Holly olive Osmanthus delavayi 'Perfume of Nature' including Elho Greenville black - Hardy plantPot with wonderfully fragrant, small, white flowers. The profusely flowering holly olive 'Perfume of Nature' (Osmanthus delavayi) combines beautifully with the Elho Greenville decorative pot. An exciting mix. The evergreen and hardy shrub blooms in the early spring. You do not need to prune it, but the plant will tolerate it. You should do this immediately after flowering, so that you can enjoy its scent and colour again the next year. The Osmanthus