Joanne in Oshawa, Ontario, asks: 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. Judith Adam, horticultural consultant for Garden Making, replies: Crabgrass (Digitaria sanguinalis and D. ischaemum) is an annual weed found in thin or bare areas of lawns. It flowers from July … [Read more...] about How can I eliminate crabgrass?
Ask your gardening question
Sylvain in Montreal, Quebec, asks: I stopped watering my amaryllis at the beginning of September as usual. The leaves yellowed and were cut off. As I was about to store them for 10 weeks in my cool, dark cellar, they started growing new flower stems! I have been growing amaryllis for 20 years and this has never happened. What should I do? From Dugald Cameron, bulb … [Read more...] about How to overwinter amaryllis?
Laura in Toronto, ON., asks: What are suitable plants for a windy, north-facing, fifth-floor balcony in Toronto (Zone 6)? I’m looking for plants that can withstand the wind, and can do reasonably well without much direct sunlight (i.e., receiving sunlight during the summer only in the early morning and evening as the sun rises and sets). Beckie’s reply: I assume you mean … [Read more...] about What are suitable plants for windy balconies?
Sylvain in Montreal, QC., asks: 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. They live in the same conditions as their parent plants. I feed them with Acadie Seaweed (0.3-0.3-4) that works well for all my houseplants. I’m puzzled. Judith Adam, horticultural consultant for Garden … [Read more...] about Why aren’t my pothos plants growing?
Victoria in Port Hope, ON., asks: How do I eradicate rose slug sawflies? Each year they devastate my roses, and this year they added mountain ash to their menu. I try to 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! Judith Adam, horticultural … [Read more...] about How to eradicate rose slug sawflies?