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PlantSnap
Plant Care
Horse chestnut
(Aesculus hippocastanum)
Also Known As
Horse chestnut, Buckeye, Conker tree
About This Plant
Aesculus hippocastanum is a deciduous tree species native to the Balkans and western Asia. It is widely cultivated throughout the temperate world as an ornamental tree. The tree has large, palmate leaves and produces showy, white or pink flowers in spring.
Plant Care Instructions
Outdoor Size Range
50-80 feet (15-24 meters) tall and 40-70 feet (12-21 meters) wide
Light Requirements
Horse Chestnut trees prefer full sun to partial shade, with at least four hours of direct sunlight daily.
Humidity Needs
Horse Chestnut trees prefer moderate to high humidity levels, but can tolerate drier air.
Fertilizing Schedule
Horse Chestnut trees benefit from annual fertilization in early spring. Use a balanced, slow-release fertilizer according to package instructions.
Pruning Guidelines
Horse Chestnut trees do not require regular pruning, but can be pruned in late winter or early spring to remove dead or damaged branches.
Common Pests and Diseases
Common pests of Horse Chestnut trees include leaf miners, scale insects, and spider mites. The tree is also susceptible to a fungal disease called leaf blotch.
Indoor Size Range
Not suitable for indoor growth
Watering Schedule
Horse Chestnut trees require regular watering, especially during hot, dry weather. The soil should be kept moist but not waterlogged, and the tree should be watered deeply once a week.
Temperature Range
Horse Chestnut trees are hardy to USDA zones 3-8, and can tolerate a wide range of temperatures.
Growing Season
Spring and summer
Growing Difficulty Level
Moderate
USDA Hardiness Zones
3-8
Did You Know?
Horse Chestnuts are not true chestnuts, but are related to the soapberry family, which includes lychees and maple trees.
