Many plants seem healthy at a quick glance, but take a closer look to make sure there aren’t any disappointing surprises. Photo courtesy Mike Weber Greenhouses by Connie Oswald Stofko You’re at a garden center and you have found the variety of plant you want. There are several specimens to choose from. You pick up a pot. Is the plant you hold in your hand healthy? If it has something wrong with it, how would you even know? Jen Weber,…