Crab Apple 'Rudolf' 12Ltr PotFantastic dark red bloom. Ornamental Tree In Bloom: April Eventual Size: 4m FPM Crab Apple 'Rudolf' medium tree of upright habit with glossy bronze red, later dark bronze green leaves on red young shoots. Rose red flowers, deeper in bud, followed by long persistent, orange yellow oblong fruits. Raised by F. L Skinner, Canada in 1954. Crab Apples are self fertile, and very useful as pollinators for a variety of fruit trees. Full sun or part shade