>> Our project list gets filled up practically years in advance
Oh, man, I know what that is like! And I don't have any 90 acres, or one acre, or 1/4 acre!
>> In fact, it can be aggressive, if not downright invasive if not put in an area that can be controlled.
True, and that's why I'll only grow clumping bamboo. I won't even go near a semi-clumper. Bamboo species that are runners - yikes, it surprises me they haven;t taken over the earth.
Mine went from a half-gallon pot to 7 feet tall and wide in around 4 years. growth seems to have slowed, but it has almost zero soil and I didn't fertilize it much last year. I need to expand its baby bed if I hope to get culms with more girth.