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THE GARDEN SAGEA library of living things
Trees & woodland lore · Western North Carolina field companion

Trident maple

Acer buergerianum

Whole tree — Acer buergerianum. Species reference; the photographed specimen does not confirm the named variety. Age, pruning, and site affect its shape.
Whole tree — Acer buergerianum. Species reference; the photographed specimen does not confirm the named variety. Age, pruning, and site affect its shape.☀ Full sun · ◐ Part sun or part shadeCathy DeWitt ↗ · CC BY 4.0
Photo contextResized and converted to WebP; full original composition retained.

Three principal leaf lobes

Sun Exposure
Full sun–part shade
MATURE HEIGHT (FT)
25–35
MATURE WIDTH (FT)
20–30
BLOOM SEASON
Spring
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Get to know this plant.

Identification clue 1

Three principal leaf lobes

Identification clue 2

Opposite leaves and buds

Identification clue 3

Paired samaras

Diseases & insects in WNC

Problems to recognize in WNC gardens. These are documented susceptibilities, not a local outbreak report or a diagnosis. Weather, elevation and growing conditions change the risk.

Diseases & similar-looking injury

Verticillium wilt is a potential problem; look for persistent branch wilt or dieback.

Insects to recognize

No major insect problem is emphasized in the NC State profile.

When to look

Inspect new growth in spring and branch condition through summer.

A useful first step

Have recurring one-sided wilt diagnosed; also check soil moisture and root conditions.

More growing details

Read the leaves

Look for three main forward-pointing lobes. Young vigorous shoots may bear less typical leaves, so compare several.

Read the bark

Older trunks exfoliate in small plates, revealing orange-brown patches.

Fruit & seed

Paired winged samaras support the maple identification.

Winter character

Opposite buds and small plated bark provide winter clues.

Origin & place

An introduced garden species or horticultural hybrid; study it as part of WNC landscapes rather than assume it belongs to the native mountain flora.

WNC Notes

Tough small-to-medium tree with good bark and fall color; well-drained soil preferred.

Sun Exposure

Full sun–part shade

MATURE HEIGHT (FT)

25–35

MATURE WIDTH (FT)

20–30

BLOOM SEASON

Spring

BLOOM COLOR

Greenish

FALL / WINTER COLOR

Orange-red

Wet-Soil Tolerance

Moderate

Drought Tolerance

High

LOOK CLOSELY

Two views, a closer look.

Place two photographs beside one another. Compare the overall plant with leaves, flowers, or bark when those views are available. Captions identify what each photograph actually shows. Images are not at the same scale; species references may show different cultivars.

Whole tree — Acer buergerianum. Species reference; the photographed specimen does not confirm the named variety. Age, pruning, and site affect its shape.
Whole tree — Acer buergerianum. Species reference; the photographed specimen does not confirm the named variety. Age, pruning, and site affect its shape.☀ Full sun · ◐ Part sun or part shadeCathy DeWitt ↗ · CC BY 4.0
Photo contextResized and converted to WebP; full original composition retained.
Trident shaped green leaves. Taxon reference; photograph alone does not establish a named cultivar.
Trident shaped green leaves. Taxon reference; photograph alone does not establish a named cultivar.☀ Full sun · ◐ Part sun or part shadeBri Weldon ↗ · CC BY 2.0
Photo contextResized and converted to WebP; no diagnostic content altered.
Large flakey grey bark on a portion of a tree trunk — species reference; cultivar identity not inferred.
Large flakey grey bark on a portion of a tree trunk — species reference; cultivar identity not inferred.☀ Full sun · ◐ Part sun or part shadeDalgial ↗ · CC BY-SA 3.0
Photo contextResized and converted to WebP; full original composition retained.

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