The Yellow Buckeye name derives from the appearance of the tree fruit. Pear-shaped capsules yield one to two nuts which have a white scar that makes it resemble the eye of a deer. These nuts are small and toxic to humans.
Yellow Buckeye trees can climb to heights of 110 feet, but typically only grow from 60-75 feet. It is the largest of the buckeye trees native to America and has an oval, slightly spread crown.
Its flowers appear in May, producing clusters of large yellowish-white flowers. Its leaves feature five leaflets, each on a short stalk. In fall they become a lovely shade of yellow.
Yellow Buckeye fruit is a rounded, leathery cap two to three inches long. Most contain one seed, but there can be up to four seeds in each. Seeds are deep brown, smooth and shiny. They are dispersed in early fall and are poisonous to humans.
Yellow Buckeye trees have a moderate growth rate. They grow best in full sunlight or partial shade. It can grow in multiple types of soil; acidic, sandy, clay and loam. Hardiness Zone: 3-8.