Roses
Q.

at the bottom of my rose bush it is black

tcloutier added on May 14, 2012 | Answered

There are black spots on my rose bush at the bottom.

A.
A.Answers to this queston: Add Answer
roseman
Answered on May 21, 2012

If the black spots are on the leaves, it is likely the Black Spot fungus. If it is on the canes themselves it could be something called Canker that enters in through either a wound or pruning cut. Here are a couple links to article on both for you.

https://www.gardeningknowhow.com/ornamental/flowers/roses/black-spot-roses.htm

https://www.gardeningknowhow.com/ornamental/flowers/roses/rose-canker-fungus.htm

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