Is it damaging to the bushes to prune knockout rose bushes in the Fall? We have some in our community that have overgrown walkways and become hazardous to walking especially at night.
They are best pruned in the spring or when they are dormant. Pruning any plant in the fall can encourage new growth that won't be hardened off by winter, which can result in damage. However, for safety's sake, you should lightly prune them at any time.
No additional details.
Double Knockouts would be my go-to. The cultivar "Radrazz" seems to be the most resilient. These articles will help: