Morning Glory colour change

Does the colour of morning glories change according to the soil chemistry, as some hydrangeas do? For years I’ve planted morning glories against the wall in my front garden (I’m in Toronto). I love the big Heavenly Blue ones. I…

Hydrangeas bloom, but stay green

My hydrangeas (hydrangea arborescen) seem very healthy and always bloom. The blossoms are green at first, sometimes turn white, but then turn back to green and stay that way. They are in two beds at the front of my south-facing…