petite snow white flowers of lobularia maritima alyssum maritimum, sweet alyssum or sweet alison, also alyssum genus alyssum is a

alice alison alyssum background beautiful beauty bloom blossom blossoms brassicaceae closeup cover dainty family flora floral flower flowers fragrant garden genus green ground growing leaves lobularia low maritima maritimum mulch natural nature perennials petals petite plant plants rockery seeding self sepals smelling snow species summer sweet sweetalyssum tiny white woodchips