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.
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