Its hardiness down to zone 4 makes this cherry popular in northern climates. The tree grows vase shape (taller than wide) with smaller, bright red fruit with a matte finish, and is disease resistant. Developed by the University of Minnesota, it is great for snacking right off of the tree and baking. If sour is your thing, this tree is for you. Tree is a genetic dwarf and will stay under 12' even on semi-dwarfing rootstocks. Watch out for birds- they love cherries! USDA Zone: 4-8 Mature Height: Mazzard ~10-12' tall Dwarf Sun: Full Sun Ripening Time: July Pollination: Self Fertile- improved fruit set with another tart cherry nearby Scientific Name: Prunus cerasus 'North Star'