Acer palmatum
Japanese Maple

Family:

Sapindaceae (Soapberry Family) 88

Genus:

Acer (Maple, Boxelder) 76

Plant Type:

Tree 583

Growth Forms:

Upright 578

Hardiness:

USDA Zone 5 258

Deciduous / Evergreen:

Deciduous 846

Flower Notes:

Red (Small but interesting red flowers in spring)

Foliage Notes:

Multi-Colored (Green to purple to red foliage in summer, depending on cultivar); Red (Showy red fall foliage)

Stem Notes:

Green to red (glabrous, glaucous, slender)

Fruit Notes:

Red (Attractive samaras, 1/2"- 3/4" long, ripen in September-October)

Ultimate Height:

15-25 feet

Ultimate Spread:

20-30 feet

Bloom Times:

Fruiting Times:

Light Requirements:

Soil Water Requirements:

Medium 211

Soil Notes:

Prefers moist, well-drained soils with high organic matter

Range:

Japan and Korea

Maintenance:

Low 282

Diagnostic Characteristics:

Opposite, deeply 5-9 lobed leaves are glabrous and bright green beneath. Much variation in leaf color, depending on cultivar. Lateral buds hidden by base of petiole, terminal bud often double. Look for a 0.5-0.75" wide samara pair forming a broad arch.

Ecological Functions:

Pollen and/or Nectar Producer 292

Purdue Plant Doctor

Parts and Problems of Maple, Box Elder

Special Characteristics:

Additional Information

A refined but striking specimen in its several forms, differing in color, texture, and habit, but all graceful. Newly expanded foliage may be damaged by sun and wind. Plant where it will receive some protection from the elements, especially winter elements. Can leaf out early and be killed back by a late freeze. Prefers some shade and good moisture.

Plant Photo Gallery

Overall Form

Fruit

Flower

Bark

Foliage

Fall Color

Emerging Leaves and Flowers

Fall Leaves

When Acer palmatum has been observed flowering or fruiting at Purdue University

Flowering

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Fruiting

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9 Acer palmatum found

Building Map...

= Heritage plant = Memorial plant

Number	Accession ID	Location
1	2013_00301*A	HORTPARK
2	ORIG_0611*A	WARN
3	ORIG_0602*A	VAWT
4	2013_00427*A	HORTPARK
5	ORIG_0612*A	LSA
6	ORIG_0601*A	LSA
7	2021_00059*A	LILY
8	2026_00002*A	HILL
9	2026_00002*B	HILL