Philadelphus lewisii
Lewis's Mock-Orange
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Lewis's Mock-Orange (Philadelphus lewisii) - Description
Philadelphus lewisii (Lewis's mock-orange) is a deciduous shrub native to western North America, from northwestern California in the Sierra Nevada, north to southern British Columbia, and east to Idaho and Montana. It is widespread but not very common, usually appearing as an individual plant amongst other species. It was first collected by Meriwether Lewis in 1806.
Lewis's Mock-Orange (Philadelphus lewisii) - Blooming
Blooms fragrant white, cup-shaped flowers in late spring or throughout the summer.
Lewis's Mock-Orange (Philadelphus lewisii) - Growth
Deciduous shrub. Best performance in full sun or partial shade. Philadelphus works well in a shrub border or in a woodland garden. The larger species are useful screens.
Lewis's Mock-Orange (Philadelphus lewisii) - Planting
Propagate by softwood cuttings in summer or hardwood cuttings in the fall or winter.
Lewis's Mock-Orange (Philadelphus lewisii) - Pest
Scale insects. Philadelphus is also susceptible to powdery mildew, fungal spots, rust, and gray mold.
Lewis's Mock-Orange (Philadelphus lewisii) - Soil and irrigation
Well-drained soil. Water freely during growing season. Keep moist in winter.
