There are few things worse for an orchid grower than to discover your delicate plant suddenly appears to have no living, viable roots, and you are helpless as to how to save it.  Shriveled roots on an orchid are a source of stress for every orchid grower because without roots your orchid will dehydrate and, eventually, die.  In previous posts, I discuss a number of measures you can take to avoid reaching the point where your orchid's roots start dying.  In articles about re-potting an orchid and trimming an orchid's dead roots, I discuss the importance of these preventative, prophylactic measures in preventing root rot.  However, unfortunately, bad things do…