Acer macrophyllum 'Kimballiae'

Kimball Cut-leaf Bigleaf Maple, Oregon Maple

Form and Growth Characteristics:
Plant Type - Tree
Growth Rate - Pyramidal form, slow growth rate (slower than species)
Mature Height - Usually under 33' tall
Mature Width -
Longevity -

Ornamental Characteristics:
Flower - Yellow, fragrant, produced in 4-8” long nodding racemes appearing with the leaves in April-May; each flower is approximately 0.33” across.
Fruit - Samara, approximately 1.5” long, nutlet covered with brown pubescence, wings nearly glabrous, forming a 60degree angle from wing to wing.
Leaf - Young emerging leaves are often reddish bronze, maturing to glossy dark green, pale beneath; Opposite, simple, 8-12” across, often more deeply cut than species, on vigorous shoots, 3-5 toothed lobes; petiole-10-12” long, yields a milky sap when detached.
Fall Color - yellow-orange in fall.
Bark - Gray to reddish brown, furrowed with small flattened platelets.
Other Features - Seldom cultivated.
Possible Use - Recommended for planting natural areas
Season Of Interest -

Culture and Care:
Care Requirements - Prefers cool moist environment; zones 5-7(9)
Native Habitat - Species native Alaska to southern California. Introduced 1812. 'Kimballiae' developed at Washington Park Arboretum
Diseases and Insects -
Strength - Fairly drought tolerant
Weakness - Seems to pop up in fence rows and waste areas, invasive root system that can break walks and drives;

Plants of this taxon:
-not currently in our collection-

Find Related Plants:
- Other plants with the common name Maple.
- Other plants of the family Aceraceae.
- Other plants of the genus Acer.
- Other plants of the species Acer macrophyllum.