• There’s a hole in my Maple

    I have a mature Norway maple on the boulevard of my property (city-owned). At the top of the trunk, just below where the tree branches out, there is a hole. For the past few years I’ve noticed ants around the…

  • Growing Under a Norway Maple

    My friends have a Norway Maple in their north facing backyard (North Toronto, clay soil, medium moisture). They love the shade but are having problems growing plant materials underneath because of this tree. I think the main challenge is the…

  • Siberian Elm

    We have a very old hedge (might be 50 years?) and it looks like it might be Siberian elm.  This morning someone driving carelessly lost control of their car in the snow and hit it, breaking off five large trunk-sections…

  • Mulch placed around trees

    I see increasing evidence of volcano type mounds of mulch being placed around tree of all sizes and ages. I would appreciate having your opinion on the subject.…

  • Crack in Maple Tree

    Very tall tree at cottage. N. of Belleville on Crowe Lake. Effected side faces n.w. Pic. attached. Top of tree looks healthy. Tree a fair distance from the lake itself. Not too far from gray water pit, but we’re very…

  • Tulip Tree Seedling

    Our backyard tulip tree sprouted an offspring, around 5 metres away from the parent trunk. Our yard is too small to accommodate a second adult tree so we’d like to find a new home for the baby. We can’t think…

  • Tree Screen

    What are the best tree choices for a visual screen on a north-south fencerow. They need to be narrow, and are against the north side of a large 50′ spruce tree. Soil: North York clay below 1.5′ of sandy, near…

  • What Tree to Plant?

    We’re have a house built in the Rouge River area and the front will be west facing. I was wondering what would be a hardy shade tree to plant in the front yard. It is not an overly big front…

  • Acer Japonicum

    I live outside Ottawa (zone 5b I think) and would like to know if this particular Acer would grow in clay soil in a sunny location. Any general information would be welcome. Thank you.…

  • Tri Coloured Beech Tree

    When is the best time to trim my beech tree? it is located on the south side of my house. it is healthy just needs to be trimmed back. it is approximately 10-12 feet tall. any tips would be helpful…

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