North America Native Plant

Green Orchid

Botanical name: Platanthera ×lassenii

USDA symbol: PLLA13

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Green Orchid: A Rare Native Treasure for Specialized Gardens If you’re the type of gardener who gets excited about finding botanical unicorns, then Platanthera ×lassenii, commonly known as the green orchid, might just capture your imagination. This perennial native orchid is one of nature’s more elusive creations – a hybrid ...

Green Orchid: A Rare Native Treasure for Specialized Gardens

If you’re the type of gardener who gets excited about finding botanical unicorns, then Platanthera ×lassenii, commonly known as the green orchid, might just capture your imagination. This perennial native orchid is one of nature’s more elusive creations – a hybrid that represents the fascinating world of native North American orchids.

What Makes This Orchid Special

The green orchid is a true California native, found exclusively in the Golden State. As a hybrid species (indicated by the × in its scientific name), it’s the result of natural cross-pollination between two parent Platanthera species. This makes it particularly rare and special – think of it as nature’s own limited edition plant.

As a perennial forb, this orchid lacks woody tissue and maintains its life force through underground structures that survive from year to year. It’s a member of that exclusive club of plants that make gardeners feel like they’ve discovered buried treasure when they encounter one in the wild.

Where Does It Belong in Your Garden?

Here’s where we need to have an honest conversation. The green orchid isn’t your typical garden center find, and there’s a good reason for that. This plant has very specific needs that make it challenging for most home gardeners to successfully cultivate.

Based on its wetland status as a Facultative Wetland plant, the green orchid typically thrives in moist to wet conditions. It usually occurs in wetlands but can occasionally be found in non-wetland areas. This suggests it would be most at home in:

  • Bog gardens or constructed wetlands
  • Consistently moist, naturalistic landscapes
  • Specialized native plant collections
  • Conservation-focused restoration projects

The Reality of Growing Green Orchids

Let’s be frank – native orchids are notoriously difficult to grow, and hybrid species like Platanthera ×lassenii present additional challenges. These plants have complex relationships with soil fungi (mycorrhizae) that are essential for their survival, making them nearly impossible to transplant successfully from the wild.

If you’re determined to include native orchids in your landscape, here are some considerations:

  • Work only with reputable nurseries that specialize in native orchids
  • Never collect from wild populations
  • Ensure you can provide consistently moist, well-draining soil
  • Be prepared for a long-term commitment with no guarantee of success

Better Alternatives for Most Gardens

While the green orchid is undoubtedly fascinating, most gardeners will have better success with other California native plants that provide similar benefits without the extreme care requirements. Consider these moisture-loving California natives instead:

  • Wild ginger (Asarum caudatum) for shaded, moist areas
  • California iris species for seasonal interest
  • Native sedges and rushes for wetland-style gardens
  • Monkey flower (Mimulus species) for colorful, pollinator-friendly options

Conservation Considerations

The rarity of Platanthera ×lassenii makes it more valuable in its natural habitat than in cultivation. If you’re lucky enough to encounter this orchid in the wild, take photos, enjoy the moment, but leave it undisturbed. Supporting habitat conservation efforts and native plant societies is often more beneficial for rare species than attempting cultivation.

The Bottom Line

The green orchid represents the kind of botanical diversity that makes California’s native flora so remarkable. While it may not be practical for most home gardens, its existence reminds us of the intricate relationships that exist in healthy ecosystems. Sometimes the best way to appreciate a plant is to admire it from afar and focus our gardening efforts on species that are more likely to thrive under our care.

If native orchids have captured your heart, consider connecting with local native plant societies or botanical gardens that specialize in orchid conservation. You might not be able to grow Platanthera ×lassenii in your backyard, but you can certainly support the habitats where these remarkable plants continue to thrive naturally.

Wetland Status

The rule of seasoned gardeners and landscapers is to choose the "right plant for the right place" matching plants to their ideal growing conditions, so they'll thrive with less work and fewer inputs. But the simplicity of this catchphrase conceals how tricky plant selection is. While tags list watering requirements, there's more to the story.

Knowing a plant's wetland status can simplify the process by revealing the interaction between plants, water, and soil. Surprisingly, many popular landscape plants are wetland species! And what may be a wetland plant in one area, in another it might thrive in drier conditions. Also, it helps you make smarter gardening choices and grow healthy plants with less care and feeding, saving you time, frustration, and money while producing an attractive garden with greater ecological benefits.

Regions
Status
Moisture Conditions

Arid West

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Western Mountains, Valleys, and Coast

FACW

Facultative Wetland - Plants with this status usually occurs in wetlands but may occur in non-wetlands

Green 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

Platanthera Rich. - fringed orchid

Species

Platanthera ×lassenii Schrenk [dilatata × sparsiflora] - green orchid

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