North America Native Plant

Largeflower Yellow False Foxglove

Botanical name: Aureolaria grandiflora var. grandiflora

USDA symbol: AUGRG

Life cycle: perennial

Habit: forb

Native status: Native to the lower 48 states  

Synonyms: Agalinis grandiflora (Benth.) S.F. Blake (AGGR8)  âš˜  Aureolaria grandiflora (Benth.) Pennell ssp. typica Pennell (AUGRT)  âš˜  Dasistoma grandiflora (Benth.) Alph. Wood (DAGR4)  âš˜  Gerardia grandiflora Benth. (GEGR4)   

Largeflower Yellow False Foxglove: A Stunning Native Wildflower for Your Garden Meet the largeflower yellow false foxglove (Aureolaria grandiflora var. grandiflora), a captivating native perennial that’s sure to add a splash of sunshine to your garden. This remarkable wildflower might not be as well-known as some of its flashier cousins, ...

Rare plant alert!

Region: Conservation status by state

Status: S4S5T1?: Status is uncertain but is somewhere between the following rankings: Inexact rank: ⚘ Subspecies or variety is 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) ⚘ 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 ⚘ Secure: At very low or no risk of extinction in the jurisdiction due to a very extensive range, abundant populations or occurrences, with little to no concern from declines or threats. ⚘

Largeflower Yellow False Foxglove: A Stunning Native Wildflower for Your Garden

Meet the largeflower yellow false foxglove (Aureolaria grandiflora var. grandiflora), a captivating native perennial that’s sure to add a splash of sunshine to your garden. This remarkable wildflower might not be as well-known as some of its flashier cousins, but it deserves a spot in every native plant enthusiast’s heart – and garden!

What Makes This Plant Special?

The largeflower yellow false foxglove is a true American native, calling the lower 48 states home with a particular fondness for Texas and the south-central region. As its name suggests, this perennial produces gorgeous, large yellow tubular flowers that bloom from late summer into fall, providing much-needed color when many other plants are winding down for the season.

Currently, this beautiful wildflower is primarily found in Texas, where it graces prairies and woodland edges with its cheerful blooms.

Why Plant Largeflower Yellow False Foxglove?

There are several compelling reasons to consider adding this native beauty to your landscape:

  • Pollinator magnet: Those bright yellow tubular flowers are perfectly designed to attract bees, butterflies, and even hummingbirds
  • Late season color: Blooms when many other plants are fading, extending your garden’s interest into fall
  • Native authenticity: Support local ecosystems by choosing plants that naturally belong in your region
  • Low maintenance: Once established, it’s quite drought tolerant and requires minimal care
  • Unique character: Adds an interesting wildflower element to naturalized areas and prairie gardens

Where Does It Fit in Your Garden?

This charming wildflower works beautifully in several garden settings:

  • Wildflower meadows and prairie gardens
  • Native plant gardens
  • Naturalized woodland edges
  • Pollinator gardens
  • Areas where you want late-season color

Growing Conditions and Care

The largeflower yellow false foxglove is adaptable and relatively easy to grow once you understand its preferences:

Sunlight: Thrives in full sun to partial shade, making it versatile for various garden locations.

Soil: Prefers well-drained soils and is quite tolerant of different soil types once established.

Water: Drought tolerant once established, though it appreciates regular water during its first growing season.

Climate: Hardy in USDA zones 7-9, perfect for southern and south-central gardeners.

Planting and Care Tips

Here’s what you need to know to grow this native beauty successfully:

  • Timing: Plant seeds in fall for spring germination, mimicking natural cycles
  • Special consideration: This plant is hemiparasitic, meaning it may benefit from growing near host plants like oaks or other established trees
  • Spacing: Give plants room to naturalize and spread
  • Maintenance: Minimal care needed once established – just let it do its thing!
  • Propagation: Grows readily from seed when conditions are right

A Few Things to Keep in Mind

While the largeflower yellow false foxglove is a wonderful addition to native gardens, it’s worth noting that as a somewhat uncommon plant, you’ll want to source your seeds or plants from reputable native plant suppliers. This ensures you’re getting authentic genetic material and supporting responsible propagation practices.

The hemiparasitic nature of this plant means it forms relationships with other plants in your garden, which is actually pretty cool from an ecological perspective – it’s just another way this native species integrates naturally into local ecosystems.

The Bottom Line

If you’re looking for a unique, native wildflower that provides late-season color and supports pollinators, the largeflower yellow false foxglove could be exactly what your garden needs. Its sunny disposition, low-maintenance nature, and authentic native status make it a winner for naturalized areas and wildlife-friendly gardens. Just remember to source it responsibly and give it the space to show off those gorgeous yellow blooms!

Largeflower Yellow False Foxglove

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

Scrophulariales

Family

Scrophulariaceae Juss. - Figwort family

Genus

Aureolaria Raf. - false foxglove

Species

Aureolaria grandiflora (Benth.) Pennell - largeflower yellow false foxglove

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