LETS TALK BLACK KNOT!
Black knot is a common disease that certain species of trees in Alberta are susceptible to. Read below for more information! What is Black Knot? Black knot is a serious and progressive fungal disease that initially infects twigs and branches. As the disease progresses these swellings form hard, rough coal-black knots (also known as abnormal black clumpy growths) that girdle and kill the affected parts. If not taken care of, it can become severe and eventually stunt and kill t