North America Native Plant

Chemudelach

Botanical name: Hedyotis korrorensis

USDA symbol: HEKO

Life cycle: perennial

Habit: shrub

Native status: Native to Pacific Basin excluding Hawaii  

Chemudelach: A Mysterious Pacific Island Native Worth Discovering If you’re a gardener in the Pacific islands looking for truly local native plants, you might want to get acquainted with chemudelach (Hedyotis korrorensis). This perennial shrub is one of those fascinating plants that seems to fly under the radar, despite being ...

Chemudelach: A Mysterious Pacific Island Native Worth Discovering

If you’re a gardener in the Pacific islands looking for truly local native plants, you might want to get acquainted with chemudelach (Hedyotis korrorensis). This perennial shrub is one of those fascinating plants that seems to fly under the radar, despite being a genuine native of the Pacific Basin. While it may not be the showiest plant in your garden, it represents the authentic flora of its island homes.

Where Does Chemudelach Call Home?

Chemudelach is native to a very specific corner of the Pacific Basin, naturally occurring in Guam and Palau. This limited distribution makes it a true island endemic – a plant that evolved in these particular tropical paradise locations and nowhere else on Earth. For gardeners in these regions, growing chemudelach means you’re literally planting a piece of your local natural heritage.

What Does This Plant Look Like?

Chemudelach grows as a perennial shrub, typically reaching heights of 13 to 16 feet (4 to 5 meters), though it can sometimes grow taller under ideal conditions. Like most shrubs, it develops multiple stems that arise from or near the ground level, creating a bushy, multi-branched appearance. This growth habit makes it a substantial presence in the landscape – not a delicate little plant, but a sturdy, woody shrub that can serve as a real backbone in your garden design.

Why Consider Growing Chemudelach?

Here’s where things get interesting (and a bit challenging). Chemudelach falls into that category of plants that native plant enthusiasts love to champion, but that comes with some practical considerations:

  • Authentic native status: If you’re in Guam or Palau, this plant is as local as it gets
  • Habitat restoration value: Growing native plants helps support local ecosystems
  • Unique garden element: You won’t find this in your neighbor’s garden – it’s special
  • Climate adapted: Being native, it’s naturally suited to local growing conditions

The Challenge: Limited Information

Here’s the honest truth about chemudelach – it’s not exactly what you’d call a well-documented garden plant. Information about its specific growing requirements, propagation methods, and even basic horticultural characteristics is quite limited. This is both the charm and the challenge of working with rare island natives.

Growing Conditions and Care

Based on its native habitat in Guam and Palau, we can make some educated guesses about what chemudelach needs to thrive:

  • Climate: Tropical to subtropical conditions (likely USDA zones 10-12)
  • Humidity: High humidity typical of Pacific island environments
  • Temperature: Warm, consistent temperatures year-round
  • Rainfall: Regular moisture, as found in its native island habitats

Should You Plant It?

If you’re gardening in Guam or Palau, chemudelach could be an excellent choice for several reasons. As a native plant, it’s likely to be well-adapted to your local climate conditions, potentially requiring less water and care than exotic alternatives once established. Plus, you’d be supporting the preservation of local plant diversity.

However, the practical challenge is finding this plant in cultivation. Unlike popular garden plants, chemudelach isn’t likely to be sitting on the shelves at your local nursery. You might need to connect with native plant societies, botanical gardens, or specialized growers who work with Pacific island natives.

The Bottom Line

Chemudelach represents the kind of plant that makes native gardening both exciting and challenging. It’s a genuine piece of Pacific island natural heritage that could add authentic local character to your landscape. While the limited information available means you’d be somewhat pioneering in growing it, that’s part of what makes native plant gardening an adventure.

If you’re someone who loves the idea of growing plants that truly belong in your landscape – plants that were there long before any human gardener arrived – then chemudelach might be worth seeking out. Just be prepared for some detective work in finding it and figuring out its preferences through observation and patience.

Chemudelach

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

Rubiales

Family

Rubiaceae Juss. - Madder family

Genus

Hedyotis L. - starviolet

Species

Hedyotis korrorensis (Valeton) Hosok. - chemudelach

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