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…

How to trim large (forsytha) hedge

My husband and I recently purchased a 19th century, Toronto-area farmhouse, including a hedge that may be almost as old. The property is generally in need of updating, and there has been little, in the way of proper landscaping. I’m…

Black Walnut

There is a large 35′ Black Walnut in the back corner of my neighbours yard. I don’t know if this is the culprit but I can’t seem to get my cedar hedge to thrive near this tree. In fact not…

Acer griseum

Hello. I am doing a presentation on the above tree and want to ask for help in identifying any cultivars or hybrids. Thanks.…