crowrita1 said:http://irises.org/About_Irises/Cultural%20Information/Grow_Bearded.html you may find some useful info here.
Yes, I've seen that before from the AIS. It is very confusing. It talks about spacing rhizomes 12-inches apart - then it shows a triangle and indicates the 3 rhizomes are spaced 8-inches apart. Duh ! So, what gives here ?