Scientific Name: Acer platanoides 'Crimson Sentry'
Common Name: Crimson Sentry maple
Family Name: Sapindaceae
Origin: Europe, Garden origin
Hardiness Zone: Zone 3: (-40 to -34 °C)
Plant Type: Tree - deciduous
Mature Size: 10 - 15m x 4 - 5m (height x width)
Habit: Fastigiate, Stiffly upright
Form: Columnar, Oval - vertical
Texture: Medium - coarse
Landscape Uses: Accent plant, Group or mass planting, Shade tree, Specimen plant, Street (boulevard tree)
Exposure: Full sun, Part sun/part shade
Soil or Media: Acidic, Well-drained
Leaves: Simple, Lobed, Opposite, Soft flexible, Heavily veined, Palmate venation, Glabrous, Lustrous, Orbicular, Dentate
Flowers: Cyme, Yellow, Green-yellow, Apr-May
Fruit: Samara, Schizocarp, Brown, Sep-Oct
Key ID Features:
Dense, compact, small tree; leaves opposite, deep purple (crimsons-oranges in fall), orbicular, most 10-15cm wide, margins serrate and cupped upwards (like a ladle), petioles with milky sap, up to 20cm long. Winter ID: buds dark red to almost black; upward curled branches (fastigiate).