I’d never thought much about house sparrows, except to notice that they’re among the most-frequent visitors to my bird feeder (whenever Sarah fills it for me). Then, a few days ago, my neighbour M called me over to show me his homemade sparrow deterrent, based on the Magic Halo. He’d made the halo frame from […]
Tarry black spot on maples
Black tar spot of maples (Rhytisma acerinum) is one of the few excuses I can accept for sending your leaves off in the yard waste truck. Toronto gardeners have likely noticed this unsightly fungal disease over the past few years. It manifests as dime- or quarter-sized black spots on leaves, hitting many kinds of maple […]
Our urban forest: Life and death of a tree
When my son came across this circa-1928 image in the Toronto archives, I realized how much we take our urban forest for granted. This is a picture of the school across the street, taken from what is now our front lawn. And here is how the same scene looks about 80 years later… That tiny […]
Don’t do this to a tree
It never ceases to amaze me what evil can be done to a tree, simply with a tie and a stake. These homeowners probably thought they were doing a kind thing to their young tree, propping it up with a stake. However, this poor puppy should have been let off its leash long ago, before […]