North America Native Plant

Custard Orchid

Botanical name: Eurystyles

USDA symbol: EURYS2

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Custard Orchid: A Mysterious Native Treasure from Puerto Rico If you’ve stumbled across the name custard orchid in your plant research, you’ve discovered one of the more enigmatic members of Puerto Rico’s native flora. The custard orchid (Eurystyles) is a fascinating example of how much we still have to learn ...

Custard Orchid: A Mysterious Native Treasure from Puerto Rico

If you’ve stumbled across the name custard orchid in your plant research, you’ve discovered one of the more enigmatic members of Puerto Rico’s native flora. The custard orchid (Eurystyles) is a fascinating example of how much we still have to learn about our native plant communities, especially in tropical regions.

What Is the Custard Orchid?

The custard orchid belongs to the diverse orchid family and is classified as a perennial forb. Unlike woody shrubs or trees, this herbaceous plant lacks significant woody tissue above ground and maintains its life cycle through underground structures that survive from year to year. As an orchid, it’s part of one of the largest plant families in the world, known for their often intricate and beautiful flowers.

Where Does It Call Home?

This native gem is found exclusively in Puerto Rico, making it a true regional specialty. For gardeners in Puerto Rico, the custard orchid represents an opportunity to celebrate local biodiversity and support plants that have evolved specifically for Caribbean conditions.

The Challenge of Growing Custard Orchids

Here’s where things get interesting (and a bit frustrating for eager gardeners): detailed cultivation information for Eurystyles is remarkably scarce. This isn’t uncommon with specialized native orchids, which often have very specific growing requirements that haven’t been well-documented for home gardening.

What we do know is that as a native Puerto Rican orchid, it likely prefers:

  • Warm, tropical conditions year-round
  • High humidity levels
  • Well-draining but moisture-retentive growing medium
  • Filtered light rather than direct sun

Why Consider This Plant?

Despite the cultivation mysteries, there are compelling reasons to be interested in the custard orchid:

  • Native heritage: Supporting native plants helps preserve local ecosystems and biodiversity
  • Uniqueness: You won’t find this growing in gardens outside of Puerto Rico
  • Conservation value: Growing native plants helps maintain genetic diversity
  • Adaptation: Native plants are naturally suited to local climate conditions

The Reality Check

Let’s be honest: the custard orchid isn’t going to be your typical garden center purchase. The lack of available growing information suggests this is either a very specialized plant that requires expert knowledge, or it’s simply not commonly cultivated. For most home gardeners, this might be more of a plant to admire in its natural habitat rather than a plant to grow in the backyard.

What This Means for Your Garden

If you’re in Puerto Rico and passionate about native plants, the custard orchid represents an interesting challenge. You might consider:

  • Connecting with local native plant societies or botanical gardens for more specific information
  • Exploring other native Puerto Rican orchids that might be better documented for cultivation
  • Supporting conservation efforts for native orchid habitats
  • Starting with easier-to-grow native plants while learning more about specialized species like Eurystyles

The Bigger Picture

The custard orchid reminds us that native plant gardening isn’t always straightforward, and that’s okay! Not every native plant needs to become a garden staple. Some serve important roles in their natural ecosystems while remaining challenging or impractical for home cultivation. The key is finding the right balance of plants that support local ecology while also thriving in our garden spaces.

Whether or not the custard orchid ends up in your garden, learning about plants like this deepens our appreciation for the incredible diversity of native flora and the importance of protecting natural habitats where these specialized species can continue to thrive.

Custard Orchid

Classification

Group

Monocot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Liliopsida - Monocotyledons

Subclass

Liliidae

Order

Orchidales

Family

Orchidaceae Juss. - Orchid family

Genus

Eurystyles Wawra - custard orchid

Species

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