Now hear this! Now is the best time to stomp out Black Knot.
Black Knot is an extremely serious problem here, in Three Hills, and almost every community in the Province of Alberta.
Take a look at your flowering trees that have purple leaves in the summer. If you detect the characteristic black, tar-like swellings, that look like a lump of coal affixed to your branches, then you’re dealing with Black Knot.
This is a fungus with airborne spores that will travel and infect other healthy trees