Scientific Name:
Coreopsis
spp. & cvs.
Pronunciation:
core-ee-OP-sis
Common Name:
coreopsis
Family Name:
Asteraceae
Plant Type:
Herbaceous perennial
Key ID Features:
Leaves varies with species - lanceolate to highly dissected or pinnified with lobes only 1-2mm wide, margins otherwise smooth, glabrous to pubescent; flower heads orange-yellow and daisy-like, with a small central disk floret area surrounded by eight ray florets with toothed apexes, bracts in two distinct series of eight each.
Habit:
Upright
Form:
Mounded
Texture:
Medium - fine
Mature Height:
0.4 - 0.7m
Mature Spread:
0.6 - 1.0m
Growth Rate:
Fast
Origin:
Canada - eastern, U.S. - central
Hardiness Rating:
Zone 7: (-18 to -12 °C)
Exposure:
Full sun
Soil/Growing Medium:
Well-drained
Water Use:
Moderate
Landscape Uses:
Attract beneficial insects, Cut flower or foliage, Perennial border
Additional Info:
Google. Species and cultivars shown or on campus may include C. lanceolata, C. 'Sonnenkind', C. lanceolata 'Sterntaler', C. 'Sunburst', and C. 'Sunfire'. Most cvs. have relatively few large ray florets (look-a-likes may include cultivars of G. aristata and G. x grandiflora).
Leaf Morphology:
Form:
Simple, Lobed, Dissected
Arrangement:
Opposite
Texture/Venation:
Soft flexible, Pinnate venation
Surfaces:
Glabrous, Pubescent
Colour in Fall:
Green
Shapes:
Filiform, Lanceolate, Linear
Apices:
Acuminate
Bases:
Attenuate, Truncate
Margins:
Entire, Pinnately lobed
Inflorescence Type:
Head (capitulum)
Flower Morphology:
Flowers perfect
Corolla Shape:
Ligulate
Ovary Position:
Inferior
Colour (petals):
Showy, Yellow
Flower Scent:
None
Flower Time at Peak:
Jun, Jul, Aug, Sep
Fruit Type:
Achene
Fruit Colour:
Brown
Fruiting Time:
Additional Info:
Fruit insignificant
Bark or Stem Colour:
Propagation:
Seed, Division - below ground parts
Pest Susceptibility:
Fungal leaf spot, Rust, Slugs or snails (Deer resistant, Drought tolerant)
Course(s):
- Level 4 Apprenticeship
Location(s):
- (AGB) Acer Griseum Bed : cv. Zagreb
- (BUG) BUG garden : cvs. Golden Gain, Moonbeam; C. lanceolata, C. grandiflora
- (CGW) Community Garden West : C. rosea
- (GAZ) GAZebo
- (GAZN) GAZebo North : cv. Limerock Ruby
- (GRB) GRass Bed
- (GRBW) GRass Bed West : cv. Moonbeam
- (ONE) Overpass North side East
- (PDE) PonD East : cv. Heavens Gate
- (PDW) PonD West : cv. Heavens Gate
- (WDH) Wark-Dumais House
- (WLG) WoodLand Garden : cv. Moonbeam; C. rosea