North America Native Plant

Mollugo

Botanical name: Mollugo pentaphylla

USDA symbol: MOPE5

Native status: Native to Pacific Basin excluding Hawaii  

Mollugo: A Lesser-Known Pacific Island Native If you’re looking for a truly unique addition to your garden, Mollugo pentaphylla (commonly known simply as mollugo) might catch your attention. This Pacific island native represents one of those fascinating plants that exists quietly in its natural habitat, far from the bustling world ...

Mollugo: A Lesser-Known Pacific Island Native

If you’re looking for a truly unique addition to your garden, Mollugo pentaphylla (commonly known simply as mollugo) might catch your attention. This Pacific island native represents one of those fascinating plants that exists quietly in its natural habitat, far from the bustling world of mainstream gardening.

Where Does Mollugo Call Home?

Mollugo pentaphylla is native to the Pacific Basin, specifically found growing wild in Guam and Palau. These tropical island locations give us a hint about the plant’s preferred climate conditions, though detailed cultivation information remains surprisingly scarce in gardening literature.

The Garden Reality Check

Here’s where things get interesting (and a bit frustrating for plant enthusiasts): while mollugo exists as a documented species, there’s precious little information available about its garden performance, aesthetic qualities, or cultivation requirements. This isn’t uncommon with many Pacific island natives that haven’t made their way into widespread horticultural use.

What We Don’t Know (But Wish We Did)

Unfortunately, many key details about this plant remain mysteries:

  • Specific growing conditions and soil preferences
  • Mature size and growth habit
  • Flowering characteristics and timing
  • Wildlife and pollinator benefits
  • Propagation methods
  • Hardiness and temperature tolerance

Should You Try Growing Mollugo?

The lack of cultivation information presents both a challenge and an opportunity. If you’re an adventurous gardener with access to seeds or plants from reputable sources, mollugo could be an interesting experiment—especially if you live in a tropical or subtropical climate similar to its native range.

However, for most gardeners seeking reliable, well-documented plants, you might want to consider other options with more established growing guides and known garden performance.

Alternative Native Options

If you’re drawn to lesser-known natives from tropical regions, consider researching plants native to your specific area instead. Your local native plant society or extension office can provide excellent alternatives that will thrive in your climate while supporting local wildlife.

The Bottom Line

Mollugo pentaphylla represents one of those intriguing botanical question marks—a plant that exists in nature but hasn’t yet found its place in cultivation guides. While its Pacific island origins suggest tropical growing conditions, the lack of detailed horticultural information makes it a risky choice for most home gardeners.

If you’re determined to explore this plant, proceed with caution, start small, and be prepared for some trial and error. Sometimes the most rewarding gardening experiences come from working with plants that don’t have instruction manuals!

Mollugo

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Caryophyllidae

Order

Caryophyllales

Family

Molluginaceae Bartl. - Carpet-weed family

Genus

Mollugo L. - carpetweed

Species

Mollugo pentaphylla L. - mollugo

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