Two questions from readers: million bells get brown, bleach on roses

Question #1: What should you do about million bells that get brown? Here’s a question from reader Jim Barbati: “Every year in mid-August my million bells begin to brown out on the underside of the plant. I think the cause may be white flies. Any ideas about how to control this? Thank you.”Question #2: Can you save a rose that was damaged by bleach? Here’s a question from Charlotte Luksic: “I sprayed my roses with water and bleach. Is there…