Taxonomy

Division:

Magnoliophyta | - Flowering plants

Family:

Asteraceae

Genus:

Aster

Species:

Aster tongolensis

USDA Symbol:

ASTO8

Growth Characteristics

Height:

60 cm

Light Requirements:

Full Sun

Drought Tolerance:

Medium

Bloom Months:

jun,jul,aug

Bloom Colors:

blue, purple, violet

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

Notes:

native to mountainous regions, prefers cool climates

Propagation & Germination

Stratification:

Cold/moist stratification required — 30–60 days

Germination Time:

14–30 days

Notes:

Seeds germinate best after cold stratification; surface sow and keep moist at 18-21°C.