Lanzoni — TPDDL Student Worker; Edited by Hannah Ayala — Extension Assistant Roses are red, leaves are green Oh no they have spots, fungi are seen Valentine’s Day is right around the corner and if you want to give your loved one some live roses, you might want to watch out for this pathogen. One of the most important diseases that affects roses is Black Spot. Black Spot is caused by the fungus, Diplocarpon rosae. While this pathogen is virulent, it does not typically kill the… Read More →