Details of...
Scientific Name: Boltonia asteroides
Pronunciation: bol-TOE-nee-uh ass-tur-oh-EYE-deez
Common Name: false aster, Snowbank aster
Family Name: Asteraceae
Plant Type: Herbaceous perennial
Key ID Features: Leaves alternate, elliptic to lanceolate, sparsely toothed, up to 10 cm long, flower heads about 3 cm wide with about 25 white to pale violet ray florets and yellow disc florets.
Course(s): HORT 2355

Habit: Arching, Open, Spreading
Form: Round
Texture: Fine
Mature Size:
Height:1.3 - 2.0m
Spread:0.6 - 1.0m
Growth Rate:Fast
Origin: U.S. - northeast
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Well-drained
Water Use: Moderate
Landscape Uses: Attract butterflies, Cut flower or foliage, Fall interest, Filler, Group or mass planting, Mixed shrub border, Perennial border, Summer interest
Additional Info: Google. Cultivars shown or on campus include B. Snowbank.
false aster, Snowbank aster
Leaf Morphology: Glossary
Form: Simple
Arrangement: Alternate
Texture/ Venation: Soft flexible
Colour in Fall: Green
Leaf(let) Terms:
Shapes: Oblanceolate
Margins: Serrulate

Inflorescence Type: Floriferous, Head (capitulum)
Flower Morphology:
Corolla Shape:Ligulate
Ovary Position:Inferior
Colour (petals): Showy, White, Violet, Yellow
Flower Scent: None
Flower Time at Peak: Jul, Aug, Sep

Fruit Type: Cypsela (achene + calyx)
Fruit Colour: Brown
Fruiting Time:
Additional Info: Not showy

Bark or Stem Colour:

Propagation: Seed, Division - below ground parts
Plant Care:
Pest Susceptibility: Anthracnose, Fungal leaf spot, Mildew, Rust, ( Pest resistant, Deer resistant, Rabbit resistant, Drought resistant )
(AGB) Acer Griseum Bed : cv. Snowbank
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