I have been told green is the witch's or Wiccan color, and that it has something to do with their sexyuality and/or profession.

I suspect someone is having you on. Happens a lot in folklore. I had a few people convinced that North West Morris was invented by Blind Willie Higginthorpe, Lamp Man at Wet Earth Pit, who used his enhanced sense of hearing to locate rats and stamp on them with his clogs.

:D tG