This grower is fairly sure of this plant identification.
Several batches of this plant in quantities of 10 per batch available for purchase
Hornbeam, European hornbeam, Common hornbeam
Carpinus betulus (Hornbeam). This is an attractive elm-like deciduous tree, which is native to Europe and Asia. The leaves are alternate and ovate rounded and dark green. In the autumn it will bear striking, yellow-orange long-lasting foliage, the fruit that appear are nut like. They will tolerate urban conditions.
They are fully hardy and will need sun or semi-shade in fertile well drained soil.
Specimen, banks, hedging, lawn