North America Native Plant

Winged Lythrum

Botanical name: Lythrum alatum var. alatum

USDA symbol: LYALA4

Life cycle: perennial

Habit: subshrub

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

Synonyms: Lythrum dacotanum Nieuwl. (LYDA2)   

Winged Lythrum: A Hidden Gem for Native Plant Enthusiasts If you’re looking to add a touch of prairie charm to your garden while supporting local wildlife, winged lythrum (Lythrum alatum var. alatum) might just be the perfect native wildflower you’ve been searching for. This delightful perennial herb brings subtle beauty ...

Rare plant alert!

Region: New Jersey

Status: Highlands Listed, S2: New Jersey Highlands region ⚘ Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 6 to 20 occurrences or few remaining individuals (1,000 to 3,000) ⚘

Winged Lythrum: A Hidden Gem for Native Plant Enthusiasts

If you’re looking to add a touch of prairie charm to your garden while supporting local wildlife, winged lythrum (Lythrum alatum var. alatum) might just be the perfect native wildflower you’ve been searching for. This delightful perennial herb brings subtle beauty and ecological value to naturalized landscapes across much of North America.

What is Winged Lythrum?

Winged lythrum is a native North American perennial that belongs to the loosestrife family. Don’t let that family connection worry you – unlike its invasive cousin purple loosestrife, winged lythrum is a well-behaved native that won’t take over your garden or natural areas. As a forb herb, it lacks woody tissue and produces fresh growth from ground-level buds each year.

The plant gets its common name from the distinctive wings or ridges that run along its stems, giving it a unique architectural quality that sets it apart from other wildflowers.

Where Does Winged Lythrum Grow Naturally?

This adaptable native has an impressive natural range, calling home to areas from Canada down through much of the United States. You can find winged lythrum growing naturally across a vast territory including Alabama, Arkansas, Colorado, Connecticut, Florida, Georgia, Illinois, Indiana, Iowa, Kansas, Kentucky, Maine, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, New Hampshire, New Jersey, New York, North Carolina, North Dakota, Ohio, Oklahoma, Ontario, Pennsylvania, Rhode Island, South Dakota, Tennessee, Vermont, Virginia, West Virginia, Wisconsin, and Wyoming.

A Special Note About Rarity

Here’s something important to know: in New Jersey, winged lythrum has a rarity status of Highlands Listed, S2, which means it’s considered quite uncommon in that state. If you live in New Jersey and want to grow this native beauty, make sure you source your plants or seeds from reputable native plant nurseries that practice responsible collection methods. Never harvest from wild populations!

Why Choose Winged Lythrum for Your Garden?

There are several compelling reasons to consider adding winged lythrum to your native plant collection:

  • True native status: Supporting local ecosystems by choosing plants that evolved in your region
  • Pollinator magnet: The small purple-pink flowers arranged in attractive spikes provide nectar for bees, butterflies, and other beneficial insects
  • Low maintenance: Once established, this perennial is quite self-sufficient
  • Unique appearance: Those distinctive winged stems add interesting texture to naturalized plantings
  • Extended bloom period: Flowers typically appear in summer, providing color when many spring bloomers have finished

Perfect Garden Settings

Winged lythrum shines brightest in these types of gardens and landscapes:

  • Prairie and meadow gardens
  • Native wildflower collections
  • Naturalized areas where you want a wild look
  • Pollinator gardens focused on native plants
  • Low-maintenance landscape areas

Growing Winged Lythrum Successfully

One of the best things about winged lythrum is how adaptable and easy-going it tends to be. Here’s what you need to know to grow it successfully:

Growing Conditions

  • Sunlight: Prefers full sun but tolerates partial shade
  • Soil: Adaptable to various soil types and conditions
  • Water: Drought tolerant once established, though appreciates occasional watering during extended dry periods
  • Climate: Hardy in USDA zones 3-8, making it suitable for most temperate regions

Planting and Care Tips

  • Plant in spring after the last frost date for your area
  • Space plants according to their mature size to allow for natural spreading
  • Water regularly during the first growing season to help establish strong roots
  • Once established, minimal care is needed – this plant thrives on benign neglect
  • Allow some plants to go to seed if you want natural reseeding (but monitor to prevent unwanted spread)
  • Cut back in late fall or early spring before new growth appears

Supporting Wildlife

By choosing winged lythrum, you’re not just adding beauty to your garden – you’re creating habitat and food sources for native wildlife. The flowers provide nectar for various pollinators, while the plant structure can offer shelter for beneficial insects. As part of a diverse native plant community, winged lythrum contributes to a healthy ecosystem right in your backyard.

The Bottom Line

Winged lythrum offers native plant enthusiasts a wonderful opportunity to grow something truly special – a plant that’s both beautiful and ecologically valuable. While it may not be the showiest flower in your garden, its subtle charm and important role in supporting native wildlife make it a worthy addition to any naturalized landscape. Just remember to source it responsibly, especially if you’re gardening in areas where it’s considered rare.

Whether you’re creating a prairie-style garden from scratch or looking to add more native diversity to an existing landscape, winged lythrum deserves a spot on your consideration list. Sometimes the most rewarding garden plants are the ones that ask for little but give back so much to the natural world around us.

Winged Lythrum

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Rosidae

Order

Myrtales

Family

Lythraceae J. St.-Hil. - Loosestrife family

Genus

Lythrum L. - loosestrife

Species

Lythrum alatum Pursh - winged lythrum

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