Brown on Spruce needles

Hello Toronto Master Gardeners, Our Black Spruce normally gets brown needles on the inside, which fall off. This is not an issue, normally. But now, there is much more blastiness all over the tree. Kindly see attached. Is this just…

Hibiscus stem turned brown/black

Hi, I transplanted a Summerific Hibiscus (Ballet Slippers) in early fall, but its leaves started falling off, and now most of the stem has turned into brown/black. My other hibiscus that I transplanted at the same time have also fallen…

Apple pests/diseases

I have 1 Honeycrisp and 1 Empire Apple tree in my backyard. I’ve had trouble in the past with codling moth – they are a problem every year. I put out molasses and cider traps in the spring along with…

Using Disease and Blackspot Control Fungicide

Hi there, we bought a house this year and the house came with a rose bed in the backyard. I believe they are Australian roses (but I might be wrong). The roses has some sort of a pest since almost…

Tomato leaf disease

This summer, as with many years past, I nurtured three tomato plants on my south-facing balcony. Two were Roma tomatoes, and, for the first time, I experimented with growing an heirloom tomato (featured in the bottom left picture). Around mid-summer,…

Diseased tree and plant beneath it

Hello, We have a huge maple ( Norway?) which shades a rock garden on a hill in the backyard. We live in Scarborough southwest 1.4 kms from the lake. This year most of the leaves have a raised bump as…

String of Pearls Problem

Hello, I have a string of pearls plant that I purchased in late July. I have it in a southeast window that has a gazebo on the deck. It came in a plastic hanging pot. I have noticed new growth…

Japanese Maple issues

Hello, I am in Zone 5 and this Japanese maple has been planted in this location for 4 years. We have a French drain that diverts the roof rain water away from this area. However, this summer the rainfall has…

BOXWOOD BLIGHT REMOVAL

I have about 60 boxwood shrubs that I suspect have blight. Many are already dry & brown & leaves removed. I understand these infected plants must be burned or buried. Do you know of any company or place where they…