Elm beetle

My elm has many leaves full of holes and after inspecting it I saw a lay of pulpas and prepulpae around the base of the fence next to the tree. How can I get rid of it, can I just…

red japanese maple leaves drying up branches dying

Hi my 15 year old red Japan Japanese maple seems to be dying some branches were completely dead after last winter and the leaves are drying up, curling up and dying. the nursery gardener advised fertilizer spikes which I did…

Plant a tree at road-allowance (City of Toronto)

I cannot find specific rules for planting tree at road allowance in Toronto. Can I plant my own tree which is not from https://www.toronto.ca/data/parks/pdf/trees/street-tree-brochure.pdf such as different variety (not listed) Fagus Sylvatica Tri-Color (European Beech)? I believe it was required…

Aphid honeydew on trembling aspens

Hi! I live in Toronto’s West end (near-ish to High Park). We have three trembling aspens in our front yard that get infested with aphids that drop their sticky goo like rain on the car parked in the driveway, any…

Japanese Maple

Our 12 yr old Japanese maple appears to be slowly dying. It did not bloom as normal and the leaves are curling. The past few weeks it began to grow new shoots. Red colour in picture. Please can you help.…

Emerald Cedar Dying or Sunburnt?

I live in the GTA and have planted 10 6ft Emerald Cedars early this spring. They have all done really well until now with the exception of 1 which is now showing signs of trouble. They are planted along a…

Coral Bark Japanese maple

3 year old maple – 4 feet high – in well drained soil – 5/6 h of sunlight – zone 6A – approx. 1km from Lake Erie shore in Ridgeway – two thirds of crown is well leafed out with…

Japanese Maple Problem

Hi I planted a Japanese Maple about two years ago. Last fall I noticed a few of the top branches lost their leaves. This spring I noticed the problem had spread somewhat. I cut away the dead gray branches and…

Tree selection

Given climate change and the fact that my sapling sugar maple in the park has died, what is a tree species ? This would be something needing little or no maintenance. What is Toronto hardiness zone?…

Cherry Tree

My client has asked me to inquire about a cherry tree they are having to cut down. It has sentimental value to the owner and they are wondering if they could take a cutting of the tree and regrow it…