North America Non-native Plant

Dissotis

Botanical name: Dissotis

USDA symbol: DISSO2

Life cycle: perennial

Habit: forb

Native status: Non-native, reproduces and persists in the wild in Hawaii âš˜ Non-native, reproduces and persists in the wild in Pacific Basin excluding Hawaii âš˜ Non-native, reproduces and persists in the wild in Puerto Rico  

Dissotis: A Colorful Ground Cover with Tropical Flair If you’re looking to add a splash of vibrant color to your tropical or subtropical garden, dissotis might catch your eye. This eye-catching ground cover produces stunning purple and magenta blooms that can transform any landscape into a colorful paradise. But before ...

Dissotis: A Colorful Ground Cover with Tropical Flair

If you’re looking to add a splash of vibrant color to your tropical or subtropical garden, dissotis might catch your eye. This eye-catching ground cover produces stunning purple and magenta blooms that can transform any landscape into a colorful paradise. But before you rush to plant it, let’s dive into what makes this plant tick and whether it’s the right choice for your garden.

What Exactly Is Dissotis?

Dissotis is a perennial forb – essentially a non-woody flowering plant that comes back year after year. Think of it as nature’s carpet, spreading low across the ground while producing those gorgeous blooms that make gardeners swoon. Originally hailing from tropical Africa, this plant has made its way to various warm-climate locations around the world.

Where You’ll Find Dissotis Growing

Currently, dissotis has established itself in Hawaii, Palau, and Puerto Rico, where it reproduces naturally without human intervention. It’s considered a non-native species in these locations, having been introduced from its original African homeland.

The Appeal Factor: Why Gardeners Love It

Let’s be honest – dissotis knows how to put on a show. Here’s what makes it attractive to gardeners:

  • Vibrant purple, pink, and magenta flowers that bloom prolifically
  • Low-growing ground cover habit that fills spaces beautifully
  • Attracts butterflies, bees, and other beneficial pollinators
  • Relatively easy to grow in the right conditions
  • Provides year-round interest in tropical climates

Growing Conditions: What Dissotis Craves

If you’re in USDA hardiness zones 9-11, you’re in luck – dissotis can potentially thrive in your climate. This tropical beauty prefers:

  • Moist, well-draining soil (it doesn’t like to be waterlogged)
  • Partial shade to full sun exposure
  • Warm temperatures year-round
  • Regular watering to keep soil consistently moist
  • Occasional fertilizing during the growing season

Planting and Care Tips

Growing dissotis successfully isn’t rocket science, but there are a few key things to keep in mind:

  • Plant in spring after the last frost danger has passed
  • Space plants appropriately as they tend to spread
  • Water regularly but ensure good drainage to prevent root rot
  • Apply a balanced fertilizer every few months during active growth
  • Monitor for spreading and contain if necessary

Should You Plant Dissotis?

Here’s where things get a bit nuanced. While dissotis can be a beautiful addition to tropical gardens, it’s important to remember that it’s not native to areas where it’s commonly grown. As a responsible gardener, you might want to consider native alternatives that provide similar benefits while supporting local ecosystems.

If you do choose to grow dissotis, be mindful of its spreading nature and keep it contained to prevent it from escaping into natural areas. Regular monitoring and maintenance will help ensure it remains a garden asset rather than a potential problem.

Native Alternatives to Consider

Before settling on dissotis, consider exploring native ground covers in your area that might offer similar aesthetic appeal while supporting local wildlife and ecosystems. Your local native plant society or extension office can provide excellent recommendations for colorful, low-growing natives that thrive in your specific region.

The Bottom Line

Dissotis can certainly add tropical flair to your garden with its vibrant blooms and easy-care nature. However, as with any non-native plant, it’s worth weighing the benefits against the potential for unintended consequences. Whether you choose dissotis or opt for native alternatives, the key is creating a garden that brings you joy while being mindful of the broader ecosystem around you.

Dissotis

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Myrtales

Family

Melastomataceae Juss. - Melastome family

Genus

Dissotis Benth. - dissotis

Species

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