North America Non-native Plant

Smooth Hawthorn

Botanical name: Crataegus laevigata

USDA symbol: CRLA80

Life cycle: perennial

Habit: shrub

Native status: Non-native, reproduces and persists in the wild in Canada âš˜ Non-native, reproduces and persists in the wild in the lower 48 states  

Smooth Hawthorn: A European Beauty in North American Gardens If you’ve ever wondered about that charming flowering shrub with clusters of white blooms and bright red berries, you might be looking at a smooth hawthorn. Also known as English hawthorn, whitethorn, or woodland hawthorn, this European native has found its ...

Smooth Hawthorn: A European Beauty in North American Gardens

If you’ve ever wondered about that charming flowering shrub with clusters of white blooms and bright red berries, you might be looking at a smooth hawthorn. Also known as English hawthorn, whitethorn, or woodland hawthorn, this European native has found its way into gardens across North America—and for good reason.

What Is Smooth Hawthorn?

Smooth hawthorn (Crataegus laevigata) is a perennial shrub that typically grows as a multi-stemmed woody plant reaching 13 to 16 feet in height, though it can sometimes grow taller or develop a single trunk under the right conditions. This deciduous beauty puts on quite a show throughout the seasons, making it an attractive option for gardeners looking for year-round interest.

Where Does It Grow?

Originally from Europe, smooth hawthorn has established itself in several North American locations. You’ll find it growing wild in Ontario and Quebec in Canada, as well as in Michigan, Washington, and Wisconsin in the United States. While it’s not native to North America, it has successfully naturalized in these areas, reproducing on its own without human intervention.

Why Gardeners Love (and Sometimes Question) Smooth Hawthorn

There’s a lot to appreciate about this hardy shrub. In late spring, it produces clusters of small white or occasionally pink flowers that practically glow against the fresh green foliage. These blooms are a magnet for bees, butterflies, and other pollinators, making your garden a buzzing hub of activity. Come fall, the show continues with bright red berries that birds absolutely adore, plus lovely yellow-orange autumn foliage.

However, since smooth hawthorn isn’t native to North America, some gardeners prefer to choose native alternatives that provide similar benefits while supporting local ecosystems. If you’re leaning toward native options, consider looking into native hawthorn species like Crataegus mexicana or other regional native flowering shrubs.

Perfect Spots for Smooth Hawthorn

This adaptable shrub fits beautifully into several garden styles:

  • Cottage gardens where its informal charm shines
  • Naturalized landscapes and woodland edges
  • Mixed borders as a structural backdrop
  • Informal hedgerows for privacy screening
  • Urban gardens where its tough nature pays off

Growing Conditions and Care

One of smooth hawthorn’s best qualities is its easygoing nature. This shrub thrives in USDA hardiness zones 4 through 8, making it suitable for a wide range of climates. It’s remarkably adaptable when it comes to soil, tolerating everything from clay to poor soils that might challenge other plants.

For the best results, plant your smooth hawthorn in full sun to partial shade. While it appreciates regular water when first planted, it becomes quite drought tolerant once established—a real plus for low-maintenance gardening.

Planting and Care Tips

Getting your smooth hawthorn off to a good start is straightforward:

  • Plant in spring or fall when temperatures are mild
  • Choose a spot with good air circulation
  • Water regularly during the first growing season
  • Minimal pruning needed—just remove dead or crossing branches
  • Once established, it’s remarkably low maintenance

The beauty of smooth hawthorn lies in its resilience. It handles urban conditions like a champ, tolerating pollution and tough growing conditions that would stress other shrubs.

Wildlife Benefits

While you’re enjoying the seasonal beauty, local wildlife gets in on the action too. The spring flowers provide nectar for various pollinators, while the fall berries feed birds well into winter. It’s a win-win situation that adds life and movement to your garden throughout the growing season.

The Bottom Line

Smooth hawthorn offers reliable beauty, easy care, and wildlife benefits that make it an appealing choice for many gardens. While it’s not native to North America, it’s not considered problematic either. If you’re drawn to its seasonal charm and low-maintenance nature, it can be a lovely addition to your landscape. However, if supporting native ecosystems is a priority, consider exploring native alternatives that offer similar benefits while better supporting local wildlife and plant communities.

Whether you choose smooth hawthorn or a native alternative, you’ll be adding a plant that brings both beauty and ecological value to your outdoor space.

Smooth Hawthorn

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Rosales

Family

Rosaceae Juss. - Rose family

Genus

Crataegus L. - hawthorn

Species

Crataegus laevigata (Poir.) DC. - smooth hawthorn

Plant data source: USDA, NRCS 2025. The PLANTS Database. https://plants.usda.gov,. 2/25/2025. National Plant Data Team, Greensboro, NC USA