The flowering crabapple (Malus) is a spring-blooming tree in the Rosaceae family. While crabapple trees are closely related to apple trees, they typically bear smaller fruit and have slightly different blooms, leaves and growth habits. Gardeners should select crabapple trees according to USDA hardiness zone, bloom color and size. Several smaller, flowering crabapple tree varieties feature white blooms.
Amberina is a flowering crabapple cultivar winter hardy in USDA zones 4 to 8. This tree features creamy white flowers that briefly bloom in April. The fragrant flowers are followed by edible, orange to red crabapples that ripen during fall months. The dark green leaves turn yellow in the autumn, adding bright color to the landscape. This semi-dwarf variety reaches 10-foot tall with a similar spread. The Amberina crabapple tree works well as a hedge, background plant or street tree.
Camzam crabapple trees are dwarf varieties that reach between 8 and 10 feet tall with 6- to 8-foot spreads. This tree bears red buds that mature into white flowers with subtle pink tints. The red to burgundy crabapple fruit ripen in the fall. Camzam crabapples are often used to make preserves and jellies. This tree variety is resistant to most crabapple diseases.
Jewelberry crabapple trees are dwarf varieties that reach about 8 feet tall with 12-foot spreads. The Jewelberry cultivar is winter hardy in USDA zones 4 to 8. The pink buds mature into white flowers in April and May followed by small, red crabapples that ripen in the fall. These flowering crabapple trees are susceptible to fire blight, leaf spot and apple scab. Jewelberry crabapple trees are often used as screens and borders.
The Weepcanzam crabapple tree is a flowering dwarf variety that generally reaches 10- to 15-foot tall and has a similar spread. The flowers bloom a pink to red color, but mature into white flowers with slight pink tints. The deep red crabapples mature during the fall and winter. This cultivar grows well in various soil conditions and is typically resistant to common crabapple diseases. Weepcanzam crabapples are often planted in groups.
The Excalibur crabapple tree is a shrubby dwarf variety that reaches 10 to 12 feet high with 8- to 10-foot spreads. Small white flowers bloom in the spring, while the light yellow crabapples ripen during fall and winter months. Winter hardy to USDA zone 4, the Excalibur crabapple variety is susceptible to apple mosaic disease.
Adirondack flowering crabapple trees are winter hardy to USDA zone 4. This variety has pink-tinted buds that open to white flowers in the spring. The orange to red crabapples mature between August and December. Adirondack crabapple trees typically grow between 15 and 20 feet in height and have about a 12-foot spread.
Red jewel crabapple trees bear spring-blooming white flowers followed by bright red crabapples that last from the fall through the spring. This flowering crabapple variety reaches from 15- to 18-foot in height with a 12-foot spread. Red jewel crabapple trees are somewhat susceptible to the fireblight disease.