North America Native Plant

Maroon Carolina Milkvine

Botanical name: Matelea carolinensis

USDA symbol: MACA9

Life cycle: perennial

Habit: vine

Native status: Native to the lower 48 states  

Synonyms: Gonolobus carolinensis (Jacq.) R. Br. ex Schult., non Nutt. (GOCA4)  âš˜  Odontostephana carolinensis (Jacq.) Alexander (ODCA)  âš˜  Vincetoxicum carolinense (Jacq.) Britton (VICA9)  âš˜  Vincetoxicum hirsutum (Michx.) Britton (VIHI4)   

Maroon Carolina Milkvine: A Hidden Gem for Native Plant Enthusiasts If you’re looking to add a touch of wild beauty to your native plant garden, the maroon Carolina milkvine might just be the perfect candidate. This unassuming native perennial brings both charm and ecological value to southeastern landscapes, though it’s ...

Maroon Carolina Milkvine: A Hidden Gem for Native Plant Enthusiasts

If you’re looking to add a touch of wild beauty to your native plant garden, the maroon Carolina milkvine might just be the perfect candidate. This unassuming native perennial brings both charm and ecological value to southeastern landscapes, though it’s definitely not your typical garden center find.

What Exactly Is Maroon Carolina Milkvine?

Maroon Carolina milkvine (Matelea carolinensis) is a native perennial herb that grows as a low-spreading groundcover or climbing vine. Don’t let the herb classification fool you – this isn’t something you’d toss in your salad! As a forb, it’s simply a non-woody plant that comes back year after year, making it a reliable addition to naturalized garden spaces.

You might also encounter this plant under several historical names in older botanical references, including Gonolobus carolinensis and Vincetoxicum carolinense, but Matelea carolinensis is the current accepted name.

Where Does It Call Home?

This southeastern native has quite an impressive range, naturally occurring across 14 states from Texas to Delaware. You’ll find it thriving in Alabama, Arkansas, Delaware, District of Columbia, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Texas, and Virginia.

The Appeal Factor: Why Consider This Plant?

The maroon Carolina milkvine offers several compelling reasons to include it in your native landscape:

  • Distinctive flowers: The deep maroon to burgundy blooms are genuinely unique and add an unusual color element to the garden
  • Native credentials: As a true southeastern native, it supports local ecosystems and requires minimal intervention once established
  • Pollinator support: The flowers attract native bees and other small pollinators, contributing to biodiversity
  • Low maintenance: Once established, it’s quite drought tolerant and largely takes care of itself

Garden Role and Design Ideas

Maroon Carolina milkvine works best in naturalized settings rather than formal garden beds. Consider using it in:

  • Woodland edges and native plant gardens
  • Areas where you want groundcover with climbing potential
  • Pollinator gardens focused on native species
  • Restoration projects or naturalized landscapes

Keep in mind that this isn’t a plant for tidy, manicured spaces – it has a wild, somewhat sprawling growth habit that’s perfect for more relaxed garden styles.

Growing Conditions and Care

Maroon Carolina milkvine is surprisingly adaptable and grows well in USDA hardiness zones 6 through 9. Here’s what it needs to thrive:

  • Light: Partial shade to full sun (though some afternoon shade in hottest climates is beneficial)
  • Soil: Well-drained soils of various types – it’s not particularly picky
  • Water: Drought tolerant once established, but appreciates occasional watering during extended dry periods
  • Space: Give it room to spread, as it can expand via underground rhizomes

Planting and Maintenance Tips

The good news? This native is fairly low-maintenance once you get it established:

  • Plant in spring or fall when temperatures are moderate
  • Water regularly the first season to help establish the root system
  • Be aware that it may self-seed and spread naturally – this is normal behavior
  • Minimal pruning required, though you can cut back in late fall or early spring if desired
  • Watch for its spreading habit and manage as needed for your space

The Bottom Line

Maroon Carolina milkvine is definitely a plant for the native plant enthusiast rather than the average suburban gardener. If you’re passionate about supporting local ecosystems, enjoy unique flowering plants, and have space for something with a natural, unrefined growth habit, this could be a wonderful addition to your landscape.

Just remember that sourcing might be challenging – this isn’t a plant you’ll find at your local garden center. You’ll likely need to seek out native plant sales, specialty nurseries, or seed exchanges to get your hands on this southeastern gem.

Maroon Carolina Milkvine

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

Gentianales

Family

Asclepiadaceae Borkh. - Milkweed family

Genus

Matelea Aubl. - milkvine

Species

Matelea carolinensis (Jacq.) Woodson - maroon Carolina milkvine

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