Allelopathy of sunflower plant itself*

I have been trying to do some research about the allelopathy of sunflowers. I read a helpful response from one of the master gardeners who was replying to a person that had a birdfeeder and sunflower hulls would drop beneath…

Zinnias being eaten*

The zinnias I planted from seeds are growing beautifully and are being eaten by I don’t know what. is there a remedy? Thanks…

Propagating a lobelia*

I’m wondering if you can propagate a lobelia from the leaves and flowers. Unfortunately, one of my plants in a container died because it was under-watered. But I do have the leaves and flowers from the other one. Could I…

Oregano*

I bought this oregano plant 4 years ago and was wondering if it is in fact an oregano plant. I tried drying it last year and again this year and it has no oregano smell or taste. It just smells…

Mounding Dipladenia*

Hello, I am in Toronto and my question is: Can mounding dipladenia withstand hot afternoon sun? I’ve planted there Non-stop begonia and their leaves were scorched. I had to move them quickly. I like dipladenia. Can it tolerate that situation?…

Forget Me Not forgetting to flower*

Hi – I purchased a few Forget Me Not plants from a reputable nursery. They were planted last May, there were no flowers on them when I purchased. Watched them for the entire spring and summer, the plant spread but…

RE: Zinnias Tall Varieties*

Hello, I can’t seem to find the Zinnia tall varieties anywhere in Toronto. Is there still time to plant them from seed (if I don’t find any plants)…If you happen to know a place who sells the tall varieties, I…

Is Nicotiana Safe For Pollinators?*

Is Nicotiana safe for pollinators? Everyone seems to be asking the question on line because of the danger of neonicotinoids but no one seems to have the answer. Also – I have recently heard that many annuals are treated with…

neonicotinoids*

Hi there, I know you don’t recommend nurseries but do you know if there are any nurseries in Toronto that sell annuals that have not been treated with neonicotinoids?…

Pill Bugs*

Hi, Every year my front and rear garden is overrun with pill bugs. We are in east York and have sandy soil. Since we’ve moved in four years ago, I’ve put a lot of time into our garden and every…