North America Native Plant

Domingan Coccocarpia Lichen

Botanical name: Coccocarpia domingensis

USDA symbol: CODO3

Habit: lichen

Native status: Native to North America  

Dominican Coccocarpia Lichen: A Fascinating Garden Visitor You Can’t Plant Have you ever noticed crusty, grayish patches growing on the bark of trees in your garden and wondered what they might be? If you live in a warm, humid climate, you might be looking at Dominican coccocarpia lichen (Coccocarpia domingensis), ...

Dominican Coccocarpia Lichen: A Fascinating Garden Visitor You Can’t Plant

Have you ever noticed crusty, grayish patches growing on the bark of trees in your garden and wondered what they might be? If you live in a warm, humid climate, you might be looking at Dominican coccocarpia lichen (Coccocarpia domingensis), a fascinating organism that’s neither plant nor animal, but something wonderfully in between.

What Exactly Is Dominican Coccocarpia Lichen?

Before we dive deeper, let’s clear up what lichens actually are. Dominican coccocarpia lichen isn’t a plant you can buy at your local nursery – it’s a lichen, which is essentially a partnership between a fungus and algae living together in perfect harmony. Think of it as nature’s ultimate roommate situation, where both parties benefit from the arrangement.

This particular lichen species is native to North America and naturally occurs in tropical and subtropical regions throughout the Americas, including parts of the southeastern United States, the Caribbean, and Central America.

Spotting Dominican Coccocarpia Lichen in Your Garden

Dominican coccocarpia lichen forms distinctive crusty patches that can range from grayish-green to brownish in color. You’ll typically find it growing on:

  • Tree bark, especially on mature trees
  • Occasionally on rock surfaces
  • Areas with consistent moisture and humidity

Unlike moss, which is soft and spongy, this lichen feels more like a crusty coating that’s firmly attached to its host surface.

Is It Beneficial to Have in Your Garden?

The short answer is absolutely! While you can’t plant Dominican coccocarpia lichen, having it show up naturally in your garden is actually a wonderful sign. Here’s why you should celebrate its presence:

  • Air quality indicator: Lichens are incredibly sensitive to air pollution, so their presence indicates clean, healthy air in your garden
  • Ecosystem health: They contribute to biodiversity and create microhabitats for tiny creatures
  • Natural beauty: These crusty patches add texture and natural character to tree trunks and surfaces
  • Low maintenance: They require absolutely no care from you – they’re completely self-sufficient

Why You Can’t (and Shouldn’t) Try to Grow It

Unlike traditional garden plants, lichens can’t be cultivated, planted, or propagated in the conventional sense. Dominican coccocarpia lichen will only establish itself naturally when conditions are just right – typically in warm, humid environments with clean air and suitable surfaces.

Attempting to transplant or encourage lichen growth rarely works and can actually damage these delicate organisms. The best approach is to create conditions that naturally attract them to your garden.

Creating a Lichen-Friendly Garden

While you can’t plant Dominican coccocarpia lichen directly, you can make your garden more welcoming to lichens in general:

  • Maintain mature trees with textured bark
  • Avoid using chemical pesticides and fertilizers that can harm sensitive lichens
  • Preserve areas of natural humidity, such as near water features
  • Keep some undisturbed areas in your landscape

The Bottom Line

Dominican coccocarpia lichen is one of those garden guests that you can’t invite but should absolutely welcome if it decides to visit. Its presence is a badge of honor for your garden’s environmental health, indicating clean air and a thriving ecosystem. Rather than trying to control or cultivate it, simply appreciate this remarkable organism as a sign that you’re doing something very right in creating a healthy, natural garden environment.

So the next time you spot those crusty, grayish patches on your trees, take a moment to appreciate the incredible partnership between fungus and algae that’s quietly contributing to your garden’s biodiversity – no planting required!

Domingan Coccocarpia Lichen

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Lecanorales

Family

Coccocarpiaceae Henssen

Genus

Coccocarpia Pers. - coccocarpia lichen

Species

Coccocarpia domingensis Vain. - Domingan coccocarpia lichen

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