Ohio State University Extension Bulletin

Street Tree Evaluation Project

Bulletin 877-99


ACER PLATANOIDES 'ERECTUM' Upright Norway Maple

1268 Churchill, Lyndhurst (Cleveland Area)

Planted: Unknown

Site: 10' Tree Lawn

1971 Comments: The trees are uniform and formal in shape. The latter might be aesthetically objectionable in this informal residential area.

1967 1968 1969 1970 1997
Height 25.6' 26.8' 27.2' ___ 42.5'
Caliper 6.4" 7.3" 7.5" ___ 17.4"
Spread 6.8' 8.6' 10.0' ___ 28.5'

 Upright Norway Maple

1997 Comments: Most of the plants in the original study location survived. Some sidewalk disruption is present. Replacements have been made in the area. Twig extension growth on the plants is six inches or better. Habit has broadened with age as many upright cultivars tend to do.

Forty percent of the overall planting survived (8 of 20 trees). The 1997 data in the table are based on four trees.

 Upright Norway Maple


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