North America Native Plant

Grassleaf Goldaster

Botanical name: Pityopsis oligantha

USDA symbol: PIOL

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Chrysopsis oligantha Chapm. ex Torr. & A. Gray (CHOL4)  âš˜  Heterotheca oligantha (Chapm. ex Torr. & A. Gray) V.L. Harms (HEOL)   

Grassleaf Goldaster: A Rare Native Gem for Your Southern Garden If you’re looking to add a touch of late-season sunshine to your native garden, meet the grassleaf goldaster (Pityopsis oligantha). This charming little perennial might not be the showiest plant in your garden, but it’s got character—and it’s doing important ...

Rare plant alert!

Region: Alabama

Status: S2S4: Status is uncertain but is somewhere between the following rankings: 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) ⚘ Apparently Secure: Uncommon but not rare, and usually widespread. Possibly cause for longterm concern. Typically more than 100 occurrences in the state or more than 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

Grassleaf Goldaster: A Rare Native Gem for Your Southern Garden

If you’re looking to add a touch of late-season sunshine to your native garden, meet the grassleaf goldaster (Pityopsis oligantha). This charming little perennial might not be the showiest plant in your garden, but it’s got character—and it’s doing important work for local ecosystems across the Southeast.

What Makes Grassleaf Goldaster Special?

Grassleaf goldaster is a native forb that brings delicate yellow daisy-like blooms to the garden when many other flowers are calling it quits for the season. As a perennial, it comes back year after year, slowly forming small colonies of grass-like foliage topped with cheerful golden flowers. Think of it as nature’s way of saying not so fast, winter!

You might also see this plant listed under its former scientific names, Chrysopsis oligantha or Heterotheca oligantha, but don’t let the botanical shuffling fool you—it’s the same delightful species.

Where Does It Call Home?

This southeastern native has chosen some pretty specific real estate. You’ll find grassleaf goldaster naturally occurring in Alabama, Florida, Georgia, Louisiana, and Texas, where it’s perfectly adapted to the coastal plain conditions.

A Word About Rarity

Here’s where things get a bit serious: grassleaf goldaster is considered rare in parts of its range. In Alabama’s coastal plain, it’s particularly uncommon. If you’re interested in growing this beauty, please make sure you source it from reputable native plant nurseries that propagate their own stock rather than collecting from wild populations. We want to keep this species thriving in both gardens and natural habitats!

Garden Appeal and Design Uses

While grassleaf goldaster won’t win any most dramatic garden plant awards, it has a quiet charm that native plant enthusiasts absolutely adore. Its narrow, grass-like leaves create fine texture in the garden, and the small yellow flowers add subtle color in late summer and fall when many other natives are winding down.

This plant works beautifully in:

  • Native wildflower gardens
  • Prairie or meadow restorations
  • Naturalized landscape areas
  • Pollinator gardens focused on late-season blooms

Growing Conditions and Care

Good news for busy gardeners: grassleaf goldaster is refreshingly low-maintenance once it’s settled in. This adaptable native thrives in USDA hardiness zones 8-10, making it perfect for southern gardens.

For best results, give your grassleaf goldaster:

  • Full sun to partial shade (it’s flexible!)
  • Well-draining, sandy soil
  • Regular water during establishment, then it becomes quite drought tolerant
  • Minimal fertilization—native soils are usually just fine

Wetland Tolerance

One of the cool things about grassleaf goldaster is its ability to handle different moisture conditions. In coastal plain areas, it’s considered a facultative wetland plant, meaning it’s equally happy in wet or dry conditions. In mountain and piedmont regions, it shows similar flexibility. This adaptability makes it a great choice for those tricky spots in your garden that are sometimes wet, sometimes dry.

Pollinator and Wildlife Benefits

While we don’t have extensive documentation of all the wildlife that benefits from grassleaf goldaster, we know that late-season native flowers like this one are crucial for pollinators preparing for winter. Native bees, butterflies, and other beneficial insects likely rely on its nectar when other food sources are becoming scarce.

Planting and Care Tips

Getting started with grassleaf goldaster is straightforward:

  • Plant in spring after the last frost
  • Space plants about 12-18 inches apart
  • Water regularly during the first growing season
  • Once established, it needs very little care
  • Divide clumps every few years if they become overcrowded
  • Deadhead spent flowers if you prefer a tidier look, or leave them for seed

The Bottom Line

Grassleaf goldaster might not be the star of your garden show, but it’s definitely a supporting character worth having. Its late-season blooms, adaptability to various conditions, and native status make it a solid choice for gardeners committed to supporting local ecosystems. Just remember to source it responsibly—this little gem deserves our protection both in the garden and in the wild.

Ready to add some understated native charm to your landscape? Grassleaf goldaster is waiting to prove that sometimes the best garden plants are the ones that quietly do their job while supporting the bigger picture of native biodiversity.

Grassleaf Goldaster

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

Asterales

Family

Asteraceae Bercht. & J. Presl - Aster family

Genus

Pityopsis Nutt. - silkgrass

Species

Pityopsis oligantha (Chapm. ex Torr. & A. Gray) Small - grassleaf goldaster

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