|'Northern Spy' reaches bearing age slowly. Large fruit is red, tender, sprightly. Harvest time is late in the season. Requires pollinator. Good candidates for cross pollination are: 'Liberty', 'Ein Shemer', 'Dorsett Golden', 'Spartan',and 'Gala'. Careful early training, annual pruning and shaping are required to insure healthy and productive trees. Apple trees are susceptible to a variety of pests and diseases but are very rewarding when properly cared for.