Black aphids on japanese maple

Hello, I’m in Toronto with a west facing garden (full afternoon sun) that has a 4ft japanese (waterfall) maple. I planted it last summer, and it came back this spring very healthy. But today, I noticed swarms of small black…

Ninebark mildew

I planted a Coppertina Ninebark two and a half years ago and it has been suffering from what I think might be powdery mildew. Its leaves are withering. How do I get rid of the mildew? The bush is shaded…

Fruit Trees

We have a plum tree,a wild and sweet cherry tree,and recently purchased a pear tree.I do not want to spray the trees with any insecticide.Is there anything else I can do to help keep the fruit from getting all buggy?Appreciate…

lilac under a big tree

I had a large tree removed this spring. Under it is a lilac bush which is growing, but is spindly and lacking vigour. What should I do?…

Tree Selection

I like advice on a native tree for my back yard. I have contacted LEAF about their back yard planting program but I don’t know which tree would be best for my small city backyard, which has lots of sun.…

Storm-damaged 40-year-old birch tree

Heavy snow forced a branch of our wonderfully big birch tree to tear away, double back and create a long split on its supporting branch. The split is about 16 inches away from the main tree trunk. I know I…

Fruit Trees,cherry

We have two apricot trees in our backyard which are not doing well and we are thinking of replacing them with cherry trees.  Can the cherry trees be planted in the same spot?  What is the best time to plant? …

Moving Shrubs

Hello; I live in the Toronto area and would like to move a viburnum plicatum, Summer Snowflake, that is about four feet high and has been in its current location for about 5 years. The flowers are starting to form.…