Japanese Maple Problems

Hello. I am in Toronto therefore zone 6 I believe. I have a12 year old Xx Japanese maple in my south backyard that was healthy until this spring. It is protected by the garage on the south and fences on…

Patio hibiscus*

I have a 2 foot tall hibiscus on my balcony and the underside of the leaves and the buds have pale yellow and black spots on them. It doesn’t look like they are bugs or aphids as there is no…