Found this mold in gecko enclosure should I be concerned???

This stick was higher up touching my bromeliads should I be concerned I don’t really see it anywhere else I’ve seen some other mold grow but it wasn’t black . I’m throwing this stick away but not sure if I need to do anything else.

This stick was higher up touching my bromeliads should I be concerned I don’t really see it anywhere else I’ve seen some other mold grow but it wasn’t black . I’m throwing this stick away but not sure if I need to do anything else.