North America Native Plant

King Orchid

Botanical name: Broughtonia domingensis

USDA symbol: BRDO3

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Synonyms: Laeliopsis domingensis (Lindl.) Lindl. (LADO)   

King Orchid: A Caribbean Beauty for Orchid Enthusiasts If you’re looking to add a touch of tropical elegance to your garden or orchid collection, the king orchid (Broughtonia domingensis) might just be the stunning specimen you’ve been searching for. This Caribbean native brings vibrant color and exotic charm to any ...

King Orchid: A Caribbean Beauty for Orchid Enthusiasts

If you’re looking to add a touch of tropical elegance to your garden or orchid collection, the king orchid (Broughtonia domingensis) might just be the stunning specimen you’ve been searching for. This Caribbean native brings vibrant color and exotic charm to any space lucky enough to host it.

Meet the King Orchid

The king orchid, scientifically known as Broughtonia domingensis, is a perennial orchid species that truly lives up to its regal common name. You might also encounter it under its botanical synonym, Laeliopsis domingensis, but regardless of what you call it, this plant is pure orchid royalty.

Where It Calls Home

This beautiful orchid is native to Puerto Rico and other Caribbean islands, where it thrives in the warm, humid tropical climate. In its natural habitat, you’ll find it growing as an epiphyte, clinging to trees and rocky surfaces throughout the region.

Why You’ll Fall in Love

The king orchid is a showstopper with its vibrant pink to purple blooms that seem to glow against its green foliage. As an epiphytic orchid, it has a unique growth habit that adds architectural interest to any collection. The flowers are not just beautiful to look at – they also attract various pollinators including bees and butterflies, making them a beneficial addition to tropical ecosystems.

Perfect Growing Conditions

Like most tropical orchids, the king orchid has some specific needs that make it best suited for experienced gardeners or dedicated orchid enthusiasts:

  • Climate: USDA hardiness zones 10-12 only – this is strictly a tropical plant
  • Light: Bright, filtered light (think dappled sunlight through tree canopy)
  • Humidity: High humidity levels, typically 60-80%
  • Growing medium: Well-draining orchid bark mix or mounted on cork bark
  • Watering: Regular misting but avoid waterlogged conditions

Where It Fits in Your Garden

The king orchid is perfect for:

  • Tropical and subtropical gardens in zones 10-12
  • Greenhouse collections in cooler climates
  • Screened porches or conservatories
  • Specialized orchid gardens
  • As a mounted specimen on trees in tropical landscapes

Growing Tips for Success

Successfully growing king orchids requires attention to detail, but the rewards are worth it:

  • Mounting: Try mounting on cork bark or tree fern fiber for the most natural growing experience
  • Potting: If containerized, use a chunky orchid bark mix that drains quickly
  • Watering: Water thoroughly but allow to dry slightly between waterings
  • Humidity: Use humidity trays or regular misting to maintain moisture in the air
  • Fertilizing: Apply diluted orchid fertilizer regularly during growing season
  • Air circulation: Ensure good airflow to prevent fungal issues

Is This Orchid Right for You?

The king orchid is definitely a specialty plant that requires dedicated care and the right growing conditions. If you live in a tropical climate (zones 10-12) and love orchids, this native Caribbean beauty could be a wonderful addition to your collection. For gardeners in cooler climates, you’ll need greenhouse space or a very bright, humid indoor location.

While it may not be the easiest orchid for beginners, experienced orchid growers will find the king orchid to be a rewarding and stunning addition that brings a piece of Caribbean paradise to their collection. Just remember – this royal beauty demands the royal treatment it deserves!

King 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

Broughtonia R. Br. - broughtonia

Species

Broughtonia domingensis (Lindl.) Rolfe - king orchid

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