This grower is sure of this plant identification.
Pot sizes are approximate but should be about right. Very beautiful bamboo, clump forming, not running.
Red fountain bamboo
Fargesia ‘Jiuzhaigou’ (Red fountain bamboo). This striking bamboo has a tight, clumping habit and a shorter stature, to 3m.
New canes emerge green, then turn deep red before eventually going light orange.
Ideal specimen garden bamboo