North America Native Plant

Grass Orchid

Botanical name: Eulophia spectabilis

USDA symbol: EUSP7

Life cycle: perennial

Habit: forb

Native status: Native to Pacific Basin excluding Hawaii  

Growing the Spectacular Grass Orchid: A Pacific Island Native If you’re looking to add some tropical flair to your garden with a truly unique native plant, meet the grass orchid (Eulophia spectabilis). This stunning perennial orchid brings a touch of the exotic Pacific islands right to your backyard – if ...

Growing the Spectacular Grass Orchid: A Pacific Island Native

If you’re looking to add some tropical flair to your garden with a truly unique native plant, meet the grass orchid (Eulophia spectabilis). This stunning perennial orchid brings a touch of the exotic Pacific islands right to your backyard – if you can provide the right growing conditions, that is!

What Makes the Grass Orchid Special?

The grass orchid is a terrestrial orchid native to the Pacific Basin, making it a fantastic choice for gardeners who want to grow plants that naturally belong in tropical island ecosystems. As a forb – which simply means it’s a flowering plant without woody stems – this perennial orchid grows from the ground up each season, producing spectacular flower spikes that are sure to be conversation starters.

Where Does It Come From?

This beautiful orchid calls the Pacific islands home, with natural populations documented in Guam and Palau. Its native range reflects its need for consistently warm, tropical conditions that mirror these island paradises.

Why Grow a Grass Orchid?

Here are some compelling reasons to consider adding this native beauty to your garden:

  • Supports native Pacific island ecosystems and biodiversity
  • Produces showy, exotic-looking flowers on tall spikes
  • Adds unique texture and interest as a terrestrial orchid
  • Perfect for tropical and subtropical garden themes
  • Likely provides nectar for native pollinators

Garden Design Ideas

The grass orchid works beautifully in several garden settings:

  • Specialty orchid gardens and collections
  • Tropical landscape designs
  • Native plant gardens focused on Pacific island species
  • Shaded understory plantings
  • Container gardens in appropriate climates

Growing Conditions: Getting It Right

Here’s where things get specific – grass orchids have particular needs that reflect their tropical island origins:

  • Climate: USDA hardiness zones 10-12 (tropical and subtropical only)
  • Light: Partial shade to filtered sunlight
  • Soil: Well-draining, organic-rich soil that doesn’t stay waterlogged
  • Humidity: High humidity levels similar to tropical environments
  • Temperature: Consistently warm temperatures year-round

Planting and Care Tips

Successfully growing grass orchids requires attention to their specialized needs:

  • Plant in a location with good air circulation but protection from strong winds
  • Ensure excellent drainage – soggy soil is a death sentence for most orchids
  • Maintain consistent moisture without waterlogging
  • Consider growing in containers if your climate isn’t consistently tropical
  • Provide regular feeding during the growing season with orchid-specific fertilizer

Is This Orchid Right for Your Garden?

The grass orchid is definitely a specialized plant that won’t work in every garden. You’ll want to grow it if you:

  • Live in zones 10-12 or can provide greenhouse conditions
  • Enjoy growing challenging, unique plants
  • Want to support native Pacific island biodiversity
  • Have experience with orchid care or are eager to learn

However, you might want to skip this one if you’re looking for low-maintenance plants or live in cooler climates without the ability to provide consistent tropical conditions.

The Bottom Line

The grass orchid is a remarkable native plant that offers gardeners in tropical zones the chance to grow something truly special. While it requires specific growing conditions and careful attention, the reward of successfully cultivating this Pacific island native is well worth the effort. Just remember – this isn’t a plant for beginners or anyone looking for easy-care options. But for the dedicated gardener ready to embrace the challenge, the grass orchid offers a unique way to bring authentic tropical beauty to the landscape.

Grass 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

Eulophia R. Br. ex Lindl. - wild coco

Species

Eulophia spectabilis (Dennst.) Suresh - grass orchid

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