an important fungal disease of pines, particularly southern pines, caused by Fusarium subglutinans —note pitch canker is characterized by flagging of girdled branches (often the terminal leader), sunken cankers, copious resin flow from the cankers, and resin-soaked wood in the cankered area; infection occurs through wounds and is usually vectored by insects or weather-related injuriesThis definition last updated 07/24/2008