Wedding cheesecake

This week I battled another round of powdery mildew. Stepped up to peroxide instead of neem oil. After a round of heavy defoliation. This plant is showing the most problems out of the three. It’s hard to tell what’s wrong with it as the other two have the exact same care. She’s really behind but I’m shocked not up to the stress and the problems that she’s had. Hopefully I can Nip it in the butt and she takes off once again. Also gave a round of WC and top dressing