Ask Categories: Trees & Shrubs

Tulip tree

We live in the city of Toronto. We have a tulip tree in our back yard. It is planted in partial sun. Every year, the leaves turn yellow with dark brown spots and end up falling off the tree. I…

Privacy trees

We recently put in a pool and created a 4 foot flowerbed on both sides, separated by a 4 foot path. We have a 6’ wooden fence but we’d like tall trees on both sides that may grow up to…

Pruning in the summer

I am in Burlington Ontario and have a beautiful Katsura tree planted about 10 years ago. It is in a protected area between my home and the neighbour. The lower boughs are growing quickly and overhanging a pathway. Can I…

Sunburst honey locust

I bought this honey locust 3 yrs ago . It looked beautiful last year, but this year it grew all new shoots and the old branches are bare. I don’t know why it did this and do I remove all…

Japonica Camellia

I am interested in buying a Japonica Camellia, family of Theaceae. Please advise where I can get them in Toronto. Many thanks,  …

Rhododendron care

My rhododendron did beautifully this year. Can you tell me the best way to care for the plant after it has bloomed? Should I prune it now or wait? Thanks!…

Thuja ‘Green Giants’ pruning

Hi….we have a hedge of Thule “Green Giants” we planted because we needed a rapid growing hedge…which we now have. But we want to stop the vertical growth as they are becoming trees and difficult to prune at their sides…

Ant colony at base of large maple

Hi I was doing some cleaning of brush away from the base of a 30 year+ maple and noticed a huge ant colony at the base of the tree. Ants were also going up the bark but did not appear…