Collin County Chapter

Golden Groundsel – Our Bright-eyed Early Riser

For beginners to native Texas plants looking to fill almost any shady area with a well-behaved ground cover, Golden Groundsel (Packera obovata or Packera aurea) is a can’t-miss choice. Itis native to north-central and east Texas, and much of the eastern half of the US. Golden Groundsel was previously featured as a Native Plant Society of Texas NICE! (Natives Improve & Conserve Environments) plant.

Photo courtesy of Cynthia Maguire

During the doldrums of February and March, the Golden Groundsel offers one of the first signs that spring is on its way. Here in North Texas, they can begin blooming as early as February and last for well over a month. Their bright golden yellow blooms brighten up the early spring, as their flower cluster rises dramatically above the leaves. Planting en masse further heightens the brightness of their yellow flowers.

An Evergreen Beauty

Moreover, it offers appealing evergreen foliage for a great year-round look. The plant is an excellent choice for shady and somewhat moist areas. It is very hardy, able to weather the extremes of north Texas.

With their runners or stolons, the Golden Groundsel can fill up a corner of the garden. Plus, their runners can be easily transplanted to start new colonies. As a bonus, they can also propagate by seed. After the flowers have seeded, removing the spent stem cleans them up, and they are a wonderful evergreen ground cover for the rest of the year. Other than cutting back stems after flowering, very little maintenance is required. In addition, it has no serious insect or disease problems.

Golden Groundsel is 3 – 6 inches tall, and when in bloom, reaching 14 – 20 inches high. It is rosette-forming with ovate-shaped leaves and serrated edges, 1 – 2 inches in length.

For soil, Golden Groundsel prefers well-drained and humus-rich. But it is very adaptive to different soil types, tolerating lightly acidic to strongly alkaline. If you are in an area of Collin County with a shallow layer of soil due to limestone near the surface, Golden Groundsel is an excellent choice with its tolerance for calcareous soils. It is especially prolific in limestone woodlands or ledges, stream banks, and moist meadows.

Photo courtesy of Christina Wasson

It is drought tolerant, but when young, it will require some supplemental watering. Additionally, bees, butterflies, and other arthropods benefit from their nectar and pollen. But a much larger species, deer, are not likely to be attracted to it.

Companion Plants

Also known as Roundleaf Ragwort, it has great flexibility – suitable for a naturalized woodland, along borders, or a more formal shade garden. It makes a great neighbor to:

Lastly, one of many native plant mysteries is why it is not a more popular ground cover. So many non-native and invasive ground covers are used in Collin County that cannot compare to Golden Groundsel’s traits. Non-natives lack its dramatic eye appeal, beautiful evergreen foliage, non-aggressive nature, and sustenance for native insects. Golden Groundsel is a must-have ground cover, offering a bounty of benefits.

About the Region

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Salado, the location of our Fall 2025 Symposium, lies at the intersection of two ecoregions: the Edwards Plateau (Limestone Cut Plain) and Blackland Prairie (Northern Blackland Prairie).

The Edwards Plateau area is also called the Hill Country; however, this general term covers a much larger area extending farther north. Spring-fed creeks are found throughout the region; deep limestone canyons, rivers, and lakes (reservoirs) are common. Ashe juniper is perhaps the most common woody species found throughout the region. Additional woody species include various species of oak, with live oak (Quercus fusiformis) being the most common. Sycamores (Platanus occidentalis) and bald cypress (Taxodium distichum) border waterways. This area is well known for its spring wildflower displays, though they may be viewed in spring, late summer, and fall, as well. According to Texas Parks and Wildlife, average annual rainfall in the Edwards Plateau ranges from 15 to 34 inches.

The Blackland Prairie extends from the Red River south to San Antonio, bordered on the west by the Edwards Plateau and the Cross Timbers, and on the east by the Post Oak Savannah. Annual rainfall averages 30 to 40 inches, with higher averages to the east. This region is dominated by prairie species. The most common grass species include little bluestem (Schizachyrium scoparium) and Indian grass (Sorghastrum nutans) in the uplands and switchgrass (Panicum virgatum) in the riparian areas and drainages. Common herbaceous flowering plants include salvias, penstemons, and silphiums. This area has suffered greatly from overgrazing and agricultural use. Few intact areas remain, though many of the plants can be found along county roadsides throughout the region.

Our fall Symposium host chapter, the Tonkawa Chapter, includes both of these ecoregions.

Source: Wildflowers of Texas by Michael Eason