Pale Green Maple Keys

Help! Do I have to remove the new pale green maple keys from the new soil so they won’t germinate? We are having new sod put down. At the moment the old sod is off, the ground is levelled and…

Hornbeam Disease

I have a hedge of about 80 hornbeam trees. They have significant number of inner branches that are dead, with black spots in them.  The branches seem to be killed by the black fungus, starting at the tip of the…

Toronto Tree Planting Notice

There are 2 mighty Austrian Pines between the 2 arms of my semi-circular driveway (which we originally planted ourselves, transporting them in a station wagon). Later we had a crab apple tree planted between them. It eventually became kind of…

Japanese Yew

In Toronto. Zone 5 – 6. I have three Japanese yews, pyramid shaped planted to be a barrier from public scrutiny. Two are flourishing. Replaced the third twice. The needles yellow and the plant slowly dies. The soil is basically…

Replace Emerald Cedars with something else

Hello, I am looking for a replacement for emerald cedars, Niagara-on-the-Lake, ON, zone 7a, clay soil. These were recommended by our landscaper but after three years and drainage issues, and drought, and multiple replacements of emerald cedars, it’s time to…

Magnolia Scale

I have a wonderful large Magnolia tree that is probably 50 years old.  It is infested with magnolia scale.  I have tried different treatments but none have worked.  What solution would you recommend?    …

Tree Seeds

Hi I am traveling to Toronto in the next few weeks and I would like to buy seeds for some of your native trees and try and grow them. Where can I purchase seeds?…

Cornus Kousa

We have 5 of these kousa clumps in the southwest part of the yard along slope behind our pool in north oakville can the bottom branches be pruned now? April 15th today. They are approximately 6 years old and have…

LEAF Backyard Tree Program

Hi. I attended a seminar on Apr 8 at Port Union Library. The woman mentioned a program sponsored by the city of Toronto that homeowners could purchase 3 shrubs and/or trees for $100.00. Unfortunately, I forgot to pick up the…

Pear Tree

We live near London, Ontario.  We have a large Bosc pear tree that was already in the yard when we moved in 12 years ago.  The fruit the tree bears is deformed or has dimples with a woody piece under…