Originally Posted by ed2hess
Those roses are anemic and need more fertilize. You have got to fertilize them monthly year round. New ones isn't going to solve the problem of them not growing. And don't overthink this pruning you can't hurt knock out roses but don't cut them to the ground. Take a winch to em
Those could be pulled out by hand.
Your willing to pull an established KO out with your hands, feel free. They do have sharp spines my friend, and there is not root root here. No thanks.