North America Non-native Plant

Dentella

Botanical name: Dentella

USDA symbol: DENTE

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

Dentella: A Little-Known Tropical Plant for Specialized Gardens If you’ve stumbled across the name Dentella in your plant research, you’re not alone in wondering what exactly this mysterious genus is all about. Dentella is one of those plants that botanists know exists, but gardeners rarely encounter in their everyday adventures. ...

Dentella: A Little-Known Tropical Plant for Specialized Gardens

If you’ve stumbled across the name Dentella in your plant research, you’re not alone in wondering what exactly this mysterious genus is all about. Dentella is one of those plants that botanists know exists, but gardeners rarely encounter in their everyday adventures. Let’s dive into what we do know about this intriguing member of the coffee family.

What is Dentella?

Dentella belongs to the Rubiaceae family, which makes it a distant cousin to coffee plants and gardenias. However, don’t expect the same showy blooms or aromatic beans! This genus remains somewhat of an enigma in the gardening world, with limited information available about its appearance and growing habits.

Where Does Dentella Come From?

According to available data, Dentella has established itself in Palau, where it grows as a non-native species that reproduces on its own in the wild. The plant appears to be part of the broader Pacific Basin flora, though it’s notably absent from Hawaii.

Should You Grow Dentella?

Here’s where things get tricky. While Dentella isn’t listed as invasive or harmful, there’s precious little information available about how to actually grow it successfully. This presents a few challenges for the home gardener:

  • Limited availability through nurseries or seed suppliers
  • Unclear growing requirements and care instructions
  • Unknown performance in different climate zones
  • Uncertain aesthetic value for landscape design

Growing Conditions (What We Can Infer)

Based on its presence in tropical Pacific locations, Dentella likely prefers:

  • Warm, humid conditions year-round
  • Protection from frost and freezing temperatures
  • Consistent moisture without waterlogging
  • Partial shade to filtered sunlight

However, these are educated guesses rather than proven cultivation guidelines.

A Better Alternative: Consider Native Plants

Given the uncertainty surrounding Dentella’s cultivation requirements and limited availability, you might want to consider well-documented native alternatives that will thrive in your specific region. Native plants offer several advantages:

  • Proven performance in local conditions
  • Support for local wildlife and pollinators
  • Lower maintenance once established
  • Readily available from reputable nurseries

Check with your local native plant society or extension office to discover beautiful indigenous species that will flourish in your garden while supporting your local ecosystem.

The Bottom Line

While Dentella might sound intriguing, it’s one of those plants that remains better suited for botanical collections than home gardens. The lack of cultivation information, combined with its non-native status in most areas, makes it a challenging choice for typical gardeners. Instead, why not explore the wonderful world of native plants in your area? You’ll find plenty of beautiful, well-documented species that are much more likely to reward your gardening efforts with reliable growth and stunning results.

Sometimes the most mysterious plants are best left to the experts and researchers who can properly study and understand them. Your garden will thank you for choosing plants with proven track records and clear growing guidelines!

Dentella

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

Dentella J.R. Forst. & G. Forst.

Species

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