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Rhododendron catawbiense (Catawba rosebay)
Martin, Edwin M.

Rhododendron catawbiense

Rhododendron catawbiense Michx.

Catawba rosebay, Purple rhododendron, Red laurel, Catawba rhododendron, Mountain rosebay

Ericaceae (Heath Family)

Synonym(s):

USDA Symbol: RHCA8

USDA Native Status: L48 (N)

A mound-shaped, broadleaf evergreen shrub, 6-20 ft. tall, with stout, picturesque, ascending branches. The foliage is dense, thick, glossy and dark green, often in winter developing a yellow-green cast. The numerous bell-shaped, rosy-lilac flowers occur in dense, terminal clusters. An evergreen shrub with clusters of large, rose or purple-lilac, funnel-shaped flowers.

This attractive flowering shrub with southern affinities forms dense thickets on mountain slopes. Frequently used as an ornamental, it has been hybridized with the less hardy Himalayan species to produce some of our most spectacular showy rhododendrons.

 

Plant Characteristics

Duration: Perennial
Habit: Shrub
Flower:
Fruit:
Size Class: 12-36 ft.

Bloom Information

Bloom Color: Pink , Purple
Bloom Time: Apr , May , Jun

Distribution

USA: AL , GA , KY , MA , NC , SC , TN , VA , WV
Native Distribution: VA to KY, s. to GA & AL
Native Habitat: Mountain woods; rocky slopes

Growing Conditions

Light Requirement: Shade
Soil pH: Acidic (pH<6.8)
Soil Description: Various well-drained soils.

Propagation

Description: Combine seeds loosely with sphagnum moss and sprinkle lightly over a 2:1 perlite/peat mixture. Germinate under mist or a plastic tent. Optimum temperatures for germination are 45-50 degrees. Transplant seedlings to acid soil with a high content of orga
Seed Treatment: No pretreatment is necessary.
Commercially Avail: yes

Value to Beneficial Insects

Special Value to Bumble Bees

This information was provided by the Pollinator Program at The Xerces Society for Invertebrate Conservation.

National Wetland Indicator Status

Region:AGCPAKAWCBEMPGPHIMWNCNEWMVE
Status: FACU FACU FACU
This information is derived from the U.S. Army Corps of Engineers National Wetland Plant List, Version 3.1 (Lichvar, R.W. 2013. The National Wetland Plant List: 2013 wetland ratings. Phytoneuron 2013-49: 1-241). Click here for map of regions.

From the National Suppliers Directory

According to the inventory provided by Associate Suppliers, this plant is available at the following locations:

Edge of the Woods Native Plant Nursery - Orefield, PA
LAMTREE FARM - Warrensville, NC

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is either on display or available from the following:

Delaware Nature Society - Hockessin, DE
Mt. Cuba Center - Hockessin, DE

Bibliography

Bibref 1620 - Gardening with Native Plants of the South (Reprint Edition) (2009) Wasowski, S. with A. Wasowski

Search More Titles in Bibliography

From the Archive

Wildflower Newsletter1998 VOL. 15, NO.5 - Native Shrubs Providing Landscape Heritage and Habitat, Executive Director\'s Re...

Additional resources

USDA: Find Rhododendron catawbiense in USDA Plants
FNA: Find Rhododendron catawbiense in the Flora of North America (if available)
Google: Search Google for Rhododendron catawbiense

Metadata

Record Last Modified: 2013-09-08
Research By: TWC Staff

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