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About Lewis’s Mock Orange
Lewis’s mock orange (Philadelphus lewisii) is a native deciduous shrub with arching stems, opposite green leaves, peeling bark, and fragrant white flowers. The flowers usually have four petals with yellow stamens in the center, and their sweet scent is often compared to orange blossoms. In bloom, the shrub can look like it has been dusted with little white stars.
The leaves are simple, oval to elliptic, and arranged in opposite pairs along the stems. The bark is reddish-brown to gray-brown and may flake or peel as the branches age. After flowering, the plant forms small woody capsules that hold many tiny seeds.
Lewis’s mock orange is a beautiful shrub for wildlife gardens, woodland edges, and native hedges. It has an old-fashioned garden charm without feeling fussy: white blossoms, green leaves, graceful branches, and fragrance drifting through late spring or early summer like invisible confetti.
Where Lewis’s Mock Orange Grows
Lewis’s mock orange is native to western North America, from British Columbia south into California and east into parts of the northern Rocky Mountain region. It grows in open woods, forest edges, meadows, thickets, rocky slopes, streambanks, creek edges, seeps, canyons, chaparral, and pine or fir communities.
This shrub can grow in full sun to part shade. It usually flowers best with good light, but it can also work as an understory or woodland-edge plant. It prefers well-drained soil and can tolerate a range of conditions once established, including dry to moist sites.
In gardens, Lewis’s mock orange works well as a wildlife hedge, fragrant shrub, background plant, slope stabilizer, woodland-edge shrub, or natural screen. It pairs beautifully with oceanspray, serviceberry, ninebark, osoberry, Oregon grape, snowberry, roses, ceanothus, native grasses, and other western woodland or shrubland plants.
Pollinators It Supports
Lewis’s mock orange flowers are pollinated by insects, especially bees, and the fragrance can attract other visitors as well. The white flowers with yellow stamens are easy for insects to find and use, especially during the late spring to early summer bloom period.
Good pollinator examples for a western coloring page include the yellow-faced bumble bee (Bombus vosnesenskii), black-tailed bumble bee (Bombus melanopygus), fuzzy-horned bumble bee (Bombus mixtus), small sweat bees such as Lasioglossum species, mining bees such as Andrena species, and hover flies such as Toxomerus marginatus. Butterflies may also visit the flowers, including the western tiger swallowtail (Papilio rutulus) and woodland butterflies such as the common wood-nymph (Cercyonis pegala).
Nocturnal moths may be drawn to the fragrance, making this shrub useful beyond the daytime pollinator shift. Later in the season, the tiny seeds may be eaten by birds such as quail, juncos, thrushes, bluebirds, chickadees, flickers, finches, grosbeaks, and goldfinches, while the arching branches provide cover. For a coloring page, Lewis’s mock orange pairs well with a bumble bee on a white blossom, a hover fly over the yellow stamens, a western tiger swallowtail near the flowers, or a goldfinch among the seed capsules.
Coloring Tips
Color the flowers white, cream, or soft ivory, with yellow or golden-yellow stamens in the center. Add pale blue, light gray, or very soft lavender shading around the petals so the white flowers stand out. The petals are broad and simple, so keep the flowers clean and open rather than frilly.
The leaves are medium to deep green, with lighter green along the central veins. The stems can be reddish-brown, gray-brown, or cinnamon-brown, with older bark peeling in thin flakes. Young twigs may be greener or warmer brown.
For the background, place Lewis’s mock orange along a woodland edge, meadow border, creekside thicket, canyon slope, or native hedgerow. Add grasses, serviceberry, Oregon grape, roses, pine needles, rocks, or dappled shade nearby. To show wildlife value, include a yellow-faced bumble bee, black-tailed bumble bee, hover fly, western tiger swallowtail, common wood-nymph, or goldfinch near the flowers or seed capsules.