Aster biennis

Aster biennis

Native to:
China | Russia

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Taxonomy

Division:
Magnoliophyta | - Flowering plants
Family:
Asteraceae
Genus:
Aster
Species:
Aster biennis

Growth Characteristics

Growth Habit:
Forb/herb
Height:
120 cm
Drought Tolerance:
Medium
Bloom Months:
aug,sep,oct
Bloom Colors:
blue, violet

Garden & Ecology Notes

Wildlife Value:
bees, butterflies

Source: deepseek-v4-flash

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds germinate readily after cold stratification; surface sow and keep moist.

Source: deepseek-v4-flash

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

Source: Ontario Rock Garden & Hardy Plant Society