Plantae > Tracheophyta > Magnoliopsida > Ericales > Ericaceae > Rhododendron > Rhododendron oblongifoliumRhododendron oblongifolium (swamp azalea)Synonyms: Azalea oblongifolia | Bloom Period [1] | Indeterminate | | Drought Tolerance [1] | Medium | | Fire Tolerance [1] | Low | | Frost Free Days [1] | 5 months 10 days | | Fruit/Seed Abundance [1] | Medium | | Fruit/Seed Begin [1] | Summer | | Fruit/Seed End [1] | Fall | | Growth Form [1] | Multiple Stem | | Growth Period [1] | Spring | | Growth Rate [1] | Slow | | Leaf Type [2] | Deciduous | | Lifespan [1] | Perennial | | Propagation [1] | Bare Root, Container, Seed | | Root Depth [1] | 14 inches (36 cm) | | Seed Spread Rate [1] | Slow | | Seed Vigor [1] | Medium | | Shape/Orientation [1] | Erect | | Structure [2] | Shrub | | Vegetative Spread Rate [1] | None |  | | Flower Color [1] | Red | | Foliage Color [1] | Green | | | Flower Conspicuous [1] | Yes | | | Height [1] | 16.072 feet (4.9 m) | | | Hardiness Zone Minimum [1] | USDA Zone: 5 Low Temperature: -20 F° (-28.9 C°) → -10 F° (-23.3 C°) | | Light Preference [1] | Mostly Shady | | Soil Acidity [1] | Mostly Acid | | Soil Fertility [1] | Infertile | | Water Use [1] | High | | | Screening - Summer [1] | Moderate | | Screening - Winter [1] | Porous |
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| Name |
IUCN Category |
Area acres |
Location |
Species |
Website |
Climate |
Land Use |
|
Big South Fork National River and Recreation Area National Recreation Area |
V |
120283 |
Kentucky, Tennessee, United States |
 |
 |
 |
 |
|
Blue Ridge Parkway National Parkway |
V |
73611 |
North Carolina, Virginia, United States |
|
|
|
|
|
Bombay Hook National Wildlife Refuge |
VI |
16363 |
Delaware, United States |
|
|
|
|
|
Carolinian-South Atlantic Biosphere Reserve |
|
310228 |
North Carolina, South Carolina, Georgia, United States |
|
|
|
|
|
Central Gulf Coastal Plain Biosphere Reserve |
|
40530 |
United States |
|
|
|
|
|
Desecheo National Wildlife Refuge |
|
|
Puerto Rico, United States |
|
|
|
|
|
Fire Island National Seashore |
V |
9433 |
New York, United States |
|
|
|
|
|
Fredericksburg and Spotsylvania Nat'l Military Park National Military Park |
V |
10384 |
Virginia, United States |
|
|
|
|
|
Great Smoky Mountains National Park |
II |
515454 |
North Carolina, Tennessee, United States |
|
|
|
|
|
Great Swamp National Wildlife Refuge |
VI |
3161 |
New Jersey, United States |
|
|
|
|
|
Hobcaw Barony (North Inlet) National Estuarine Research Reserve |
|
7585 |
South Carolina, United States |
|
|
|
|
|
New Jersey Pinelands Biosphere Reserve |
|
|
New Jersey, United States |
|
|
|
|
|
Ocmulgee National Monument |
V |
693 |
Georgia, United States |
|
|
|
|
|
Petersburg National Battlefield |
III |
3338 |
Virginia, United States |
|
|
|
|
|
Richmond National Battlefield Park |
III |
1517 |
Virginia, United States |
|
|
|
|
|
Southern Appalachian Biosphere Reserve |
|
37548505 |
North Carolina, Tennessee, United States |
|
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Attributes / relations provided by ♦ 1USDA Plants Database, U. S. Department of Agriculture ♦ 2Kattge, J. et al. (2011b) TRY - a global database of plant traits Global Change Biology 17:2905-2935 ♦ 3HOSTS - a Database of the World's Lepidopteran Hostplants Gaden S. Robinson, Phillip R. Ackery, Ian J. Kitching, George W. Beccaloni AND Luis M. Hernández |
Species taxanomy provided by GBIF Secretariat (2022). GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via GBIF.org on 2023-06-13; License: CC BY 4.0
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