North America Non-native Plant

Owl’s Crown

Botanical name: Gamochaeta sphacilata

USDA symbol: GASP9

Life cycle: annual

Habit: forb

Native status: Non-native, reproduces and persists in the wild in the lower 48 states  

Synonyms: Gnaphalium sphacilatum Kunth (GNSP3)   

Owl’s Crown: A Little-Known Wildflower for Texas Gardens If you’ve stumbled across the name owl’s crown while researching plants for your Texas garden, you’ve discovered one of the lesser-known members of the Asteraceae family. Gamochaeta sphacilata, commonly called owl’s crown, is an annual forb that has quietly made its home ...

Owl’s Crown: A Little-Known Wildflower for Texas Gardens

If you’ve stumbled across the name owl’s crown while researching plants for your Texas garden, you’ve discovered one of the lesser-known members of the Asteraceae family. Gamochaeta sphacilata, commonly called owl’s crown, is an annual forb that has quietly made its home in the Lone Star State, though it’s not originally from here.

What Is Owl’s Crown?

Owl’s crown is a small herbaceous plant that belongs to the same family as sunflowers and daisies. As an annual forb, it completes its entire life cycle in one growing season, sprouting from seed, flowering, producing new seeds, and dying all within the same year. Like other forbs, it lacks the woody stems of shrubs and trees, instead growing as a soft-stemmed plant close to the ground.

You might also encounter this plant listed under its scientific synonym, Gnaphalium sphacilatum, in older botanical references.

Where Does Owl’s Crown Grow?

Currently, owl’s crown has been documented growing in Texas, where it has established itself as a non-native species that reproduces on its own in the wild. While it’s not originally from North America, it has managed to naturalize in certain areas without human intervention.

Should You Plant Owl’s Crown in Your Garden?

Here’s where things get a bit tricky. While owl’s crown isn’t classified as invasive or noxious, there’s surprisingly little information available about this particular species’ garden performance, growing requirements, or ecological benefits. This lack of readily available cultivation information makes it a challenging choice for home gardeners.

Better Native Alternatives for Texas

Since owl’s crown is non-native and information about its garden value is limited, Texas gardeners might want to consider these fantastic native alternatives that offer similar low-growing, annual characteristics:

  • Texas Bluebonnet (Lupinus texensis) – The state flower provides beautiful spring color
  • Plains Coreopsis (Coreopsis tinctoria) – Cheerful yellow and red flowers that self-seed readily
  • Drummond’s Phlox (Phlox drummondii) – Colorful clusters of flowers in various shades
  • Lanceleaf Coreopsis (Coreopsis lanceolata) – Bright yellow daisy-like flowers

The Mystery of Limited Information

One of the most intriguing aspects of owl’s crown is how little detailed information exists about its specific growing conditions, pollinator relationships, or garden applications. This could be because:

  • It’s not commonly cultivated in gardens
  • It may be relatively new to botanical documentation
  • It might be confused with other Gamochaeta species in the literature
  • Its small size or inconspicuous nature makes it easily overlooked

What We Don’t Know

Unfortunately, specific details about owl’s crown’s preferred growing conditions, USDA hardiness zones, pollinator benefits, and care requirements remain unclear. This makes it difficult to provide concrete planting and care advice for gardeners interested in this species.

The Bottom Line

While owl’s crown represents an interesting botanical puzzle, the lack of available growing information and its non-native status make it a less-than-ideal choice for most Texas gardens. Instead, consider exploring the wealth of native Texas wildflowers that are well-documented, ecologically beneficial, and perfectly adapted to local growing conditions.

If you’re passionate about supporting local ecosystems while creating a beautiful garden, native plants are almost always your best bet. They’ve evolved alongside local wildlife, require less water and maintenance once established, and provide crucial habitat and food sources for native pollinators and other wildlife.

Sometimes the most interesting gardening discoveries are the ones that lead us to explore even better options!

Owl’s Crown

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

Gamochaeta Weddell - everlasting

Species

Gamochaeta sphacilata (Kunth) Cabrera - owl's crown

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