1) I always had to apply a rooting hormone to the area where I striped the bark for a "air Layer" (2) If left any bark in the wounded area it had a tendency to regrow & roots would not form

hello

i am michel mew at this site how r u all

Here is a link that might be useful: Solid State Relay

I was given a large pot with two fiddle leaf tree stalks, both over 5 feet high, with only leaves on the top foot. I cut the stalks down to 2 feet, separated the roots, and repotted into separate pots. This was several months ago, and I just forgot about them. Yesterday I was surprised to find both breaking out new growth from stalks that appeared dead. I am anxious to see what the revived plant will look like. Al