North America Native Plant

Texas Barberry

Botanical name: Mahonia swaseyi

USDA symbol: MASW

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Synonyms: Berberis swaseyi Buckley ex Young (BESW)   

Texas Barberry: A Rare Gem for Your Native Garden If you’re looking to add a truly special native plant to your Texas garden, let me introduce you to Texas barberry (Mahonia swaseyi). This little-known evergreen shrub is a botanical treasure that deserves more attention from native plant enthusiasts. But before ...

Rare plant alert!

Region: Conservation status by state

Status: S3: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘

Texas Barberry: A Rare Gem for Your Native Garden

If you’re looking to add a truly special native plant to your Texas garden, let me introduce you to Texas barberry (Mahonia swaseyi). This little-known evergreen shrub is a botanical treasure that deserves more attention from native plant enthusiasts. But before you rush to plant one, there’s something important you should know about this rare beauty.

What Makes Texas Barberry Special

Texas barberry is a perennial shrub that’s as tough as it is charming. This multi-stemmed woody plant typically stays compact, usually reaching less than 4 to 5 meters (13 to 16 feet) in height, making it perfect for smaller gardens. Its compound leaves create an attractive texture, and in spring, clusters of bright yellow flowers put on quite a show before giving way to blue-black berries that wildlife absolutely love.

A True Texas Native

This shrub is a bonafide Texan, native to the lower 48 states with its heart firmly planted in the Lone Star State. You’ll find Texas barberry naturally growing throughout Texas, particularly thriving in the Edwards Plateau region of Central Texas.

Important Conservation Note

Here’s where things get serious for a moment. Texas barberry has a Global Conservation Status of S3, which means it’s considered vulnerable. This classification indicates that the species is either very rare and local throughout its range or faces other factors that make it vulnerable to disappearing entirely. With typically only 21 to 100 occurrences or between 3,000 and 10,000 individuals in the wild, this plant needs our help.

What does this mean for you as a gardener? You can absolutely grow Texas barberry – in fact, I encourage it! But please, please make sure you source your plants responsibly from reputable native plant nurseries that propagate their stock rather than wild-collecting.

Perfect Spots for Texas Barberry

This adaptable shrub works beautifully in several garden settings:

  • Native plant gardens where it can shine as an authentic Texas representative
  • Xeriscapes, thanks to its excellent drought tolerance once established
  • Woodland gardens where it can serve as an understory plant
  • Wildlife gardens where its berries and flowers support local fauna

Growing Conditions and Care

The good news is that Texas barberry is relatively low-maintenance once you understand its preferences. This shrub thrives in USDA hardiness zones 7-9, making it suitable for most of Texas and similar climates.

For optimal growth, provide:

  • Well-drained soils (this is crucial – soggy roots are not its friend)
  • Partial shade to full sun exposure
  • Regular watering during establishment, then let it embrace its drought-tolerant nature

Planting and Care Tips

When planting your Texas barberry, choose a location with good drainage – this cannot be overstated. Dig a hole as deep as the root ball and twice as wide, then backfill with native soil. Water regularly for the first year while the plant establishes its root system.

Once established, this shrub is remarkably self-sufficient. Minimal pruning is needed, though you can shape it lightly after flowering if desired. The natural form is quite attractive, so often the best approach is to simply let it be itself.

Benefits for Pollinators and Wildlife

Those cheerful yellow spring flowers aren’t just pretty – they’re an important early-season nectar source for bees and other pollinators. Later in the season, the blue-black berries provide food for birds and other wildlife, making your garden a valuable stop on the local ecosystem highway.

Should You Plant Texas Barberry?

Absolutely! By growing Texas barberry, you’re not just adding a unique and beautiful plant to your garden – you’re participating in conservation efforts for a vulnerable species. Every responsibly sourced Texas barberry planted in cultivation helps ensure this special plant has a future.

Just remember to source your plants from reputable nurseries that propagate their stock, and you’ll be doing your part to support both your local ecosystem and conservation efforts. Your garden will be richer for it, and so will Texas’s natural heritage.

Texas Barberry

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Magnoliidae

Order

Ranunculales

Family

Berberidaceae Juss. - Barberry family

Genus

Mahonia Nutt. - barberry

Species

Mahonia swaseyi (Buckley ex Young) Fedde - Texas barberry

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