Paperbark Maple

Acer griseum

Native to:
China

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Sapindaceae
Genus:
Acer
Species:
Acer griseum
USDA Symbol:
ACGR14

Growth Characteristics

Height:
900 cm
Light Requirements:
Full Sun
Drought Tolerance:
Medium
Bloom Months:
apr,may
Bloom Colors:
yellow, green

Keystone Species Ranking

Caterpillar Keystone:
★★★★★ Butterfly & moth species supported by this genus (NWF)

Garden & Ecology Notes

Wildlife Value:
birds, small mammals
Deer Resistant:
Yes
Fall Color:
red, orange

Soil Requirements

Soil Type:
rich, well-drained loamy soil
pH:
5.5 - 7.0 (slightly acidic to neutral)
Drainage:
excellent drainage required
Moisture:
consistently moist
Notes:
Prefers fertile soils with organic matter

Propagation & Germination

Stratification:
Cold/moist stratification required — 60–120 days
Germination Time:
30–90 days
Notes:
Seeds benefit from fall sowing or cold-moist stratification. Germination can be erratic and may occur over two seasons.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Sow at 4°C for 3 months, then place @ 20°C for 3 months. Requires scarification. Nick or rub between sheets of sandpaper. Requires soaking. Place in warm water until seeds swell, usually 24-48 hours. Discard water and any seeds that remain floating. * 5% germination, soak 3 weeks in water to remove outer seed coat or pry it off, then slice off small portion of inner seed coat with razor

Source: Ontario Rock Garden & Hardy Plant Society