Black Knot of Plum and Cherry
This fact sheet contains the effects of black knot, a common disease of Prunus spp. in Maine.
This 2-page fact sheet contains the effects of black knot, a common disease of Prunus spp. in Maine. Black knot is one of the most common diseases of plum and cherry (and other Prunus spp.) in Maine. It is caused by a fungus (Apiosporina morbosa) which can severely limit the production of fruit trees or ruin the esthetic value of ornamentals.
B. A. Watt
2004
5091
Pamphlet/Flyer/Factsheet
Disease
National, Maine
Apiosporina morbosa, Apiosporina morbosa
MW: F-PAMP-ME-04-001
MWCU&CF