Download Mock Orange Plant Zone Background. Mock orange don't normally need feeding, however, if your plant seems to be. Cheyenne mock orange (philadelphus lewisii) is a tough and beautiful native xeric shrub with incredible white blooms and citrus fragrance that to determine if a plant is sufficiently cold hardy, the usda created numbered zones indicating winter low temperatures;
It is classified as a shrub (bush) as the mock in its name suggests, mock orange is not a true orange.
Most are deciduous but a few species from the south of the genus' range are evergreen. Mock orange shrubs don't require much special care. Full sun, partial shade hardiness: They look great in rows, and really smell great when planted in groups.
