A reader asks how to prune the canes of raspberries that produce in July, then a second crop in September/ October.
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Readers are invited to submit their gardening questions, which will be answered online.
Hamamelis virginiana, our native witchhazel which blooms in fall, as well as H. vernalis are cold hardy for Edmonton.
Dahlia tubers that were put to bed in peat moss in the basement have started to send up shoots. Nick Vanderheide of Creekside Growers says what to do.
A reader asks whether to add nitrogen to their garden soil because they spread wood shavings mixed with rabbit droppings.
Judith Adam responds to reader question about a passion flower plant that’s growing green leaves but not many flowers.
When I bring my rosemary plants into the house for the winter, they get a powdery mildew that kills new growth. How do I treat this?
Why won’t my eucomis bloom? They did bloom the first few years, but for the past three, they have grown only leaves. I give them lots of sun and water, and occasional fertilizer.
How can I eliminate crabgrass? Unfortunately with this year’s drought the only thing growing is crabgrass. So far, I have been digging it out.
I stopped watering my amaryllis at the beginning of September as usual. As I was about to store them, they started growing new flower stems! I have been growing amaryllis for 20 years and this has never happened. What should I do?
What are suitable plants for a windy north facing fifth floor balcony in Toronto (zone 6)? I am looking for plants that can withstand the wind, and can do reasonably well without much direct sunlight.
I planted cuttings of my variegated pothos that had been rooted in water. That was over a year ago and they have not grown a centimetre.
How to eradicate rose slug sawflies? Each year they devastate my roses, and this year they added Mountain Ash to their menu. I try and keep up by picking them off daily, and I spray with the appropriate bug spray. Even so I cannot keep up. The Mountain Ash is now a skeleton, except for a few of the lower branches!
I have just read an article on hydrangeas, saying that some hydrangeas flower on the old wood? Eureka! Is pruning mine back each spring the reason why the bush has luscious green growth, but no flowers?