Plant Information
Aster tongolensis Wartburg Star
Scientific Name: Aster tongolensis
Common Name: Hardy Aster
Hardiness Zone: 5a - 8b
Hardiness Degree: -20°F (-28.9°C)
Blooming Season: Summer, Late Summer
Plant Habit: Spreading
Characteristics: Attracts Butterflies, Heat Tolerant
Water: Medium
Fertilize: None or when needed only
Spacing: 9 - 12" (23 - 30cm)
Height: 18 - 20" (46 - 51cm)
Width: 14 - 18" (36 - 46cm)
Exposure: Sun
General Information: Large flowers attract butterflies and carpet the garden with color. Good cut flower. Outstanding in the rock garden, at garden's edge or as a small-scale ground cover. Divide after flowering to maintain vigor. Prefers a fertile, well-drained soil.
Large flowers attract butterflies and carpet the garden with color. Good cut flower. Outstanding in the rock garden, at garden's edge or as a small-scale ground cover. Divide after flowering to maintain vigor. Prefers a fertile, well-drained soil.