Winter-active, very non-dormant FD=9.3 alfalfa. Very high yield potential under 8 to 11-cut harvest managements. Highly resistant to all major aphid and nematode pests. Ideal FD=9 variety for the cash hay producer; WL 668HQ.RR consistently produces big yields of leafy, fine-stemmed hay with high forage quality. Salt-tolerant at seed germination, similar to the salt-tolerant checks. Outstanding persistence and long stand life on your toughest fields.