This tree needs a pollinator.
Malus domestica 'Cortland'
The Cortland apple is a derivative of the McIntosh apple. The trees take 3 to 5 years to reach maturity and grown best in full sun. They grow up 15 to 20 feet tall and spreading 10 to 15 feet wide. They are a dependable and heavy-cropping variety.
EMLA 7, semi-dwarf rootstock