Young trees tend toward a medium growth rate, 10 to 15 feet over a 10 year period. The hardiness zone for the species form is zone 5. Depending on the cultivar, USDA zones from 5 to 8. Synonymous with and formerly sold as ‘Senkaki’. Japanese maple is a magnificent specimen or accent plant and performs well in a grouping or in a shrub border. Each palmate green leaf (2-5' long) has 5 or 7 but less frequently 9 pointed toothed lobes. General plant form is rounded to broad-rounded, often with low branching. Cultivar name means coral tower ( sango meaning sea coral and kaku meaning tower/upward growing) as if to suggest this pink-barked cultivar resembles coral rising upward from a reef. Acer palmatum, commonly called Japanese maple, is a deciduous shrub or small tree that typically grows to 10-25' (infrequently to 40') tall. Flowers are followed by samaras that ripen in late summer to fall. Small reddish-purple flowers in spring are somewhat attractive on close inspection, but are not showy from a distance. Palmate, 5- to 7-lobed, almost ferny leaves (to 2” long) with serrate margins emerge yellow-green with reddish margins in spring, mature to light green by summer and turn yellow-gold in fall. Best pink coloration occurs on young twigs and branches. Some Japanese Maples have an upright form (Acer palmatum) while others feature a. There are however countless dwarf Japanese Maple varieties that do not exceed 4-15 ft. Pink coloration is less pronounced to almost absent in summer. Acer palmatum varieties feature a rounded to broad-rounded habit, with a layered branching structure, and typically grow up to 10-25 ft. It is sometimes commonly called coral bark maple in reference to its distinctive and showy pink bark which provides excellent color and contrast to landscapes in winter. ‘Sango-kaku’ is an upright, slow-growing, vase-shaped form that typically grows over time to as much as 20-25’ tall. Each leaf has several lobes (typically 5–7) that all originate from one point looking like an open hand with outstretched fingers. Specific epithet is in reference to the palmate nature of the leaves. Genus name is the Latin name for a maple tree. Cultivars (often grafted) are quite variable. Fall color includes shades of yellow, red-purple and bronze. Flowers are followed by samaras (to 3/4" long) in pairs. Mikawa yatsubusa is a very small and compact Japanese maple cultivar in the Sapindaceae (soapberry) family. The flowers are rather attractive close up, but are not particularly showy from a distance. Small reddish-purple flowers in umbels bloom in mid spring (April). Each palmate green leaf (2-5" long) has 5 or 7 but less frequently 9 pointed toothed lobes. Acer palmatum, commonly called Japanese maple, is a deciduous shrub or small tree that typically grows to 10-25' (infrequently to 40') tall. Botanical name: Acer palmatum ‘Orangeola’ Type: Deciduous Size: 8 feet tall, 6 feet wide Zones: 5 to 8 Uses: Landscape focal, container plant, shade garden accent Description: Japanese maples are well known for their branchy growth that takes on a refined appearance with a bit of judicious seasonal pruning.
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