Mine look like that as well and have stopped growing altogether. In south MS, and they came up too early on March 1st. Then we had a 3 day winter freeze before Easter. Tried to cover the plants. They grew another foot and now have stopped growing. Do have some new growth climbing around...
Trying hops in Columbia, MS First year of 2 Centennial and 2 rhizomes of Cascade. Little over a month, one Cascade is at 10 ft. Looking forward to see these babies grow