North America Native Plant

Waxy Bonnet Orchid

Botanical name: Pleurothallis pruinosa

USDA symbol: PLPR2

Life cycle: perennial

Habit: forb

Native status: Native to Puerto Rico  

Waxy Bonnet Orchid: A Puerto Rican Treasure for Orchid Enthusiasts Meet the waxy bonnet orchid (Pleurothallis pruinosa), a charming little native orchid that calls Puerto Rico home. If you’re wondering whether this petite beauty belongs in your garden, the answer depends largely on your gardening style and experience with orchids. ...

Waxy Bonnet Orchid: A Puerto Rican Treasure for Orchid Enthusiasts

Meet the waxy bonnet orchid (Pleurothallis pruinosa), a charming little native orchid that calls Puerto Rico home. If you’re wondering whether this petite beauty belongs in your garden, the answer depends largely on your gardening style and experience with orchids. This isn’t your typical backyard perennial, but for the right gardener, it’s absolutely enchanting.

What Makes This Orchid Special

The waxy bonnet orchid is a true Puerto Rican native, making it a valuable part of the island’s natural heritage. As a perennial forb, this orchid lacks the woody stems you’d find on trees or shrubs, instead growing as a delicate herbaceous plant. What makes it particularly interesting is its epiphytic nature – in the wild, it grows on other plants rather than in soil, drawing moisture and nutrients from the air and rain.

Where You’ll Find It Growing Wild

This orchid is endemic to Puerto Rico, where it thrives in the island’s cloud forests and mountainous regions. You won’t find wild populations anywhere else in the world, making it a true botanical treasure of the Caribbean.

Is This Orchid Right for Your Garden?

Here’s where we need to get real about expectations. The waxy bonnet orchid isn’t going to work in your typical flower bed or landscape design. This is a specialty plant that requires very specific conditions to thrive. It’s best suited for:

  • Dedicated orchid enthusiasts with greenhouse space
  • Indoor growing under controlled conditions
  • Specialized tropical plant collections
  • Humid conservatories or orchid houses

If you’re new to gardening or looking for low-maintenance natives for your landscape, this probably isn’t your best starting point.

Growing Conditions and Care

Successfully growing the waxy bonnet orchid requires mimicking its natural cloud forest habitat. Here’s what this finicky beauty needs:

  • Climate: Only suitable for USDA zones 10-11, typically grown indoors elsewhere
  • Light: Bright, filtered light – never direct sunlight
  • Humidity: Very high humidity levels (60-80%)
  • Growing medium: Well-draining orchid bark mix, never regular potting soil
  • Watering: Consistent moisture without waterlogging
  • Temperature: Warm temperatures with good air circulation

The Bottom Line

The waxy bonnet orchid is undeniably special as a Puerto Rican native, but it’s definitely not for everyone. If you’re an experienced orchid grower looking to support native Puerto Rican flora, this could be a wonderful addition to your collection. However, if you’re seeking native plants for typical garden landscapes, you’ll want to look at hardier options that can thrive in outdoor conditions.

For most gardeners interested in supporting native plants, consider exploring other Puerto Rican natives that are better suited to landscape conditions. The waxy bonnet orchid will always have its place among dedicated orchid enthusiasts who can provide the specialized care it requires.

Waxy Bonnet 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

Pleurothallis R. Br. - bonnet orchid

Species

Pleurothallis pruinosa Lindl. - waxy bonnet orchid

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