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Mock orange, clusters of white four-petaled flowers with yellow centers

Beginner’s guide

Mock Orange

Philadelphus genus

Spring flowers that smell like summer.

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Highlights

Mock orange is one of those shrubs people remember long after they’ve forgotten the name. Its arching branches erupt in white blooms in late spring, filling the air with a citrusy scent that stops you mid-walk. Easy to grow, adaptable, and generous with flowers, mock orange is a classic native shrub that deserves more love in modern yards.

Is mock orange a good choice for my yard?

Yes, if…

Why mock orange matters

Mock orange in bloom, a shrub covered in white flowers
Mock oranges turn into gorgeous riots of flowers when in bloom

A quick name clarification (important!)

“Mock orange” is a common name shared by ~60 shrubs; it’s not a single plant. The plants known as mock orange belong to the Philadelphus genus, characterized by their four-petaled white flowers that have a scent similar to citrus blossoms. The are mock orange Philadelphus species native to Europe alongside mock orange species native to Idaho.

With dozens of mock orange species available, how do you ensure you plant a native one?

Look at the Latin name on the tag. Every plant and animal has only one Latin name; these cumbersome names were invented to help us identify plants accurately. (Don’t be intimidated! You already know and use one Latin name: Tyrannosaurus rex.) If you’re buying a mock orange without a Latin name on the tag, be wary. We recommend heading to a native nursery instead.

Let’s meet some native mock oranges which include their Latin names to help you find one:

Meet the native mock oranges

Lewis’s mock orange, white flowers with a tiger swallowtail butterfly feeding

Lewis’s mock orange

Philadelphus lewisii

Native to the western U.S. from Montana to California. This mock orange is tough, drought-tolerant, and strongly fragrant. According to the USDA, “Lewis’ mockorange, the state flower of Idaho, was named for Captain Meriwether Lewis, who collected the plant in 1806.” Does that name sound vaguely familiar? It’s the same Lewis of the Lewis and Clark expedition.

Streambank mock orange, a loose shrub of small white flowers below rocks and evergreens
Image from the Arkansas Native Plant Society

Streambank mock orange, hairy mock orange

Philadelphus hirsutus

This mock orange is native to the eastern United States, from Maryland to Arkansas. It’s often associated with woodland edges and edges of—as you can guess from its common name—streams. It’s branches can arch in graceful rainbows after a few years.

Why is it called hairy?! There are tiny hairs on the bottom of its leaves.

We mentioned there are around 60 mock oranges worldwide. There is one non-native mock orange species that sometimes pops up in North American nurseries.

When planting native, stay away from sweet mock orange

The mock orange species, frequently called ‘sweet mock orange’ (Philadelphus coronarius) is native to Turkey and the Caucasus. It looks similar to the native species in terms of its flowers, but it misses all the North American DNA that connects it to our climate and wildlife. Want to be sure you’re planting native? Check out the Latin name and ensure you’ve got one of the native species.

If mock orange fails, it’s usually because it’s planted in deep shade or pruned at the wrong time.

Where mock orange shines in your yard

Mock orange is perfect where people actually pass by. Plant it near patios, paths, windows, or entryways where the fragrance can do its thing. It works equally well as a loose screen, a background shrub in mixed plantings, or a standalone spring showpiece.

It’s especially useful in gardens that need a strong spring moment before summer plants take over.

Mock orange, a short rounded shrub covered in white flowers along a fence
You can prune mock orange to keep it a short shrub
Mock orange grown as a hedge, white-flowered shrubs on both sides of a path
Or let mock orange become a welcoming hedge
Mock orange, a large rounded shrub covered in white flowers near an iron fence
Or plant it alongside a fence and let it become a focal point

Plant nerd fact

Why is it called mock orange? Does it make oranges?

Mock orange gets its name from scent, not fruit. The white flowers produce aromatic compounds similar to citrus blossoms, even though the plant is not related to oranges at all. Early European settlers recognized the familiar smell and gave it a “mock” name to signal the resemblance.

Botanically, Philadelphus belongs to the hydrangea family (Hydrangeaceae), not the citrus family. Interested in planting hydrangeas? Head over to our Beginner’s Guide to Native Hydrangeas for more.

How to grow mock orange

Mock orange is refreshingly straightforward. In fact, to quote horticulturalist Michael A. Dirr from his Manual of Woody Landscape Plants: “All Philadelphus species require the same care—none.”

We can add a little bit more information to Dirr’s advice:

If mock orange fails, it’s usually because it’s planted in deep shade or pruned at the wrong time.

What are good pairings for mock orange?

Mock orange pairs well with other spring and early-summer natives that enjoy similar light and moisture. Think serviceberry, redbud, native viburnums, and understory perennials that fill in after the blooms fade. The goal is a garden that peaks in waves, not all at once.

See all 207 profiles →

Where can I buy a mock orange?

Skip visiting a big-box store. Native mock oranges are easier to find through native plant nurseries, especially in the West, where Lewis’ mock orange is well known. Look for species names, not just the common name, to be sure you’re getting a native Philadelphus.

Mock orange proves that native shrubs don’t have to choose between beauty and resilience. With clouds of fragrant spring flowers and an easygoing nature, it earns its place in gardens meant to be lived in—not fussed over. Plant it where you’ll smell it, give it time, and let spring announce itself every year. Where to next? How about our Beginner’s Guide to Native Hydrangeas, or our Beginner’s Guide to Native Dogwoods? Happy planting!

Emily Lessard standing among white coneflowers in a garden

Written by

Emily Lessard

Founder & Editor, The Plant Native

Emily Lessard is the founder and editor of The Plant Native, the site that helps homeowners across North America get started with native plants. She holds a Sustainable Landscapes certificate through the Pennsylvania Landscape & Nursery Association, is finishing a Native Perennial Garden Design Certificate at Temple University, and is the author of Plant Native: A Practical Guide to Over 100 Native Plants of North America (Quarto, March 2027). She gardens outside Philadelphia in the 8.3 Southeastern Plains ecoregion.

Meet Emily

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Garden notes

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