Coreopsis tinctoria
plains coreopsis, plains coreopsis, atkinson's tickseed, golden tickseed, goldenwave, calliopsis
Family
Asteraceae
Leaf Arrangement
opposite, basal (rosulate)
Leaf Attachment
petiolate, subsessile
Leaf Margin
entire
Leaf Type
bipinnate, cauline, compound, pinnate, simple
Leaf Shape
linear, elliptic, lanceolate, oblanceolate
Growth Form
forb
Flower Color
brown, red, yellow
Flower Month
April - September
Height (meters)
0.3 - 1.5
Milky Sap
No
Armed/Unarmed
Unarmed
Origin
native
Lifespan
annual, biennial, perennial
Growing Season
Warm season
Wetland Class
FAC
Prairie Coefficient of Conservatism
3
Field Characters
Rays yellow with a red or brown stain at base, rarely entirely yellow or red.
Cultural Information
Seed germination of most Coreopsis sp. improves with cold/moist stratification (Steffen 1997). Seeds average approximately 1,700,000/lb.
Habitat
Fields, meadows, roadsides, and seasonally damp disturbed sites, especially roadsides, ditches, and low sandy ground.