Question: I have oily leaves on my rose bushes. What is it and what do I do?
Answer: There's no rhyme or reason for your roses to have oily leaves unless it is a residue left from some chemicals you've sprayed on the plant. These chemicals will eventually weather away. Good luck with your roses.
Q&A Library Searching Tips
When singular and plural spellings differ, as in peony and peonies, try both.