Aster sphaerotus

Aster sphaerotus

Native to:
China

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Taxonomy

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

Growth Characteristics

Height:
90 cm
Drought Tolerance:
Medium
Bloom Months:
aug,sep,oct
Bloom Colors:
purple, lavender

Garden & Ecology Notes

Wildlife Value:
bees, butterflies, birds
Deer Resistant:
Yes
Fire Ecology:
Fire adapted — tolerates or benefits from fire
Fire Notes:
Resprouts vigorously from root crown after fire, typical of prairie and savanna asters in fire-adapted ecosystems.

Propagation & Germination

Stratification:
Cold/moist stratification required — 30–60 days
Germination Time:
14–30 days
Notes:
Seeds require light for germination. Surface sow and do not 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