Is it OK to plant Impatiens in Toronto gardens?

What’s the current status about planting impatiens in the Garden in Toronto ( Zone 7)? Many varieties were hit by a virus and would frizzle after panting them. Are they free from the virus now? Can I bring them indoors…

Dwarf Burning Bush

I live in North York. In the summer my purple lace died in the front of my house due most likely to verticillium wilt per you when I phoned. The plant was removed roots and all. I need to get…

Thin black patch on apple tree

Hi I noticed this on a branch of my September ruby apple, I live in Saskatoon. I’m hoping you might be able to identify it and if it needs treating. It’s a thin black layer, almost like mildew, that you…

Potential Fungus growth on backyard evergreen

Hello, I hope this email finds you well and you are staying health. Last summer I trimmed a few lower branches of my evergreen tree. It seems that there is a fungus infection at those cuttings and I was wondering…

Phlox and powdery mildew

Lavender colored phlox grows in mostly clay soil develops mildew each year. It is in a sunny area not over watered. How can I prevent this?…

Garlic Disease

I, and my neighbours are having trouble with our garlic this year. We are located is south east Toronto, Leslieville. The picture 1 attached is of a garlic that was planted using a clove from last year’s harvest and has…

Plant disease

I have brown spots on my plants – the Rozanne and other geranium and dead nettle. I think it might be leaf spot. The nursery thought it was leaf scorch. What do you think and how might I treat it…

Apple & cherry trees

Hello, Our cherry tree has no leaves or fruit this year. The Apple tree next to it has very few leaves on it. Some are curling, brown and very few healthy leaves on bottom of tree. We have an espalier…

Cherry blossom tree diseased?

Hi there. I have some type of blossoming tree which was beautiful early spring. But once it lost its blossoms it has really suffered. It looks like some kind of fungus or disease. Any advice?…

Swiss chard – leaves look burned

I have swiss chard growing in a pot. Tag says it needs full sun but the leaves look burned when I put it in sun. It has good soil mix and a big enough pot. I don’t wet the leaves…