An unusual and exotic45looking plant originating from the forest slopes of oregon and northern california this rhs agm hardy perennial is a lovely addition to the spring garden producing stunning pristine45white flowers over the years trillium grandiflorum will form a neat mound of flowers and foliage making a striking addition to moist shady borders and woodland gardens height 40cm 40163441 spread 30cm 40123441 supplied as a bareroot plant