North America Native Plant

Macoun’s False Bindweed

Botanical name: Calystegia macounii

USDA symbol: CAMA23

Life cycle: perennial

Habit: vine

Native status: Native to the lower 48 states  

Synonyms: Convolvulus interior House (COIN9)   

Macoun’s False Bindweed: A Hardy Native Vine for Prairie Gardens If you’re looking to add some native charm to your garden while supporting local wildlife, Macoun’s false bindweed (Calystegia macounii) might just be the unsung hero your landscape needs. This hardy perennial vine brings delicate beauty and ecological benefits to ...

Macoun’s False Bindweed: A Hardy Native Vine for Prairie Gardens

If you’re looking to add some native charm to your garden while supporting local wildlife, Macoun’s false bindweed (Calystegia macounii) might just be the unsung hero your landscape needs. This hardy perennial vine brings delicate beauty and ecological benefits to gardens across much of the United States, though it’s not without its quirks.

What Makes Macoun’s False Bindweed Special

Don’t let the name fool you – there’s nothing false about this plant’s appeal! Macoun’s false bindweed produces charming white, trumpet-shaped flowers that look like miniature morning glories. The heart-shaped leaves create a lovely backdrop for these pristine blooms, and the vine’s trailing habit makes it perfect for cascading over walls or weaving through other plants.

This native beauty is a true perennial forb, meaning it’s an herbaceous plant that comes back year after year without developing woody stems. You might also see it listed under its synonym, Convolvulus interior House, in older gardening references.

Where Does It Call Home?

Macoun’s false bindweed is a proud native of the lower 48 states, with populations thriving across an impressive range. You’ll find this adaptable plant growing wild in Alabama, Arizona, Colorado, Georgia, Iowa, Kansas, Kentucky, Louisiana, Minnesota, Missouri, Montana, Nebraska, New Mexico, North Carolina, North Dakota, Oklahoma, South Carolina, South Dakota, Texas, Virginia, and Wyoming.

Why Your Garden (and Local Wildlife) Will Love It

Here’s where Macoun’s false bindweed really shines – it’s a pollinator magnet! Those sweet, nectar-rich flowers attract bees, butterflies, and other beneficial insects throughout the growing season. By choosing this native plant, you’re essentially rolling out the welcome mat for local wildlife while reducing your garden’s environmental footprint.

The plant thrives in USDA hardiness zones 3-8, making it suitable for gardens across a wide range of climates. Its drought tolerance once established means less watering for you and more resilience during dry spells.

Perfect Garden Roles

Macoun’s false bindweed excels in several garden situations:

  • Prairie and wildflower gardens
  • Naturalized landscapes
  • Ground cover for informal areas
  • Native plant restoration projects
  • Low-maintenance garden borders

Growing Conditions and Care

One of the best things about this native vine is how easygoing it is. Macoun’s false bindweed prefers full sun to partial shade and well-drained soils, but it’s remarkably adaptable to different soil types. Once established, it becomes quite drought tolerant, making it perfect for water-wise gardening.

The plant spreads through underground rhizomes, which means it can form colonies over time. While this makes it excellent for covering large areas naturally, keep in mind that it might be more aggressive than you bargained for in small, formal gardens.

Planting and Maintenance Tips

Getting started with Macoun’s false bindweed is refreshingly simple:

  • Plant in spring after the last frost
  • Space plants 2-3 feet apart if planting multiples
  • Water regularly during the first growing season to establish roots
  • Once established, minimal watering needed
  • No fertilization required – it thrives in average soils
  • Cut back in late fall or early spring if desired

Is This Plant Right for Your Garden?

Macoun’s false bindweed is ideal if you want a low-maintenance native that supports pollinators and can handle tough conditions. It’s perfect for gardeners who appreciate natural, informal landscapes and don’t mind a plant that knows how to spread and make itself at home.

However, if you’re maintaining a highly controlled, formal garden or working with very limited space, you might want to consider its spreading nature carefully. In the right setting, though, this native vine offers beautiful flowers, wildlife benefits, and the satisfaction of growing a plant that truly belongs in your local ecosystem.

With its combination of delicate beauty and tough-as-nails resilience, Macoun’s false bindweed proves that native plants can be both practical and enchanting additions to the home landscape.

Macoun’s False Bindweed

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

Convolvulaceae Juss. - Morning-glory family

Genus

Calystegia R. Br. - false bindweed

Species

Calystegia macounii (Greene) Brummitt - Macoun's false bindweed

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