Plum Tree Black Knots *

Dear there, I am writing this for my mother-in-law. Three plum trees in our backyard are having severe black knots. Can we get help from you? or Can we get an expert to treat the trees? We would like to…

Choosing Dwarf Evergreens

Hi, I was wondering if you could recommend a slow growing evergreen tree for my front lawn. I live in Toronto where my house faces north. I am redoing my front lawn/driveway and am trying to decide what to plant.…

Japanese Weeping Maple Tree*

Toronto Master Gardeners Re: Japanese weeping maple tree I have two Japanese weeping maple trees is my garden, a red one and a green one. The red maple is about 15 years old. It is about 7 feet high with…

Planting a Copper Beech Tree*

I planted a Copper Beech purchased at a local nursery two weeks ago. I have planted hundreds of trees, so I have some experience digging holes , adding triple mix to the soil, and planting. This tree seemed fine until…

Heptacodium miconioides – Seven Son Flower*

I read about this plant in a Marjorie Harris article and on Paul’s Plant Picks on this website. Do you know where I would find it in Toronto? I have been searching for an interesting small tree for some time…

Syringa reticulata ‘ivory silk’*

My syringa reticulate “Ivory silk tree has dead branches & wilted leaves. Could this be verticillium wilt? If so, how would I treat it? We are having a very dry summer so is it possible that it needs a good…

Pagoda dogwood*

I think it has golden canker- I will trim but is there a spray ?…

Weed Identification – East York*

Trying to get some help in identifying this weed. It comes up every year. It grows everywhere. When it grows in the lawn it looks like a tree sapling. Anyhow, when you touch its leaves, an unpleasant musty smell remains…

Cedar Not Doing Well*

Hi there, I have a small cedar at the front of the house. Planted a year ago. It is slowly going brown in the front centre and its expanding. It’s getting enough water. What can I do about this?  …