• 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…

  • Cherry Tree Mold?

    Greetings, I’ve just moved from Ontario out to BC (Kamloops) and unfortunately the cherry tree in the yard some sort of growth on the side of it. I’m not much of a gardener but I have been on the Toronto…

  • Killer bugs

    Hello, I have a tall perennial (6′). Not sure of the species. This is the 3rd year in a row where is being attacked by small worm like bugs. They eat away the leaves. When they are done, they depart,…

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