Pin Oak (Quercus palustris) is a native tree in Maryland (Deciduous). The sections below summarize where it grows, how to recognize it, and how it supports local ecosystems.
Habitat and range
Natural in poorly drained flats; widely planted in lawns, needs acidic soil to avoid chlorosis.
Identification
Lower branches droop, middle horizontal, upper upright (“pin” silhouette); deeply lobed leaves with bristle tips; small acorns.
Soil and moisture
Moist, acidic, heavy soils; iron chlorosis on high-pH sites without treatment.
Wildlife value
Acorns in wet years; structure used by cavity nesters over time.
Uses and significance
Street and lawn tree where pH is managed; wetland mitigation plantings.