North America Native Plant

Farinose Cartilage Lichen

Botanical name: Ramalina farinacea

USDA symbol: RAFA60

Habit: lichen

Native status: Native to North America  

Farinose Cartilage Lichen: The Mystical Tree Ornament You Can’t Plant Have you ever wandered through a forest and noticed what looks like pale, stringy decorations hanging from tree branches? Meet the farinose cartilage lichen (Ramalina farinacea), one of nature’s most fascinating organisms that’s neither plant nor animal, but something wonderfully ...

Farinose Cartilage Lichen: The Mystical Tree Ornament You Can’t Plant

Have you ever wandered through a forest and noticed what looks like pale, stringy decorations hanging from tree branches? Meet the farinose cartilage lichen (Ramalina farinacea), one of nature’s most fascinating organisms that’s neither plant nor animal, but something wonderfully in-between!

What Exactly Is This Mysterious Organism?

Before we dive deeper, let’s clear up what a lichen actually is. Lichens are remarkable partnerships between fungi and algae (or sometimes cyanobacteria), working together in perfect harmony. The fungus provides structure and protection, while the algae produces food through photosynthesis. It’s like nature’s ultimate roommate situation that’s been working for millions of years!

Ramalina farinacea is native to North America and creates those distinctive pale gray-green to whitish, strap-like branches that dangle from tree bark like natural tinsel. The name cartilage lichen comes from its somewhat rubbery, flexible texture that resembles cartilage when you touch it.

Where You’ll Find This Forest Fairy

This enchanting lichen spreads across much of North America, from the forests of Canada down through various regions of the United States. You’ll typically spot it adorning the branches and trunks of deciduous and coniferous trees in mature forests and wooded areas.

Is It Good for Your Garden?

Here’s where things get interesting – and perhaps a bit disappointing if you were hoping to add this ethereal beauty to your landscape. You simply can’t plant or cultivate farinose cartilage lichen. These organisms grow incredibly slowly and have very specific requirements that are nearly impossible to replicate in a garden setting.

However, if you’re lucky enough to have this lichen appear naturally on trees in your yard, consider yourself blessed! Its presence actually indicates something wonderful about your local environment.

A Living Air Quality Monitor

One of the coolest things about Ramalina farinacea is that it’s essentially a natural air quality detector. Lichens are extremely sensitive to air pollution, particularly sulfur dioxide and other atmospheric nasties. If you see healthy populations of this lichen in your area, it’s a sign that your air quality is pretty darn good!

How to Identify Farinose Cartilage Lichen

Spotting this lichen is fairly straightforward once you know what to look for:

  • Pale gray-green to whitish coloration
  • Strap-like, flattened branches that hang or drape from tree bark
  • Somewhat cartilaginous, flexible texture
  • Branching pattern that creates a drooping, decorative appearance
  • Typically found on bark of both deciduous and coniferous trees

Benefits to Your Local Ecosystem

While you can’t plant it, this lichen does provide some ecological benefits when it appears naturally. Some birds may use small pieces as nesting material, and it contributes to the overall biodiversity of your local forest ecosystem. Plus, it adds a magical, almost fairy-tale quality to wooded areas that many people find aesthetically pleasing.

What This Means for Your Garden

If you’re hoping to encourage more native lichens in your landscape, the best approach is to maintain mature trees, avoid using harsh chemicals or pesticides, and work to keep your local air quality as clean as possible. Remember, the presence of healthy lichens like Ramalina farinacea is actually a compliment to your local environment!

While you can’t add this particular species to your garden wish list, you can certainly appreciate it when you encounter it in nature. Consider it one of those special wild treasures that reminds us not everything beautiful needs to be cultivated – sometimes the best garden ornaments are the ones nature provides all on her own.

Farinose Cartilage Lichen

Classification

Group

Lichen

Kingdom

Fungi - Fungi

Subkingdom
Superdivision
Division

Ascomycota - Sac fungi

Subdivision
Class

Ascomycetes

Subclass
Order

Lecanorales

Family

Ramalinaceae C. Agardh

Genus

Ramalina Ach. - cartilage lichen

Species

Ramalina farinacea (L.) Ach. - farinose cartilage lichen

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