What kills fungus on rose bushes?
What kills fungus on rose bushes? Spray Roses Once the infected leaves and stems have been removed, treat your rose with a fungicide. Spray the entire plant, making sure to get the tops and bottoms of the leaves as well as the stems. You can use a chemical fungicide or any number of organic options such as: Copper. What is the best antifungal for roses? Try Thiophanate Methyl. Often available as a powder that is diluted with water and used as a spray, thiophanate methyl is a broad-spectrum fungicide. For roses, thiophanate methyl may treat or prevent fungal rose diseases...