Large two-sided ulcer on a peach tree

Hello, would you please help me to heal my poor peach tree?  It produces an excellent harvest and is only 4 years old.  Two years ago everything started with a very small sore.  Now this tree is literally bleeding.  The…

White Spots on Rhodo Leaves

IMG_2237.JPG The leaves on my dwarf rhododendron have little white spots. What is the cause and how do I treat it?…

Please Identify tree injury

In wet fall conditions on the forest loam (shaded) at Salerno Lake near Kinmount Ontario this very tall, possible balsam poplar, was found with a perfectly circular, light beige patch as seen in the attached picture. Thanks for any suggestions…

Perennial Aster Disease

Hi I have perennial aster and I think it has a disease. It is covered with a thin layer of white powder. It has this disease last year and I see it again in some of them. I have many…

Euonymus Tree Rejuvenation?

I live in Barrie, ON. I have a euonymus tree that is not doing well this year at all. It did have some green leaves and new growth in the spring, but those have since shriveled and fallen off (see…

Ailing Plum Tree

Hi I was wondering if you might be able to tell me what is going on with my plum tree and how I might be able to help it. From the attached pictures it seem 1/2 of it might be…

Mugo Pine with Web Spinning Saw Fly?

Georgetown, Ontario. Climate zone 5b Mugo Pine Location: Sunny conditions 11am to 5pm. Dry, clay soil conditions. Problem Noted: The Mugo Pine is being defoliated on the old branch below the new growth or candle. Evidence: Clusters of pellets. Each…

Sick Rising Sun Redbud

I’m hoping you can answer my question in regards to my Rising Sun Redbud. I did have leafhoppers on my tree, but sprayed it about 4 days ago and haven’t seen any since. I do have another problem with the…

potato plants

My potato plants were doing very well, then in the past week, one by one, plants are looking like they are wilting or in desperate need of water, yet potato plants right beside them are thriving.  Within one week, half…

Hydrangea Help!

Our beautiful hydrangea tree, which is 10 years old and a stunner every year, is shedding leaves. They are turning yellow and have green splotches and black dots on them. This has never happened before. We think the tree may…