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Native Plant Society of Texas

Black-Eyed Susan

Rudbeckia hirta

Brown-Eyed Susan

Photo Credit: Claire Sorenson
Photo Credit: Claire Sorenson
Rudbeckia hirta by 2022 Gulf Coast Prairies & Marshes Ecoregion Winner Linda Kuhn
Photo Credit: Linda Kuhn
Photo Credit: Claire Sorenson
Photo Credit: Claire Sorenson
NPSOT NTX, NLCP Level 1; Marie-Theres Herz; Herbarium Sheet
NPSOT NTX, NLCP Level 1; Marie-Theres Herz; Herbarium Sheet
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Plant Ecoregion Distribution Map (hover for ecoregion names)

Native Habitat: Grassland
East Central Texas Plains, Edwards Plateau, Gulf Coast Prairies and Marshes, Southern Texas Plains, Texas Blackland Prairies, Western Gulf Coastal Plain

Maintenance

Supplemental watering to encourage blooming.

Comments

They may bloom longer with some afternoon shade. Leave the seed heads uncut for bird food and to seed out for next year. Perennial in Eastern part of state. Larval Host: Attracts birds & butterfiles. Bordered Patch and Gorgone Checkerspot butterflies.

Growth Form

Herbaceous

Height

1 to
2 ft

Spread

1 to
2 ft

Soil Type(s)

Sand, Loam, Clay, Well Drained

Light Requirement

Sun

Water Requirement

Medium

Leaf Retention

Deciduous

Lifespan

Annual

Bloom Color

Yellow

Bloom Season

Summer, Fall

Seasonal Interest

Seeds, Nectar, Larval Host

Wildlife Benefit

Butterflies, Birds, Bees

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References

1) Griffith, Bryce, Omernick & Rodgers (2007). Ecoregions of Texas. 2) Wasowski and Wasowski, Native Texas Plants Landscaping Region by Region, 1991, pg. 164. 3) https://www.wildflower.org/plants/result.php?id_plant=RUHI2. 4) https://portal.torcherbaria.org/portal/taxa/index.php?taxon=Rudbeckia+hirta&formsubmit=Search+Terms. 5) http://bonap.net/TDC/Image/Map?taxonType=Species&taxonId=4197&locationType=County&mapType=Normal, 6) https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=36765#null, 7) Native and Adapted Landscape Plants, City of Austin and Texas A&M, 2014.

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State Office Phone: 830.997.9272

State Office Address
Native Plant Society of Texas
PO Box 3017
Fredericksburg, TX 78624

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