Unseasonably mild weather in late winter is bad news for a spring-flowering magnolia, as it coaxes it to open its blossoms too early. If it is followed by an arctic blast of cold air, the glorious ...

Q: My ‘Ann’ magnolia tree lost its leaves early this year, and I noticed small white splotches all over the branches. What’s wrong with it? Write to the Missouri Botanical Garden’s Center for Home ...