Northern Territory,
Australia 
how big do cordylins grow up to?
16 Sep, 2010
Answers
Exactly as Jezzybear states above, Guest. The cordyline australis - for example - can grow over 60ft tall!
16 Sep, 2010
Not in our climate though surely Busybee?
19 Sep, 2010
That would depend on what type you have :)
16 Sep, 2010