North America Native Plant

Dunbar’s Hawthorn

Botanical name: Crataegus beata

USDA symbol: CRBE6

Life cycle: perennial

Habit: shrub

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Crataegus strigosa Sarg. (CRST12)   

Dunbar’s Hawthorn: A Hidden Gem for Native Gardens If you’re looking to add a touch of wild beauty to your garden while supporting local wildlife, Dunbar’s hawthorn (Crataegus beata) might just be the perfect shrub you never knew you needed. This native North American beauty offers seasonal interest, wildlife benefits, ...

Rare plant alert!

Region: Conservation status by state

Status: S2S4Q: Status is uncertain but is somewhere between the following rankings: Uncertain taxonomy: ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 10,000 individuals ⚘

Dunbar’s Hawthorn: A Hidden Gem for Native Gardens

If you’re looking to add a touch of wild beauty to your garden while supporting local wildlife, Dunbar’s hawthorn (Crataegus beata) might just be the perfect shrub you never knew you needed. This native North American beauty offers seasonal interest, wildlife benefits, and that satisfying feeling of growing something that truly belongs in your local ecosystem.

What Makes Dunbar’s Hawthorn Special?

Dunbar’s hawthorn is a delightful perennial shrub that typically grows as a multi-stemmed woody plant, usually staying under 13-16 feet tall. Like other members of the hawthorn family, it’s also known by its synonym Crataegus strigosa, though Dunbar’s hawthorn is the name that’ll make you sound like you really know your native plants at garden parties.

This charming shrub puts on quite a show throughout the seasons. In spring, it produces clusters of white flowers that practically buzz with pollinator activity. Come fall, small red fruits called haws appear, providing food for wildlife and adding a pop of color to your landscape.

Where Does It Call Home?

Dunbar’s hawthorn is native to both Canada and the lower 48 states, with its natural range concentrated in the Great Lakes region. You’ll find it growing wild in Ontario, Michigan, New York, Ohio, Pennsylvania, and Wisconsin.

A Word About Rarity

Here’s something important to keep in mind: Dunbar’s hawthorn has a Global Conservation Status of S2S4Q, which indicates some uncertainty about its conservation status but suggests it may be uncommon in parts of its range. If you decide to add this beauty to your garden, please make sure you’re purchasing from reputable native plant nurseries that source their plants responsibly. Avoid collecting from the wild, as this could impact local populations.

Why Your Garden (and Local Wildlife) Will Love It

Dunbar’s hawthorn is like a wildlife buffet disguised as an attractive shrub. The spring flowers are magnets for bees, flies, and other pollinators, while the fall fruits feed birds and small mammals. It’s particularly well-suited for:

  • Native plant gardens
  • Wildlife-friendly landscapes
  • Naturalistic plantings
  • Living hedgerows (just mind those thorns!)

The thorny branches might seem like a drawback, but they actually provide excellent nesting sites and protection for small birds. Think of it as nature’s version of a security system.

Growing Dunbar’s Hawthorn Successfully

One of the best things about this native shrub is that it’s relatively low-maintenance once established. Here’s what you need to know:

USDA Hardiness Zones: This tough little shrub thrives in zones 4-7, making it suitable for much of the northern United States and southern Canada.

Growing Conditions: Dunbar’s hawthorn is refreshingly adaptable. It prefers full sun to partial shade and can handle a variety of soil types. Once established, it’s quite drought tolerant, making it a great choice for low-maintenance landscapes.

Planting and Care Tips

Getting your Dunbar’s hawthorn off to a good start is straightforward:

  • Plant in spring or fall when temperatures are moderate
  • Choose a location with good drainage
  • Water regularly during the first year to help establish roots
  • Mulch around the base to retain moisture and suppress weeds
  • Prune carefully due to thorns – wear heavy gloves and long sleeves

Once established, this shrub pretty much takes care of itself. You might want to do some light pruning to maintain shape, but be prepared for those thorns – they’re no joke!

The Bottom Line

Dunbar’s hawthorn offers gardeners a wonderful opportunity to grow a truly native plant that supports local ecosystems while adding year-round interest to the landscape. While its somewhat uncertain conservation status means you should source it responsibly, it’s definitely worth seeking out for native plant enthusiasts. Just remember to give it space to spread naturally, respect those thorns during maintenance, and enjoy watching the parade of pollinators and birds it attracts to your garden.

Whether you’re creating a wildlife habitat, adding to a native plant collection, or simply want a low-maintenance shrub with character, Dunbar’s hawthorn proves that sometimes the best garden plants are the ones that have been quietly thriving in your region for thousands of years.

Dunbar’s 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 beata Sarg. - Dunbar's hawthorn

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