Review Of Rose Garden Disease Canker 2023. Web cankers often form on the stub of pruned canes, but they may also be seen around leaf or thorn scars, winter injury, or other damage on the canes. The solution lies in prevention:

In severe cases, the diseases can lead to plant death. Small yellow or reddish spots appear on canes and gradually enlarge. Rose rosette by drew swainston last updated june 08, 2023 as with all plants, roses can succumb to many diseases and pests.