My magnolia had a problem with magnolia scale last year. Will it come back, and should I take some action to protect my tree? The leaves were covered in a black mold late last summer. — Frank Butler, ...

I got an email with some pictures a few years ago asking me about magnolia scale, which is a topic I have written about for a number of years. I feel confident the insect was magnolia scale. The ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Credit: Getty Images/Photos from Japan, Asia and othe of the world Seeing a magnolia tree losing ...