Swamp White Oak (Quercus bicolor) Swamp White Oak is a long-lived, slow-growing native oak of the eastern and midwestern U.S., prized for its adaptability to wet soils, impressive wildlife value, and resilience in restoration and agroforestry systems. Despite its name, it grows just as well in upland soils and is remarkably drought-tolerant once established. This stately tree supports hundreds of insect species, provides food for birds and mammals, and plays a critical role in floodplain reforestation, streambank stabilization, and silvopasture designs. Key Characteristics Exceptional wildlife habitat and food sourceSwamp White Oak acorns are a key food for wild turkeys, ducks, deer, squirrels, and many bird species. Its leaves support over 500 species of moth and butterfly larvae—including the Polyphemus moth (Antheraea polyphemus)—making it a keystone host plant in eastern forests. Thrives in wet soils and floodplain conditionsNaturally found in low-lying bottomlands, this oak is highly tolerant of poorly drained soils and seasonal flooding. It’s an ideal structural species for streambank restoration, wetland edges, and areas with fluctuating moisture. Highly adaptable beyond its wetland originsDespite its affinity for moist soils, Swamp White Oak is surprisingly drought-tolerant once established and can be planted in medium to medium-dry soils. Its wide adaptability makes it suitable for a range of regenerative plantings, from dry meadows to riparian buffers. Strong candidate for silvopasture systemsWith its high canopy, wide-spreading limbs, and long life span, this oak provides shade and fodder support for silvopasture systems while helping build soil and support diverse wildlife populations. Long-lived, low-maintenance native hardwoodSwamp White Oak can live over 300 years and develops a broad, rounded crown, making it a legacy tree for future generations. It's relatively pest-resistant and requires minimal maintenance once established. Product Details Native range: Eastern and Midwestern U.S., particularly in floodplain and bottomland forests Plant life cycle: Deciduous Tree Sun requirements: Full sun Soil requirements: Medium to medium-wet; tolerates poorly drained, seasonally flooded soils Mature height: 50–80 feet Bloom time: Spring Bloom color: Inconspicuous green catkins USDA Hardiness zones: 4–8 Swamp White Oak is one of the most adaptable and ecologically important native oaks. Whether restoring wetlands, supporting wildlife, or adding canopy to a silvopasture system, this oak offers long-term benefits above and below ground.
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