Mexican orange blossom is a popular shrub grown for its evergreen foliage scented blooms and tolerance of difficult growing conditions including coastal gardens choisya ternata 39sundance39 bears glossy evergreen bright yellow leaves above which fragrant white flowers are borne in late spring and again in late summer and autumn this neat and compact shrub is a fantastic low45maintenance addition to borders where the yellow foliage contrasts well with darker foliage this rhs ag