Bad things can happen to good plants — even when you carefully tend to them. It’s a sad fact that gardeners — and garden centers — deal with year in, year out. That’s how it is with Anderson’s Home ...

Last year, I noticed the yellowing and spotting of some of the leaves on my Knock Out roses. The same thing is happening this year. Can you diagnose and suggest what to use? For some reason, I thought ...

Q: We have star jasmine, coral honeysuckle, and Peggy Martin rose plants in our landscape. All have bloomed beautifully through this season, but now the plants are turning yellow. I fear that I might ...