Aster glehnii

Aster glehnii

Native to:
Japan, Korea, Kuril Is., Russia

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Aster
Species:
Aster glehnii
USDA Symbol:
ASGL12

Growth Characteristics

Height:
120 cm
Light Requirements:
Full Sun
Drought Tolerance:
Low
Bloom Months:
jul,aug,sep
Bloom Colors:
white, pale purple

Garden & Ecology Notes

Wildlife Value:
bees, butterflies

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

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination. Surface sow or barely cover.

The above propagation data sourced from Claude AI

ORGHPS Germination Guide: Prechill if seed is not fresh; germination can be uneven

Source: Ontario Rock Garden & Hardy Plant Society