Photo 240104, (c) Fluff Berger, some rights reserved (CC BY-SA), uploaded by Fluff Berger

Attribution © Fluff Berger some rights reserved Uploaded by fluffberger Source iNaturalist Associated observations Photos / Sounds 2 photos What Black Knot (Apiosporina morbosa) Observer fluffberger Date December 16, 2012 Place Bell Acres, PA, USA (Google, OSM) Date Added January 23, 2013 04:57 PM EST Description Also called Black Knot of Cherry, it is a serious disease, and can stunt and kill trees. Tags plum, cherry, fungi, black knot, disease, pathogen 3 IDs Research Grade View Sizes small medium large original Copyright