* D O N E *
If you're really keen to get people on board start a "I Love Cactus" Facebook or Myspace account and link to your forum here.
I bet there's already a few Facebook pages with it...
But at the same... you want to try and keep good quality occupants here haha... it's a bit of an issue with these types of hobbies.
I have told a few people... but I am being a bit selective.