Doublefile viburnums
Thank you for reading my question. I am wondering what you might advise when it comes to doublefile viburnums. I do not think they have been noted as invasive in Ontario but there are some places in the U.S. where…
Tag Archives: invasive
City of Toronto compost – does it contain garlic mustard?
I have two bags if compost that u picked up at a city environment day last fall Recently someone e told me that city compost is contaminated with garlic mustard. Do you have any knowledge and advice about this? Hesitant…
Honeysuckle vines
What is the most fragrant, noninvasive Honeysuckle vine for Toronto?…
Rose of Sharon Seed pods or Flower Buds ( ? ) still remain
My previous question was an enquiry about removing the unopened pods ( ? ) on my ROS. You had asked whether they were seed pods or flower buds. There are still 20-25 unopened round, brown, grape or marble sized ones…
Mulberry Sucker
When I first planted my mulberry I didn’t know you were supposed to cut off new shoots. I now have a sucker that has taken over my weeping mulberry and is a huge tree. It produces large amounts of fruit…
(1) Should I let annual fleabane in my garden be? (2) Confirm that the eastern salt marsh aster is not native to Ontario
Hello,
I’ve noticed the at annual fleabane is growing in my garden and I am conflicted about what I should do about it. I am trying to grow a native garden and I’m worried that since the annual fleabane is…
Lily of the Valley- Is it invasive?
I just bought Lily of the Valley at a nursery and was wondering if it is invasive? Should I plant it? I love the smell of the flowers or or should I take it back to the store?
Thank you…
Burning Bush prematurely turning
Hello,
We thought that our burning bushes were mysterioiusly dying this year, however, I have seen several other bush’s in the same condition around Toronto? Is there something in Toronto that is causing this? Are they dying or sinply just…
Vinca die-back
Many of my vinca ground-cover plants are dying back. These plants have been healthy for many years. Symptoms include: black stem, yellowing leaves that turn brown and fall off. I am hoping there is a way to reduce the spread.…
Japanese knotweed
Which chemical I can use, to kill the Japanese knotweed. And where to buy. I’m in Canada Ontario…