hemlock tree

Hi, last spring I transplanted a small hemlock (about 4′ tall) to an area that is basically the same soil composition, mostly clay. It struggled through the summer and lost a number of needles at the top. Some of the…

Flamingo Box Elder

I have a flamingo box elder on my recently purchased property that looks as if it was recently planted. Is this tree invasive, does it have pests, should it be left in or removed? Any comments?…

Badly damaged cedar hedge

hi there — i discovered major damage to my 18-year-old cedar hedge last week due to the careless and incompetent contruction workers next door. they’ve crushed half of my hedge and i’m wondering how to save it from further damage…

To repair injured grafting point

I have standard form of Japanese maple. Three years ago I saw my cat using it as scratching post, to my horror . I have since put wire cage around trunk, however there are more and more brown leaves and…

Plant identity

Last summer I saw this plant growing so happily is the worst possible conditions in downtown Toronto. It is in a hot, dry and mostly shaded location, exposed to car pollution all day long on Richmond Street near Yonge Street…

Pruning Mature White Cedar Trees

I live in Toronto. My back yard has a hedge of 40-50 ft. white cedar trees. The branches have spread 6-8 feet from the truck. I would like to prune the branches back to 4 feet. Will this harm the…

Blue Spruce Decline

I have 2 blue Spruce (not sure which cultivar) that are showing browning of the tips (see pictures) They are growing on the south side of the house in Aurora. There is some shade from the Ash to the south…

Best winterberry

Being Christmas and looking forward to future Christmases, I am interested in planting a Winterberry. Since space is not an issue, what variety would be best in sandy soils with a Barrie climate. I am interested in using the berries…

Hardy Camellias in Toronto

Hi, Where I can buy hardy camellias (e.g. Zone 6 or 7) in Ontario? I’d like to grow them in Toronto. I have a coldframe to overwinter them. Thanks, Rocky…

Best time of year for planting trees

How late in fall can one plant a tree (and not a young, skinny one)? When in spring should one plant? Does it depend on the species? What is the best time of year for planting the following trees in…