Scientific Name:
Centaurea dealbata
Pronunciation:
sen-tore-EE-uh dee-ul-BAY-tuh
Common Name:
Persian cornflower
Family Name:
Asteraceae
Plant Type:
Herbaceous perennial
Key ID Features:
Leaves pinnately-lobed and irregularly to deeply divided (sometimes appearing as false leaflets but midrib blase tissue present at least near the apex), lower surface covered in silver hairs; flower heads appear shaggy, up to 7cm wide.
Habit:
Upright
Form:
Oval - vertical
Texture:
Fine
Mature Height:
0.7 - 1.3m
Mature Spread:
0.6 - 1.0m
Growth Rate:
Moderate
Origin:
Central / west Asia (Caucasus Mountains)
Hardiness Rating:
Zone 3: (-40 to -34 °C)
Exposure:
Full sun
Soil/Growing Medium:
Well-drained
Water Use:
Moderate, Low
Landscape Uses:
Attract beneficial insects, Attract butterflies, Cut flower or foliage, Group or mass planting, Perennial border, Tall background, Woodland margin
Additional Info:
Leaf Morphology:
Form:
Simple, Lobed
Arrangement:
Alternate, Basal
Texture/Venation:
Soft flexible, Pinnate venation
Surfaces:
Pubescent
Shapes:
Obovate
Margins:
Entire
Inflorescence Type:
Head (capitulum)
Flower Morphology:
Flowers perfect
Corolla Shape:
Ligulate
Ovary Position:
Inferior
Colour (petals):
Pink
Flower Time at Peak:
Jun, Jul, Aug
Fruit Type:
Achene
Fruit Colour:
Brown
Fruiting Time:
Bark or Stem Colour:
Propagation:
Seed, Division - below ground parts
Pest Susceptibility:
Blight or needle cast, Mildew, Mold, Rust (Rabbit resistant)
