Q.Knockout rose bush
Leaves on my knockout rose bush have holes in them and white spots on them.
MichiganDot
Answered on June 10, 2018
A picture would help a lot! Your bushes may have rose slugs, whiteflies or midges. Here is a run-down of pests to carefully look for on your roses. https://extension.illinois.edu/roses/disease.cfm
Was this answer useful?
00