Hydrangea Help!

Our beautiful hydrangea tree, which is 10 years old and a stunner every year, is shedding leaves. They are turning yellow and have green splotches and black dots on them. This has never happened before. We think the tree may…

Are leafhoppers common on Rising Sun Redbud

I have this tiny long green insect (about 3mm) on the underside of my Rising Sun Redbud leaves. From my research, it appears to look very similar to a leafhopper. Are leafhoppers common on Redbuds and in Ontario. What would…

Tree Health After Paving

Hi – I recently renovated my backyard and now I have stone pavers/mulch surrounding my 2 trees. It wasn’t until I finished it that I read about ‘mulch volcanoes’ and keeping the root flare exposed. I tried to dig as…

Dying Emerald Cedars

I’ve had three different sets of emerald cedars die, I’m talking about 30 of them each time. All planted by a long-standing professional landscaper, who is also puzzled. Proper watering, planting depth, etc. have been followed and even modified to…

Is this plant invasive?

Hi, I’ve attached a photo of a plant that has spread from my neighbour’s yard to mine. Can you identify it, and if it’s invasive how can I get rid of it or at leastcontrol its spread? Thank you.…

Weeping Pussy Willow Tree

I live in a downtown Toronto highrise, 11th floor, facing South — so lots of light and sun. I bought a Weeping Pussy Willow tree (15 inches tall) about 6 weeks ago. I kept it indoors initially and it immediately…

Cutting back lilac flowers

Hi there: Is it okay to trim last year’s lilac flowers in May/June being careful not to cut out new blooms in Eastern Ontario? I have regular lilacs and bloomerang lilacs.…

saskatoon berry (Amelanchier alnifolia) over sewer line?

Hi there – We live in a fairly typical old house in Toronto. Last spring, we planted a saskatoon berry shrub (Amelanchier alnifolia) in our front yard, then learned it is basically positioned over the sewer line. Is the root…

Cedars,pyramidal,

Two years ago I planted four foot cedars,this spring they are dry And a dull green,help.…