Fort McNair Red Horse Chestnut

Fort McNair Red Horse Chestnut (Aesculus � carnea 'Fort McNair')

Fort McNair Red Horse Chestnut (Aesculus � carnea 'Fort McNair') is a refined hybrid tree known for its vivid pink flowers, broad canopy, and enhanced disease resistance. Bred for performance in urban and suburban settings, this selection combines the strong structure of common horse chestnut with the vibrant blooms and compact habit of red buckeye. It�s a versatile, ornamental shade tree that offers a dramatic floral display each spring and provides consistent shade and form throughout the growing season.

Distinctive Features

'Fort McNair' reaches 30 to 40 feet in height with a matching spread, forming a well-rounded, symmetrical canopy. In mid to late spring, it bursts into bloom with upright spikes of deep pink flowers, each marked with a yellow throat. The compound foliage is a rich green and more resistant to leaf scorch and leaf blotch than older cultivars. Its rounded form, improved durability, and ornamental value make it a dependable choice for residential, civic, and campus landscapes.

Growing Conditions

• Sun Exposure: Full sun to light shade; best flowering occurs with at least six hours of direct sun.
• Soil: Prefers moist, well-drained loamy soil but adapts to clay and a range of pH levels.
• Water: Moderate; appreciates consistent moisture during dry spells, especially when young.
• Humidity: Performs well in both humid and temperate climates with good airflow.
• USDA Hardiness Zones: 5�8; reliable in a broad range of North American climates.

Ideal Uses

• Focal Point Tree: Spring blooms and rounded form create a standout presence in lawns and courtyards.
• Shade Tree: Broad canopy delivers effective shade for patios, streetscapes, or open lawn areas.
• Residential and Urban Landscapes: Compact size and minimal fruit drop suit small-to-medium spaces.
• Institutional Grounds: Excellent choice for schools, hospitals, and municipal plantings.
• Pollinator Gardens: Spring flowers provide an early nectar source for bees and hummingbirds.

Low Maintenance Care

Fort McNair is relatively low maintenance when planted in appropriate conditions. Its improved resistance to foliar disease makes it more attractive through summer, and its clean form requires little shaping or correction.

• Watering: Deeply water during dry periods; especially important in the first few years after planting.
• Pruning: Light pruning in late winter to maintain structure or remove deadwood; minimal annual pruning required.
• Fertilizing: Use a balanced fertilizer in early spring if growth is slow or foliage appears pale.
• Pest and Disease Resistance: Notably more resistant to leaf blotch and powdery mildew than older hybrids.
• Winter Care: Fully hardy; no special protection needed in most regions within its zone range.

Why Choose Fort McNair Red Horse Chestnut?

Fort McNair Red Horse Chestnut (Aesculus � carnea 'Fort McNair') delivers reliable spring color, strong structural appeal, and a refined growth habit ideal for a wide range of landscapes. Its improved disease resistance and manageable size make it a standout among flowering shade trees.

• Bold Spring Blooms: Bright pink flowers offer seasonal color and pollinator value.
• Improved Disease Resistance: Keeps foliage healthy and attractive through summer.
• Compact, Rounded Form: Fits well in residential yards and urban plantings.
• Long-Lasting Structure: Develops into a stately, symmetrical shade tree.
• Low Maintenance: Requires minimal pruning and tolerates varied soil conditions.

For gardeners and designers seeking a refined flowering tree that blends beauty with performance, Fort McNair Red Horse Chestnut is a reliable and visually striking choice.