Roses Q.Rose bush problem Zone Phoenix, Arizona 85027 | Cbales80@gmail.com added on March 30, 2018 | Answered Do you know what is causing this red,on my rosebush leaves? A.Answers to this queston: Add AnswerMichiganDotAnswered on March 31, 2018duplicate Was this answer useful?00 Log in or sign up to help answer this question. Printer Friendly Version Did you find this helpful? Share it with your friends! FacebookTweetPinEmail You must be logged into your account to answer a question. If you don't have an account sign up for an account now.