Rusty Blackhaw Viburnum

Viburnum rufidulum

Adoxaceae (Adoxa Family)

Rusty Blackhaw, Southern Blackhaw, Blackhaw, Bluehaw, Downy Viburnum, Southern Nannyberry, Rusty Nannyberry, Nannyberry

Level 1; Marie-Theres Herz; NLCP; NPSOT;

NPSOT NTX, NLCP Level 2; Marie-Theres Herz; Herbarium Sheet

Plant Ecoregion Distribution Map

Native Habitat: Woodland

Cross Timbers, East Central Texas Plains, Edwards Plateau, Gulf Coast Prairies and Marshes, Texas Blackland Prairies, Western Gulf Coastal Plain

Maintenance

Prune for shape or to raise canopy for walkways if desired. Wait to prune until right after bloom. Needs deep, well drained soils.

Comments

Slow grower. Good understory tree. Glossy, dark-green, deciduous leaves turn a variety of warm hues in autumn. Flowers white, from ¼ – ⅜” wide, in rounded or flattened clusters up to 4” wide, which are noticeable from a distance in early spring. Fruit fleshy, bluish black, favored by birds.

Growth Form

Tree

Height

15 to

20 ft

Spread

10 to

15 ft

Soil Type(s)

Deep, Well Drained

Light Requirement

Part Shade

Water Requirement

Low

Leaf Retention

Deciduous

Lifespan

Perennial

Bloom Color

White

Bloom Season

Spring

Seasonal Interest

Fruit, Fall Color, Nectar

Wildlife Benefit

Butterflies, Birds, Small Mammals, Bees

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Previous Scientific Name(s): Synonym(s): Viburnum prunifolium var. ferrugineum, Viburnum rufidulum var. margarettiae, Viburnum rufotomentosum

References

1) Griffith, Bryce, Omernick & Rodgers (2007). Ecoregions of Texas. 2) Miller, George O., Landscaping with Native Plants of Texas 2nd Ed., 2013, pg 48. 3) Wasowski and Wasowski, Native Texas Plants Landscaping Region by Region, 1991, pg. 306. 4) https://www.wildflower.org/plants/result.php?id_plant=VIRU. 5) https://portal.torcherbaria.org/portal/taxa/index.php?taxon=Viburnum+rufidulum&formsubmit=Search+Terms. 6) http://bonap.net/TDC/Image/Map?taxonType=Species&taxonId=149&locationType=County&mapType=Normal, 7) https://www.itis.gov/servlet/SingleRpt/SingleRpt?search_topic=TSN&search_value=35274#null, 8) Native and Adapted Landscape Plants, City of Austin and Texas A&M, 2014.

Native Plant Society of Texas