Hyssop falling over

Hi there, I planted a giant hyssop and a regular anise hyssop June this year, they both grew and established very quickly. However, they are tall and a bit weak in that the top with the flowers are falling over…

Fall Mums

If I purchase fall mums, nurture indoors and replant outdoors Spring 2020 would they root well enough to endure winter of 2020/2021…thanks…

insect or disease

can you identify the culprit that shreds the leaves on this plant & advise a remedy…

Garden mulching, composting and landscape fabrics

I’ve been weeding, reducing certain plants and shrubs and planting new ones. I intend to lay down compost and mulch. My questions: -Do you recommend using landscape fabric, or does it prevent perennials (and spring bulbs) from coming up? I…

is this Azalea sick?

I have an Azalea inherited from the house we bought last year (not sure what kind of Azalea this is) it was blooming very well with orange flowers this spring, but I notice the foliage color is too yellow-ish comparing…

Unidentified leaf – maybe Cardinal flower

Last fall, I accidentally snapped off a cardinal flower plant at the ground level. This growing season I have been looking for it among day lilies. I found a clump of leaves, one of which I have taken a photo,…

Sick Hibiscus flower

I have outdoor hibiscus for 30 years in Guelph, in the last 10 years I noticed infection of black spots on the red hibiscus and the flower is deformed. I asked several horticulture specialists and used all their advices, but…

Phlox and powdery mildew

Lavender colored phlox grows in mostly clay soil develops mildew each year. It is in a sunny area not over watered. How can I prevent this?…

bamboo

Let me explain that I have a bamboo hedge about 50 feet long and is on a slop which is anywhere from 12 to 14 plus feet wide, with a runoff stream at the bottom. During the Muskoka Rive flood…

Transplant fertilizer

I have just transplanted some perennials. Given that it is the end of August, is it too late to use transplant liquid? Also, should I wait until spring to use evergreen fertilizer or can I fertilize now?…