Details of...
Scientific Name: Symphyotrichum novi-belgii
Pronunciation: sim-fy-oh-TRY-kum NO-vee BELL-jee-eye
Common Name: Michaelmas daisy , aster
Family Name: Asteraceae
Plant Type: Herbaceous perennial
Key ID Features: Clump-forming, multi-branched perennial; leaves long, narrow and sessile; flowers are white to purple and daisy-like in appearance, bloom late summer to mid autumn.
Course(s): HORT 1155

Habit: Spreading
Form: Mounded
Texture: Fine
Mature Size:
Height:0.7 - 1.3m
Spread:0.6 - 1.0m
Growth Rate:Fast
Origin: Canada - northern, U.S. - northeast
Hardiness Rating: Zone 4: (-34 to -29 C)
Exposure: Full sun
Soil/ Growing Medium: Well-drained
Water Use: Moderate
Landscape Uses: Attract beneficial insects, Fall interest, Perennial border
Additional Info: Google. Cultivars shown or on campus may include S. 'Magic', S. 'Purple Viking', and S. 'Sapphire'. White flowered cultivar: S. 'Snow Cushion'.
Michaelmas daisy , aster
Leaf Morphology: Glossary
Form: Simple
Arrangement: Alternate
Texture/ Venation: Pinnate venation, Soft flexible
Surfaces: Pubescent
Colour in Summer: Nearly Black, Purple, Green
Colour in Fall: Dark-red, Purple
Leaf(let) Terms:
Shapes: Lanceolate, Oblanceolate
Apices: Acute
Bases: Decurrent
Margins: Entire, Serrulate

Inflorescence Type: Floriferous, Corymb-like, Head (capitulum)
Flower Morphology:Flowers perfect
Corolla Shape:Ligulate
Ovary Position:Inferior
Colour (petals): Showy, Pink, White, Purple, Blue, Violet
Flower Scent: None
Flower Time at Peak: Aug, Sep, Oct

Fruit Type: Achene
Fruit Colour: Brown
Fruiting Time: Sep, Oct
Additional Info: Not showy

Bark or Stem Colour: Red
Organ Modifications: Rhizomes

Propagation: Division - below ground parts, Seed
Pest Susceptibility: Fungal leaf spot, Mites, Mold, Nematodes, Rust, Slugs or snails, ( Rabbit resistant )
(AGB) Acer Griseum Bed : confirm ID
(BHE) Boulevard by Hwy. 10 Eastend : confirm ID
(BUG) BUG garden : cv. Magic
(GAZ) GAZebo
(GAZN) GAZebo North
Location Map

Report an Error