North America Native Plant

Hooded Lady’s Tresses

Botanical name: Spiranthes romanzoffiana

USDA symbol: SPRO

Life cycle: perennial

Habit: forb

Native status: Native to Alaska âš˜ Native to Canada âš˜ Native to the lower 48 states âš˜ Native to St. Pierre and Miquelon  

Synonyms: Ibidium strictum (Rydb.) House (IBST)  âš˜  Spiranthes stricta Rydb. (SPST6)   

Hooded Lady’s Tresses: A Charming Native Orchid for Your Wetland Garden Meet one of North America’s most understated beauties: the hooded lady’s tresses (Spiranthes romanzoffiana). Don’t let the quirky name fool you – this isn’t some medieval hairstyle, but rather a delightful native orchid that could be the perfect addition ...

Hooded Lady’s Tresses: A Charming Native Orchid for Your Wetland Garden

Meet one of North America’s most understated beauties: the hooded lady’s tresses (Spiranthes romanzoffiana). Don’t let the quirky name fool you – this isn’t some medieval hairstyle, but rather a delightful native orchid that could be the perfect addition to your garden. Well, that is, if you’ve got the right soggy conditions this little charmer demands!

What Makes Hooded Lady’s Tresses Special?

This perennial wildflower is a true North American native, with an impressively wide range spanning from Alaska all the way down to parts of the southwestern United States. You’ll find it naturally growing across Canada and throughout much of the northern and western U.S., making it one of our continent’s most widely distributed native orchids.

The plant gets its common name from the distinctive way its small white flowers spiral up the stem, resembling braided hair or tresses. These delicate blooms appear in mid-summer and create an elegant, understated display that’s perfect for gardeners who appreciate subtle beauty over flashy showstoppers.

Garden Appeal and Design Role

Standing at a modest 2.5 feet tall at maturity, hooded lady’s tresses won’t overwhelm your garden space. Instead, it serves as a charming accent plant that adds vertical interest and delicate texture to naturalistic plantings. The slender stems topped with spiraling white flowers create an almost ethereal quality, especially when planted in drifts.

This orchid shines brightest in:

  • Native plant gardens
  • Bog or wetland gardens
  • Rain gardens
  • Naturalistic landscapes
  • Pollinator gardens in wet areas

Growing Conditions: It’s All About the Water

Here’s where hooded lady’s tresses gets particular – and we mean really particular about moisture. This plant is classified as an obligate wetland species in most regions, which means it almost always needs wet feet to thrive. Think of it as the garden equivalent of someone who never wants to leave the bathtub.

Key growing requirements include:

  • Moisture: Consistently wet to moist soil; high water needs
  • Soil: Adapts to medium and fine-textured soils
  • pH: Tolerates a wide range from 4.5 to 8.5
  • Light: Partial shade to partial sun
  • Hardiness: Zones 2-8 (extremely cold hardy to -38°F)

Benefits for Wildlife and Pollinators

Those spiraling white flowers aren’t just pretty to look at – they’re also valuable to small pollinators including native bees and flies. The orchid flowers provide nectar rewards for these important garden visitors, making this plant a wonderful addition to any pollinator-friendly landscape.

The Challenge: Propagation and Availability

Now for the reality check: hooded lady’s tresses isn’t exactly what you’d call beginner-friendly. Commercial availability is listed as no known source, which means you’re unlikely to find it at your local garden center. The plant can be grown from seed, but with over a million seeds per pound and low seedling vigor, establishment can be tricky.

Like many orchids, this species likely depends on specific soil fungi (mycorrhizae) for successful growth, which makes transplanting and establishing new plants challenging. If you’re determined to grow it, your best bet might be creating ideal wetland conditions and hoping it finds its way to your garden naturally – though this requires considerable patience!

Should You Plant Hooded Lady’s Tresses?

This native orchid is perfect for gardeners who:

  • Have naturally wet or boggy areas in their landscape
  • Are passionate about native plants and willing to work with challenging species
  • Want to support native pollinators
  • Appreciate subtle, naturalistic beauty over bold garden statements

However, you might want to consider alternatives if you:

  • Have typical garden soil that drains well
  • Are looking for easy-to-establish plants
  • Want immediate results in your garden
  • Prefer low-maintenance gardening

The Bottom Line

Hooded lady’s tresses is undeniably charming and ecologically valuable, but it’s definitely a specialist plant for specialist conditions. If you’ve got a wet spot in your garden and a passion for native plants, this delicate orchid could be a wonderful long-term addition. Just remember: patience, moisture, and realistic expectations are your best tools for success with this particular North American treasure.

Sometimes the most rewarding plants are the ones that make us work a little harder – and hooded lady’s tresses certainly fits that description!

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

Alaska

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Arid West

FACW

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

Eastern Mountains and Piedmont

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Great Plains

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Midwest

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Northcentral & Northeast

OBL

Obligate Wetland - Plants with this status almost always occurs in wetlands

Western Mountains, Valleys, and Coast

FACW

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

Hooded Lady’s Tresses

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

Spiranthes Rich. - lady's tresses

Species

Spiranthes romanzoffiana Cham. - hooded lady's tresses

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