Onion planting with potatoes

I saw on a recent publication the suggestion to plant an onion with potatoes to ward off a specific beetle. Two questions: 1. Is this appropriate when growing potatoes in a container or just in the ground?; 2. Can I…

Sunflowers Allelopathy and Vegetables

I read with interest your reply to a previous question here: https://www.torontomastergardeners.ca/askagardener/plants-that-will-survive-sunflower-seed-hulls-toxicity/. I planted sunflowers in a part of my vegetable garden and was not able to use it this year. Are there any vegetables that will grow after a…

Foundation Shrubs

I want to purchase 2 shrubs to give and plant for my family who live in downtown Toronto, I think zone 6. They have southwest exposure so lots of sun and the hot setting west sun. Their front yard is…

Ants on Fava Bean Plants

There are ants climbing on some of my Fava Bean plants and the plants seem to be suffering – what is the problem and is there a remedy? Also, are there companion plants that could be put in to help…

Companion Planting: A Toronto Master Gardeners Guide

Companion planting is an effective beneficial practice that organic gardeners can use to grow healthy, vigorous plants. While not scientifically researched, companion planting is based on long-time observations about the benefits of planting certain species in close proximity to others.…