North America Native Plant

Fraser’s Yellow Loosestrife

Botanical name: Lysimachia fraseri

USDA symbol: LYFR2

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Fraser’s Yellow Loosestrife: A Rare Native Gem for Your Woodland Garden If you’re looking to add a touch of sunshine to your shaded garden spaces, Fraser’s yellow loosestrife (Lysimachia fraseri) might just be the perfect native perennial you’ve been searching for. This charming southeastern native brings cheerful yellow blooms to ...

Rare plant alert!

Region: Alabama

Status: S3: Status is uncertain but is somewhere between the following rankings: Vulnerable: Either very rare and local throughout its range, found only in a restricted range (even if abundant at some locations), or factors are making it vulnerable to extinction. Typically 21 to 100 occurrences or between 3,000 and 10,000 individuals ⚘ Critically Imperiled: Extremely rare due to factor(s) making it especially vulnerable to extinction. Typically 5 or fewer occurrences or very few remaining individuals (<1,000) ⚘

Region: Alabama

Fraser’s Yellow Loosestrife: A Rare Native Gem for Your Woodland Garden

If you’re looking to add a touch of sunshine to your shaded garden spaces, Fraser’s yellow loosestrife (Lysimachia fraseri) might just be the perfect native perennial you’ve been searching for. This charming southeastern native brings cheerful yellow blooms to woodland gardens while supporting local ecosystems – but there’s an important conservation story that comes with this beautiful plant.

What Makes Fraser’s Yellow Loosestrife Special?

Fraser’s yellow loosestrife is a herbaceous perennial that belongs to the primrose family. Unlike its more aggressive cousins in the Lysimachia genus, this native species is actually quite rare and well-behaved in the garden. The plant produces clusters of bright yellow flowers from late spring into early summer, creating lovely drifts of color in shaded areas where few other flowering plants thrive.

As a forb – essentially a non-woody flowering plant – it dies back to the ground each winter and emerges fresh each spring, making it a reliable addition to perennial borders and woodland gardens.

Where Does It Call Home?

This native beauty has a relatively limited natural range across the southeastern United States. You’ll find it growing wild in Alabama, Georgia, Illinois, Kentucky, North Carolina, South Carolina, and Tennessee, typically in woodland settings and partially shaded areas.

A Conservation Concern Worth Addressing

Here’s where things get serious – Fraser’s yellow loosestrife is considered vulnerable throughout its range, with a global conservation status of S3. This means it’s at risk due to its limited distribution and declining populations. In Alabama, it’s even rarer with an S1 status, indicating it’s critically imperiled in that state.

What does this mean for gardeners? While we absolutely encourage planting this native species, it’s crucial to source your plants responsibly. Never collect from wild populations, and always purchase from reputable native plant nurseries that propagate their stock rather than wild-collecting.

Growing Fraser’s Yellow Loosestrife Successfully

The good news is that once you’ve sourced your plants responsibly, Fraser’s yellow loosestrife is relatively easy to grow in the right conditions. Here’s what this woodland native needs to thrive:

Ideal Growing Conditions

  • Light: Partial shade to full shade – perfect for those tricky shaded areas
  • Soil: Moist, well-draining soil rich in organic matter
  • Moisture: Consistent moisture but not waterlogged (it’s facultative for wetlands)
  • pH: Adaptable to various soil pH levels
  • Hardiness: Thrives in USDA zones 5-8

Planting and Care Tips

  • Plant in spring after the last frost date
  • Space plants 12-18 inches apart to allow for natural spreading
  • Mulch around plants to retain moisture and suppress weeds
  • Water regularly during the first growing season to establish roots
  • Once established, it’s quite low-maintenance and drought-tolerant
  • Allow plants to self-seed naturally to help increase populations

Perfect Garden Companions and Design Ideas

Fraser’s yellow loosestrife works beautifully in woodland gardens, native plant borders, and naturalized areas. It pairs wonderfully with other southeastern natives like wild ginger, trilliums, bloodroot, and native ferns. The bright yellow flowers provide a lovely contrast to the deeper greens typical of shade gardens.

Consider using it as a groundcover in dappled shade areas, or incorporate it into rain gardens where its facultative wetland status makes it perfectly at home with varying moisture levels.

Supporting Pollinators and Wildlife

Like many native plants, Fraser’s yellow loosestrife provides valuable resources for local pollinators. The yellow flowers attract bees and other small pollinators during its blooming period, contributing to the overall health of your garden ecosystem.

The Bottom Line

Fraser’s yellow loosestrife deserves a place in more gardens, both for its ornamental value and its conservation needs. By growing this rare native responsibly, you’re not only adding beauty to your landscape but also helping to preserve a vulnerable species for future generations.

Just remember the golden rule: always source from reputable nurseries that propagate rather than wild-collect, and consider letting your plants set seed to help boost local populations. Your garden – and the native ecosystems around you – will thank you for it.

Fraser’s Yellow Loosestrife

Classification

Group

Dicot

Kingdom

Plantae - Plants

Subkingdom

Tracheobionta - Vascular plants

Superdivision

Spermatophyta - Seed plants

Division

Magnoliophyta - Flowering plants

Subdivision
Class

Magnoliopsida - Dicotyledons

Subclass

Dilleniidae

Order

Primulales

Family

Primulaceae Batsch - Primrose family

Genus

Lysimachia L. - yellow loosestrife

Species

Lysimachia fraseri Duby - Fraser's yellow loosestrife

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