Pyrus pyrifolia 'Korean Giant' Also called Dan Bae or Olympic, Korean Giant is a vigorous, winter-hardy tree that produces at a young age and bears a heavy crop of large, round, olive-green fruit that can weigh up to a pound each! The fruit can be kept in cold storage until March. This highly touted pear blooms early in the season and ripens in mid-October. It is very crisp and juicy with a high sugar content. Does well in most of the nation but can ripen too late in the coolest maritime summer climates. Considered reliably fireblight resistant! Hardy to USDA Zone: 5 Chill Hours Needed: Unverified/sources differ on chill hours; from 400-700 Mature Height: 15' (Semi Dwarf) Sun: Full Sun Ripening Time: October in PNW Pollination: Needs a Pollinizer Semi-Dwarf Rootstock: OHxF87 Read our Asian Pear Growing Guide