White oak leaves dying – leaves brown and curl

Hello, I live in Mississauga ON, with conditions of sun and shade, and clay in the soil. Our lovely, hugely tall tree that we inherited full grown 50 years ago, has been dropping leaves and twigs all summer long. The…

Gardenia leaves/stems dying

We have a gardenia that was very healthy and blooming. It’s a cluster of some 4-5 stems, in a well draining soil (about a 12″ pot with lots of holes). It would have the occasional yellow leaf, but otherwise in…

Dwarf ornamental trees resistant to “wilt”

Are you able to recommend a dwarf ornamental tree possibly weeping varieties resistant to wilt. I have lost two Japanese maples. The space faces south, gets 65-75% sun (large maple provides some sunblock) and sits in front of a cedar…

Verticillium Wilt dispose of fall leaves?

I have a Japanese maple with Verticillium wilt. It is doing okay for now and dropping its fall leaves. I don’t know what to do with those leaves, though. Can they be put into the city compost collection. What do…

Viburnum Half Dead?*

Hi there, I have a mature viburnum that flowered beautifully this spring and half of it is suddenly dead i think even though when I snap the twigs, they are still green inside. One half has berries forming, and the…