North America Native Plant

Redberry Buckthorn

Botanical name: Rhamnus crocea crocea

USDA symbol: RHCRC

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Redberry Buckthorn: A Tough Native Shrub That Delivers Beauty and Wildlife Value If you’re looking for a reliable, low-maintenance shrub that can handle California’s challenging growing conditions while supporting local wildlife, let me introduce you to redberry buckthorn (Rhamnus crocea crocea). This unassuming native might not win any beauty contests ...

Redberry Buckthorn: A Tough Native Shrub That Delivers Beauty and Wildlife Value

If you’re looking for a reliable, low-maintenance shrub that can handle California’s challenging growing conditions while supporting local wildlife, let me introduce you to redberry buckthorn (Rhamnus crocea crocea). This unassuming native might not win any beauty contests at first glance, but it’s the kind of plant that grows on you – literally and figuratively!

What Exactly Is Redberry Buckthorn?

Redberry buckthorn is a perennial shrub that’s as tough as nails and twice as useful. This multi-stemmed woody plant typically stays under 13-16 feet tall, though it usually keeps things more modest in home landscapes. Don’t let the name fool you – while it’s called redberry, the real star of the show is its incredible adaptability and wildlife value.

As a native plant species to the lower 48 states, this shrub has spent centuries perfecting the art of thriving in challenging conditions. It naturally occurs in Arizona and California, where it’s learned to make the most of whatever Mother Nature throws its way.

Why Your Garden (and Local Wildlife) Will Love This Plant

Here’s where redberry buckthorn really shines. This isn’t just another pretty face in your garden border – it’s a hardworking member of your landscape team that punches well above its weight class.

Aesthetic Appeal

  • Dense, attractive branching structure that adds year-round interest
  • Small red berries that provide pops of color
  • Evergreen foliage keeps your landscape looking lively even in winter
  • Naturally compact growth habit fits well in most garden designs

Wildlife Benefits

This is where redberry buckthorn really earns its keep! The small flowers are magnets for native bees and other pollinators, while the berries provide food for birds. It’s like setting up a wildlife café right in your backyard.

Perfect Spots for Redberry Buckthorn

This versatile shrub feels right at home in several landscape styles:

  • Native plant gardens: Obviously a natural fit alongside other California natives
  • Drought-tolerant landscapes: Once established, it laughs in the face of water restrictions
  • Mediterranean-style gardens: Complements the relaxed, sun-loving aesthetic perfectly
  • Erosion control areas: Those roots know how to hold soil in place
  • Wildlife habitat gardens: Essential for supporting local ecosystem health

Growing Conditions That Make It Happy

The beauty of redberry buckthorn lies in its easygoing nature. Here’s what it prefers (though it’s pretty forgiving if you can’t provide perfection):

  • Sunlight: Full sun to partial shade – it’s not picky
  • Soil: Well-draining soils are essential; it hates wet feet
  • Water: Drought tolerant once established (usually after the first year)
  • Climate: Thrives in USDA hardiness zones 8-10

Planting and Care Tips for Success

Getting Started

Plant in fall or early spring when temperatures are moderate. Dig a hole twice as wide as the root ball but no deeper – you want the top of the root ball level with the soil surface.

First Year Care

Water regularly during the first growing season to help establish the root system. After that, you can gradually reduce watering frequency.

Ongoing Maintenance

  • Minimal watering once established – perfect for water-wise gardening
  • Pruning is optional but can help maintain shape if desired
  • Generally deer resistant (bonus points for hassle-free gardening!)
  • Very few pest or disease issues to worry about

The Bottom Line

Redberry buckthorn might not be the flashiest plant at the nursery, but it’s exactly the kind of reliable, native performer that makes gardening more rewarding and less stressful. It supports local wildlife, handles drought like a champ, and asks for very little in return. For gardeners in zones 8-10 looking to create sustainable, wildlife-friendly landscapes, this native shrub deserves serious consideration.

Sometimes the best garden plants are the ones that quietly do their job while you focus on the more demanding divas in your landscape. Redberry buckthorn is definitely one of those plants – and your garden will be better for it.

Redberry Buckthorn

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

Rhamnales

Family

Rhamnaceae Juss. - Buckthorn family

Genus

Rhamnus L. - buckthorn

Species

Rhamnus crocea Nutt. - redberry buckthorn

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