Details of...
Scientific Name: Rudbeckia laciniata 'Herbstsonne'
Pronunciation: rud-BECK-ee-uh luh-sin-ee-AY-tuh
Common Name: autumn sun coneflower
Family Name: Asteraceae
Plant Type: Herbaceous perennial
Key ID Features: Tall aster (3m); Flowers heads are 10cm with yellow ray florets and a cone of darker disk florets.
Course(s): HORT 2355

Habit: Spreading, Upright
Form: Oval - vertical
Texture: Coarse
Mature Size:
Height:2 - 3m
Spread:1.0 - 1.5m
Growth Rate:Fast
Origin: Garden origin, U.S. - central (Missouri)
Hardiness Rating: Zone 3: (-40 to -34 C)
Exposure: Full sun, Part sun/part shade
Soil/ Growing Medium: Well-drained
Water Use: Moderate
Landscape Uses: Accent plant, Aquatic - ponds, Attract beneficial insects, Attract butterflies, Cut flower or foliage, Fall interest, Fragrance, Group or mass planting, Mixed shrub border, Perennial border, Screening, Specimen plant, Summer interest, Tall background
Additional Info: Google
autumn sun coneflower
Leaf Morphology: Glossary
Form: Simple
Arrangement: Alternate
Texture/ Venation: Soft flexible
Surfaces: Lustrous
Colour in Fall: Green
Leaf(let) Terms:
Shapes: Lanceolate, Oblanceolate, Ovate
Apices: Acuminate, Acute
Bases: Attenuate, Decurrent, Obtuse
Margins: Pinnately lobed, Serrate

Inflorescence Type: Floriferous, Head (capitulum)
Flower Morphology:Flowers perfect
Corolla Shape:Ligulate
Ovary Position:Inferior
Colour (petals): Showy, Yellow
Flower Scent: Fragrant
Flower Time at Peak: Jul, Aug, Sep, Oct

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

Bark or Stem Colour: Green
Organ Modifications: Rhizomes

Propagation: Division - below ground parts
Plant Care:
Pest Susceptibility: Aphids or adelgids, Mildew, Rust, Slugs or snails,
(BUG) BUG garden
(GAZ) GAZebo
(GAZN) GAZebo North : q.4
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