North America Non-native Plant

Stictocardia

Botanical name: Stictocardia

USDA symbol: STICT

Life cycle: perennial

Habit: vine

Native status: Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in the lower 48 states âš˜ It's either native or not native in Pacific Basin excluding Hawaii âš˜ Non-native, reproduces and persists in the wild in Puerto Rico âš˜ Non-native, reproduces and persists in the wild in the U.S. Virgin Islands  

Stictocardia: The Tropical Climbing Beauty You Should Know About If you’re dreaming of adding some tropical flair to your garden with a show-stopping climbing vine, you might want to get acquainted with stictocardia (Stictocardia). This perennial climber brings bold, trumpet-shaped blooms and lush foliage that can transform any boring fence ...

Stictocardia: The Tropical Climbing Beauty You Should Know About

If you’re dreaming of adding some tropical flair to your garden with a show-stopping climbing vine, you might want to get acquainted with stictocardia (Stictocardia). This perennial climber brings bold, trumpet-shaped blooms and lush foliage that can transform any boring fence or trellis into a living work of art.

What Exactly Is Stictocardia?

Stictocardia is a genus of twining and climbing plants that can develop relatively long stems, which may be either woody or herbaceous depending on the growing conditions. These vigorous climbers are known for their heart-shaped leaves and spectacular trumpet-shaped flowers that typically bloom in shades of purple or pink.

Where Does It Come From?

Originally hailing from tropical regions of Africa and Madagascar, stictocardia has made itself at home in various warm climates around the world. In the United States, you’ll find it growing in Florida, Hawaii, Puerto Rico, and the U.S. Virgin Islands, as well as some U.S. Minor Outlying Islands and Palau. It’s considered a non-native species that has naturalized in these areas, reproducing spontaneously in the wild.

Should You Plant Stictocardia?

Here’s the thing about stictocardia – it’s undeniably beautiful, but it’s not a native plant to North American ecosystems. While it’s not currently listed as invasive or noxious, it’s worth considering native alternatives that can provide similar aesthetic appeal while supporting local wildlife.

If you do decide to grow stictocardia, it can make a stunning addition to:

  • Tropical and subtropical gardens
  • Conservatories in cooler climates
  • Areas where you need quick coverage for unsightly structures
  • Privacy screens and living walls

Growing Conditions and Care

Stictocardia thrives in USDA hardiness zones 9-11, making it suitable only for the warmest parts of the country or as a greenhouse plant in cooler regions. Here’s what this tropical climber needs to flourish:

Light Requirements: Full sun to partial shade – it’s pretty adaptable but blooms best with plenty of sunshine.

Soil Needs: Well-draining soil is essential. These plants don’t like wet feet, so make sure water doesn’t pool around the roots.

Water Requirements: Regular moisture is key, but avoid overwatering. Think evenly moist but not soggy.

Planting and Care Tips

Getting stictocardia established is relatively straightforward if you keep these tips in mind:

  • Provide Support: As a climbing vine, it needs something to climb on – trellises, arbors, or strong fences work well
  • Regular Watering: Especially important during establishment and dry periods
  • Occasional Pruning: Trim as needed to control growth and maintain shape
  • Frost Protection: In borderline zones, be prepared to protect from cold snaps

Wildlife and Pollinator Benefits

The showy flowers of stictocardia do attract butterflies and other pollinators, which is definitely a plus for garden biodiversity. However, since it’s not native, it may not provide the same level of ecological support as indigenous plant species would.

Consider Native Alternatives

Before settling on stictocardia, you might want to explore native climbing vines that could give you similar beauty while better supporting local ecosystems. Depending on your location, native honeysuckles, native morning glories, or other indigenous climbing plants might be excellent alternatives that provide comparable aesthetic appeal with greater ecological benefits.

The Bottom Line

Stictocardia can be a gorgeous addition to warm-climate gardens, especially if you’re going for that lush, tropical look. While it’s not invasive, remember that choosing native plants when possible helps support local wildlife and maintains ecological balance. If you do decide to grow stictocardia, you’ll be rewarded with spectacular blooms and vigorous growth that can quickly transform your garden space.

Stictocardia

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

Stictocardia Hallier f. - stictocardia

Species

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