Ripening date: -4 San Castrese.
Origin: USDA and Washington State University, Prosser (Washington, USA).
Proprietor: not covered by patents or licenses.
Tree: high vigour, upright growth habit.
Fruit: oblong, large, intense yellow without blush, flavour is good, tart skin.
Productivity and Fruiting: selfincompatible, yield can be increased to high levels with the presence of pollen from other varieties, fruits on spurs and hangers.
Overall: traditional type of apricot, well-suited to cultivation on central and northern Italy, producing
well on both hills and plains.