Details of...
Scientific Name: Helichrysum thianschanicum
Pronunciation: hell-ih-KRYE-zum thee-an-SHAN-ee-kum
Common Name: silver spike
Family Name: Asteraceae
Plant Type: Broadleaf evergreen, Annual
Key ID Features: Silvery plant that's usually grown as an annual in beds and containers; leaves narrow, pubescent, grey.
Course(s): not used (on campus)

Habit: Open, Upright
Form: Round
Texture: Fine
Mature Size:
Height:0.4 - 0.7m
Spread:0.3 - 0.6m
Origin: Europe
Hardiness Rating: Zone 8a: (-12 to -9.5 C)
Exposure: Full sun
Soil/ Growing Medium: Alkaline, Rocky or gravelly or dry, Well-drained
Water Use: Low, Winter dry
Landscape Uses: Bedding plant, Container planting
Additional Info: Google
silver spike
Leaf Morphology: Glossary
Form: Simple
Arrangement: Basal
Texture/ Venation: Soft flexible
Surfaces: Pubescent
Leaf(let) Terms:
Shapes: Linear
Apices: Acute
Margins: Entire

Inflorescence Type: Floriferous, Head (capitulum)
Flower Morphology:Flowers perfect
Corolla Shape:Tubular
Ovary Position:Inferior
Colour (petals): Showy, Yellow
Flower Time at Peak: Jun, Jul, Aug, Sep, Oct
Fruit Type: Achene
Fruit Colour: Brown
Fruiting Time: Sep, Oct
Bark or Stem Colour:

Pest Susceptibility: Deer resistant, Drought resistant
(BED) BEDding, container, or basket
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