North America Native Plant

American Lopseed

Botanical name: Phryma leptostachya

USDA symbol: PHLE5

Life cycle: perennial

Habit: forb

Native status: Native to Canada âš˜ Native to the lower 48 states  

Synonyms: Phryma leptostachya L. var. confertifolia Fernald (PHLEC2)   

American Lopseed: A Charming Native Shade Plant for Woodland Gardens If you’re looking for a delicate, low-maintenance native plant that thrives in shady spots, American lopseed (Phryma leptostachya) might just be the perfect addition to your garden. This charming perennial forb offers graceful beauty and ecological benefits while asking for ...

American Lopseed: A Charming Native Shade Plant for Woodland Gardens

If you’re looking for a delicate, low-maintenance native plant that thrives in shady spots, American lopseed (Phryma leptostachya) might just be the perfect addition to your garden. This charming perennial forb offers graceful beauty and ecological benefits while asking for very little in return.

What Makes American Lopseed Special?

American lopseed gets its quirky name from its distinctive hooked fruits that literally hang lopsided from the flower spikes. But don’t let the unusual name fool you – this native beauty produces delicate sprays of small white to pale pink tubular flowers that arch gracefully in slender, one-sided spikes. The flowers appear from mid to late summer, creating an ethereal, woodland fairy-tale effect that’s hard to resist.

As a perennial forb (a non-woody herbaceous plant), American lopseed typically reaches 1-3 feet in height and spreads slowly through underground rhizomes, making it an excellent groundcover for naturalized areas.

Where American Lopseed Calls Home

This native gem has an impressive range across North America. You’ll find American lopseed naturally growing throughout most of the eastern United States, from Maine down to Florida and extending west into the Great Plains. It’s also native to several Canadian provinces including Manitoba, Ontario, Quebec, and New Brunswick. In fact, it grows in over 40 U.S. states, making it one of our more widely distributed native species.

Perfect Spots in Your Garden

American lopseed shines in woodland gardens and shaded landscapes where many other plants struggle. Here’s where it works best:

  • Woodland gardens and forest edges
  • Shade gardens under mature trees
  • Native plant communities
  • Naturalized areas and wildlife habitats
  • Rain gardens (it can handle occasional wet conditions)

Its understated beauty makes it an excellent companion plant that won’t compete with showier specimens but will provide textural interest and fill in gaps with its spreading habit.

Growing Conditions and Care

One of American lopseed’s best qualities is how easy-going it is about growing conditions. This adaptable native thrives in USDA hardiness zones 3-8, making it suitable for most temperate regions.

Light requirements: Partial to full shade (though it can tolerate some morning sun)

Soil preferences: Moist but well-drained soil, though it adapts to various soil types and moisture levels

Wetland status: Interestingly, American lopseed has different wetland preferences depending on the region. In most areas, it’s classified as facultative upland, meaning it usually prefers non-wetland conditions but can handle some moisture. In the Midwest, it’s considered obligate upland and almost never occurs in wetlands.

Planting and Care Tips

American lopseed is wonderfully low-maintenance once established:

  • Plant in spring or fall when temperatures are moderate
  • Space plants 12-18 inches apart if planting multiple specimens
  • Water regularly the first season to help establish the root system
  • Once established, it’s quite drought tolerant in shaded conditions
  • Cut back in late fall or early spring to tidy up the garden
  • Allow it to self-seed if you want it to naturalize
  • Divide clumps every few years if you want to control spread or create new plants

Benefits for Wildlife and Pollinators

While American lopseed may look delicate, it’s a hardworking member of the native plant community. The small tubular flowers attract various pollinators, including native bees and beneficial insects. The plant also provides habitat and food sources for native wildlife, contributing to the overall health of your local ecosystem.

Should You Plant American Lopseed?

If you have shaded areas in your garden and want to support native wildlife while enjoying a low-maintenance, graceful plant, American lopseed is definitely worth considering. It’s particularly valuable for gardeners looking to create authentic woodland plant communities or for those who appreciate subtle, naturalistic beauty over flashy displays.

However, keep in mind that this isn’t a plant for formal gardens or sunny borders. Its quiet charm and spreading habit make it best suited for informal, naturalized settings where it can weave through other woodland plants and create the kind of serene, forest-floor atmosphere that makes you want to slow down and appreciate nature’s gentler side.

American lopseed proves that sometimes the most rewarding garden plants are the ones that ask for the least while giving back the most – to both gardeners and the wildlife that call our gardens home.

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

FACU

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

Atlantic and Gulf Coastal Plain

FACU

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

Eastern Mountains and Piedmont

FACU

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

Great Plains

FACU

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

Midwest

UPL

Obligate Upland - Plants with this status almost never occurs in wetlands

Northcentral & Northeast

FACU

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

Western Mountains, Valleys, and Coast

FAC

Facultative - Plants with this status can occur in wetlands and non-wetlands

American Lopseed

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Asteridae

Order

Lamiales

Family

Verbenaceae J. St.-Hil. - Verbena family

Genus

Phryma L. - phryma

Species

Phryma leptostachya L. - American lopseed

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