Thornless roses (Rosa spp.) are seldom completely thornless; in fact, roses with no thorns are rare. Some thornless roses may even sprout thorns under certain growing conditions. Thornless roses are often a result of a natural mutation that results in a chimera.

Are there any rose bushes without thorns?

Fortunately, there are a number of roses that have smooth or nearly thornless stems, which can be planted near walkways or front porches without posing a hazard to those passing by. ... 'Mortimer Sackler' (2002), a David Austin shrub rose with rose-pink flowers, is almost thornless and can also be grown as a climber.

What is the best thornless rose?