North America Native Plant

Carolina Desert-thorn

Botanical name: Lycium carolinianum var. carolinianum

USDA symbol: LYCAC2

Life cycle: perennial

Habit: shrub

Native status: Native to the lower 48 states  

Carolina Desert-Thorn: A Thorny Treasure for Coastal Gardens Meet Carolina desert-thorn (Lycium carolinianum var. carolinianum), a scrappy native shrub that’s perfectly at home where salt spray meets sandy soil. Don’t let the name fool you – this isn’t your typical desert plant, but rather a coastal champion that thrives in ...

Rare plant alert!

Region: Conservation status by state

Status: S4T3?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is 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. ⚘ 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 ⚘

Carolina Desert-Thorn: A Thorny Treasure for Coastal Gardens

Meet Carolina desert-thorn (Lycium carolinianum var. carolinianum), a scrappy native shrub that’s perfectly at home where salt spray meets sandy soil. Don’t let the name fool you – this isn’t your typical desert plant, but rather a coastal champion that thrives in the challenging conditions along our southeastern shores.

What Is Carolina Desert-Thorn?

Carolina desert-thorn is a perennial, multi-stemmed woody shrub that typically grows 4-5 meters (13-16 feet) tall, though it can vary depending on growing conditions. This native plant belongs to the nightshade family and has adapted beautifully to life along the coast, developing remarkable salt tolerance that makes it invaluable in coastal landscapes.

Where Does It Call Home?

This southeastern native has carved out its niche along the coastal regions of Alabama, Florida, Georgia, and South Carolina. You’ll find it naturally growing in coastal dunes, salt marshes, and other seaside habitats where few other woody plants dare to venture.

Why You Might Want This Prickly Beauty

Carolina desert-thorn brings several compelling reasons to consider it for your landscape:

  • Native credibility: As a true southeastern native, it supports local ecosystems and wildlife
  • Salt tolerance: Perfect for coastal properties where salt spray kills other plants
  • Wildlife magnet: Small tubular flowers (ranging from white to purple) attract bees and butterflies, while the red berries feed birds
  • Low maintenance: Once established, it’s remarkably drought tolerant and requires minimal care
  • Erosion control: Excellent for stabilizing sandy soils and coastal areas

The Reality Check: Why You Might Think Twice

Before you rush to plant Carolina desert-thorn, consider these factors:

  • Those thorns are real: This plant means business with its spiny branches – not ideal near walkways or play areas
  • Limited availability: With a conservation status of S4T3?, finding responsibly sourced plants may require some searching
  • Specific growing needs: It’s happiest in coastal conditions and may struggle inland
  • Informal appearance: This isn’t a manicured hedge plant – it has a wild, naturalized look

Perfect Garden Settings

Carolina desert-thorn shines in:

  • Coastal and seaside gardens
  • Native plant landscapes
  • Wildlife habitat gardens
  • Xeriscaped areas (especially coastal xeriscaping)
  • Natural or informal landscape designs
  • Erosion control projects

Growing Conditions and Care

USDA Hardiness Zones: 8b-10a

Preferred Conditions:

  • Sun: Full sun
  • Soil: Sandy, well-draining soil; highly salt-tolerant
  • Water: Drought tolerant once established; avoid overwatering
  • pH: Adaptable to various pH levels

Planting and Care Tips

Planting: Given its conservation status, source plants responsibly from native plant nurseries or propagation programs. Plant in spring or fall when temperatures are moderate.

Care:

  • Water regularly the first year to establish roots, then reduce watering
  • Pruning is rarely needed, but if necessary, wear thick gloves and protective clothing
  • No fertilization needed – this tough plant prefers lean soils
  • Mulch lightly to retain moisture during establishment

Wildlife and Pollinator Benefits

Carolina desert-thorn pulls its weight in the ecosystem department. Its flowers provide nectar for bees and butterflies, while the bright red berries offer food for various bird species. The thorny structure also provides safe nesting sites for small birds.

The Bottom Line

Carolina desert-thorn isn’t for every garden or every gardener. But if you have a coastal property, appreciate native plants, and want to create wildlife habitat while managing challenging growing conditions, this thorny beauty might be exactly what you need. Just remember to source it responsibly, give it the sunny, sandy conditions it craves, and respect those thorns!

Consider Carolina desert-thorn as part of a broader coastal native plant palette, where it can shine alongside other salt-tolerant natives in creating a resilient, beautiful, and ecologically valuable landscape.

Carolina Desert-thorn

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Solanales

Family

Solanaceae Juss. - Potato family

Genus

Lycium L. - desert-thorn

Species

Lycium carolinianum Walter - Carolina desert-thorn

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