Aesculus x carnea ‘Briotii’ is a medium sized tree and it is a hybrid from Aesculus pavia or comonly known, the Red Buckeye and Aesculus hippcastanum or commonly known, the Horse Chestnut. It belongs to the Sapindaceae family of plants. Aesculus x carnea ‘Briotii’ is also known as Ruby Red Horse Chestnut, Red Horse Chestnut or Red flowered Horse Chestnut. It is believed it the hybrid was originated in Germany in 19th century.
It is named after Pierre Louis Briot (1804-1888) a French horticulturist. Aesculus x carnea ‘Briotii’ is a deciduous tree. The dark green foliage is palmate compound and has 5 to 7 oblong leaflets that are doubly-toothed. Flowers are eye-catching, erect panicles of up to 20cm or 8in of pink flowers. It flowers in late spring in May. After flowering Aesculus x carnea ‘Briotii’ produces capsules each containing 2 or 3 nuts. The nuts are poisonous. It can grow to 6m or 20ft tall. the name carnea refers to its deep pink color.
Plant Aesculus x carnea ‘Briotii’ in the sun or partial shade in well-drained but moist and fertile soil. Not ideal for small gardens. Propagate Aesculus x carnea ‘Briotii’ from seed or grafting. Watch out for horse chestnut scale, leaf-mining moths, canker, or coral spot.