Also known as sweet Buckeye, this medium to large tree has creamy yellow flowers marked with red – the nearest to yellow in a horse chestnut.

In its native south eastern United States it grows on river banks and mountain sides and it was once widely used to produce paper pulp.

In Britain it is a good choice for parks and open spaces.

It thrives in all soils tolerates air pollution and unusually for horse chestnut has a good show of yellow autumn colour.

Introduced from America in 1764 it won the Award of Garden Merit in 2002.

The national champion in America is over 45 metres tall by 17 metres wide and the leaves are more tolerant of fungal pests that affect other species.

Fruits are smooth and pear shaped and it does best when accessing deep well drained soils.

Mature height: 17-22m

Mature spread: 7-10m