Pollution & plants part 2

In a previous post I wrote about the effects of air pollution on plants. Today in some reading I came across lists of pollution-resistant and -sensitive species.

Dogwood anthracnose

As I’m doing this week’s reading for my master gardener class, I think I figured out what’s wrong with our dogwood tree. I’ll have to wait until the leaves are in bloom and see if it comes back, but we’ve had dead areas on the leaves ever since we bought it and transplanted it two summers ago.