North America Non-native Plant

Stapelia

Botanical name: Stapelia

USDA symbol: STAPE

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in Hawaii  

Stapelia: The Quirky Star-Shaped Succulent That’s Sure to Start Conversations If you’re looking for a plant that’s guaranteed to be a conversation starter in your garden, meet stapelia! This unusual succulent brings an exotic flair to any garden with its distinctive star-shaped stems and absolutely fascinating (if somewhat smelly) flowers. ...

Stapelia: The Quirky Star-Shaped Succulent That’s Sure to Start Conversations

If you’re looking for a plant that’s guaranteed to be a conversation starter in your garden, meet stapelia! This unusual succulent brings an exotic flair to any garden with its distinctive star-shaped stems and absolutely fascinating (if somewhat smelly) flowers. While it might not be native to our shores, stapelia has found a cozy home in certain climates and offers gardeners something truly unique.

What Exactly Is Stapelia?

Stapelia is a perennial succulent that falls into the category of forbs – essentially herbaceous plants without woody stems. Don’t let the technical classification fool you though; this plant is all about those chunky, star-shaped succulent stems that give it such distinctive character. Originally hailing from the deserts and semi-arid regions of Southern and Eastern Africa, stapelia has adapted to life in warmer climates around the world.

Where Does Stapelia Grow?

In the United States, you’ll find stapelia growing in Hawaii, where it has established itself as a non-native species that reproduces on its own in the wild. The warm, tropical climate there mimics its African homeland perfectly.

The Good, The Bad, and The Smelly

Let’s be honest – stapelia isn’t for everyone, but it has some fascinating qualities that make it worth considering:

  • Unique aesthetic appeal: Those chunky, star-shaped stems create an architectural element in any garden
  • Conversation-starting flowers: The star-shaped blooms are absolutely stunning, often featuring intricate patterns in burgundy, yellow, or brown
  • Low maintenance: Once established, stapelia is incredibly drought-tolerant and requires minimal care
  • Container-friendly: Perfect for pot culture and indoor growing in cooler climates

However, there’s one quirky characteristic you should know about: stapelia flowers are often called carrion flowers because they emit a scent that attracts flies for pollination. Yes, they can smell like rotting meat! Don’t worry though – the flowers don’t bloom constantly, and the unique pollination strategy is actually quite fascinating from a botanical perspective.

Perfect Garden Settings for Stapelia

Stapelia shines in several garden settings:

  • Rock gardens: The architectural form complements rocks and other succulents beautifully
  • Succulent gardens: A natural fit alongside other drought-tolerant plants
  • Container gardens: Excellent for patios, decks, or indoor growing
  • Xeriscaping: Perfect for water-wise landscaping projects

Growing Conditions and Care

The good news is that stapelia is relatively easy to grow if you can provide the right conditions:

Climate Requirements: Stapelia thrives in USDA hardiness zones 9-11. If you live in a cooler climate, container growing allows you to bring plants indoors during winter.

Light and Soil: Provide full sun to partial shade and well-draining soil. This is crucial – soggy soil will quickly kill stapelia. A cactus and succulent potting mix works perfectly.

Watering: Less is definitely more with stapelia. Water deeply but infrequently, allowing the soil to dry completely between waterings. During winter, reduce watering even further.

Temperature: Protect from frost, as stapelia is quite sensitive to cold temperatures.

Planting and Care Tips

  • Plant in spring after the last frost date
  • Ensure containers have drainage holes
  • Feed sparingly with a diluted succulent fertilizer during the growing season
  • Watch for overwatering signs like soft, yellowing stems
  • Protect from intense afternoon sun in extremely hot climates

A Word About Native Alternatives

While stapelia can be a delightful addition to the right garden, it’s worth considering native alternatives that provide similar architectural interest and drought tolerance. Depending on your location, native agaves, yuccas, or other indigenous succulents might offer comparable aesthetic appeal while supporting local ecosystems and wildlife.

The Bottom Line

Stapelia is a fascinating plant that offers unique beauty and requires minimal care once established. While its flowers might have an unusual scent, the architectural form and drought tolerance make it a worthy consideration for the right garden setting. Just remember that good drainage is absolutely essential, and if you’re in a cooler climate, container growing will give you the flexibility to enjoy this African native year-round.

Whether you’re creating a succulent showcase or just want something completely different in your garden, stapelia delivers personality in spades – just maybe keep those blooming plants away from frequently used outdoor seating areas!

Stapelia

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

Stapelia L. - stapelia

Species

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