- Leaves, especially the lower leaves, have spots on them
- Leaves, especially in early spring, have light green mottling
- Leaves have a bronze or yellowish-white speckling on them
- Leaves are yellowing or bleaching
- Leaves are turning brown along the edges
- Leaves are turning brown at the base. Brown spots spread over time and canes start to wilt and collapse
- Leaves have an orange powder on them
- Leaves have a yellow powder on them
- Leaves have a white powder on them