North America Native Plant

Manystem Bulbophyllum

Botanical name: Bulbophyllum profusum

USDA symbol: BUPR6

Life cycle: perennial

Habit: forb

Native status: Native to Pacific Basin excluding Hawaii  

Manystem Bulbophyllum: A Tropical Pacific Orchid for Adventurous Gardeners Meet the manystem bulbophyllum (Bulbophyllum profusum), a fascinating little orchid that calls the tropical Pacific islands home. This perennial epiphyte might not be the easiest plant to grow, but for orchid enthusiasts looking for something truly unique, it offers an intriguing ...

Manystem Bulbophyllum: A Tropical Pacific Orchid for Adventurous Gardeners

Meet the manystem bulbophyllum (Bulbophyllum profusum), a fascinating little orchid that calls the tropical Pacific islands home. This perennial epiphyte might not be the easiest plant to grow, but for orchid enthusiasts looking for something truly unique, it offers an intriguing challenge.

Where Does Manystem Bulbophyllum Come From?

This charming orchid is native to the Pacific Basin, specifically found growing wild in Guam and Palau. In its natural habitat, you’ll find it clinging to tree bark in humid tropical forests, where it has adapted to life without soil.

What Makes This Orchid Special?

The manystem bulbophyllum is a true epiphyte, meaning it grows on other plants (usually trees) rather than in the ground. Like many orchids in the Bulbophyllum genus, it produces small but intricate flowers that showcase nature’s amazing attention to detail. The plant spreads via creeping rhizomes, creating interesting cascading displays when properly mounted.

Should You Grow Manystem Bulbophyllum?

Here’s the honest truth: this orchid isn’t for beginners. Consider growing manystem bulbophyllum if you:

  • Have experience with epiphytic orchids
  • Can provide consistent warm, humid conditions
  • Live in USDA zones 10-12 or have a greenhouse
  • Enjoy collecting rare and unusual plants
  • Have patience for slow-growing specimens

However, you might want to skip this one if you’re new to orchid growing or live in a dry climate without the ability to create humid microclimates.

Growing Conditions and Care

Success with manystem bulbophyllum requires mimicking its tropical island home:

  • Temperature: Warm conditions year-round (70-85°F)
  • Humidity: High humidity levels (60-80%)
  • Light: Bright, filtered light (no direct sun)
  • Air circulation: Good airflow to prevent fungal issues
  • Mounting: Grow on cork bark, tree fern, or specialized orchid mounts
  • Watering: Regular misting, allowing to dry between waterings

Planting and Care Tips

Since this is an epiphyte, forget about traditional potting! Mount your manystem bulbophyllum on a piece of cork bark or tree fern fiber. Secure it gently with fishing line or plant ties, and place a bit of sphagnum moss around the roots for moisture retention.

Water by misting several times per week, ensuring good drainage and air circulation. Feed monthly with a diluted orchid fertilizer during the growing season.

Consider Native Alternatives

If you’re gardening in the continental United States, consider exploring native orchid species from your own region instead. Many areas have beautiful native orchids that are better adapted to local conditions and support local wildlife. Check with native plant societies in your area to discover what orchid treasures might be growing naturally near you.

The Bottom Line

Manystem bulbophyllum is a specialized plant for dedicated orchid collectors who can provide the specific conditions it needs. While it’s a fascinating addition to a tropical orchid collection, most gardeners will find greater success and ecological benefit from choosing plants native to their own region. If you do decide to grow this Pacific beauty, source it responsibly and be prepared for a rewarding but challenging growing experience.

Manystem Bulbophyllum

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

Bulbophyllum Thouars - bulbophyllum

Species

Bulbophyllum profusum Ames - manystem bulbophyllum

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