Someone else will have to answer that, @dyzzypyxxy (Elaine). I have little experience in Vanda and have never trimmed my plants' roots. I trim Cattleya alliance and other orchid alliance plants all the time, though those roots are not viable.
drdawg (Dr. Kenneth Ramsey)
The reason it's so hard to lose weight when you get up in age is because your body and your fat have become good friends.