DEEP BARK CANKER
|
Walnut

SOURCE:
B. Teviotdale
DISEASE:
Deep bark canker
HOST:
Walnut
(Juglans regia 'Hartley')
Reddish brown exudate flowing from longitudinal cracks in the trunk. Cankers are deep extending into wood.
PATHOGEN:
Brenneria rubrifaciens
PATHOGEN SYNONYM:
Erwinia rubrifaciens