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Columnar Bigleaf Maple 'Seattle Sentinel'

Acermacrophyllum

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Family
Sapindaceae (sap-in-DAY-see-ee)
Info
Genus
Acer (AY-ser)
Info
Species
macrophyllum (mak-roh-FIL-um)
Info
Synonym
Sun Exposure
Full Sun
Foliage
Deciduous
Height
30-40 ft. (9-12 m)
over 40 ft. (12 m)
Spacing
15-20 ft. (4.7-6 m)
Hardiness
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Danger
N/A
Bloom Color
Inconspicuous/none
Bloom Time
Mid Spring
Other Details
Category
Trees
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color

Unknown - Tell us

Where to Grow

Unknown - Tell us

Bloom Characteristics

Unknown - Tell us

Bloom Size

Unknown - Tell us

Other details

Unknown - Tell us

Soil pH requirements
4.6 to 5.0 (highly acidic)
5.1 to 5.5 (strongly acidic)
5.6 to 6.0 (acidic)
6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)
Patent Information

Unknown - Tell us

Propagation Methods
From woody stem cuttings
From softwood cuttings
From semi-hardwood cuttings
From seed; stratify if sowing indoors
From seed; direct sow after last frost
By grafting
By budding
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Fullerton, California

Salem, Oregon

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berrygirl
Lakemont, GA (Zone 8a) | March 2007 | neutral

Acer macrophyllum 'Seattle Sentinel COLUMNAR BIGLEAF MAPLE Dec (z6) (WNa)
A perfect sentinel for marking corners, gates, drawbridg...Read More

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