Coreopsis Species, Dyer's Tickseed, Golden Tickseed
Coreopsistinctoria

Family: Asteraceae (ass-ter-AY-see-ee)
Genus: Coreopsis (kor-ee-OP-sis)
Species: tinctoria (tink-TOR-ee-uh)

Synonym:Bidens tinctoria

Synonym:Calliopsis atkinsoniana

Synonym:Coreopsis atkinsoniana

Synonym:Coreopsis bicolor

Synonym:Coreopsis cardaminefolia

Category

Annuals

Water Requirements

Average Water Needs; Water regularly; do not overwater

Sun Exposure

Full Sun
Sun to Partial Shade

Foliage

Herbaceous

Foliage Color

Unknown

Height

18-24 in. (45-60 cm)
24-36 in. (60-90 cm)

Spacing

12-15 in. (30-38 cm)
15-18 in. (38-45 cm)

Hardiness

Not Applicable

Where to Grow

Grow outdoors year-round in hardiness zone
Can be grown as an annual

Danger

N/A

Bloom Color

Gold (yellow-orange)
Maroon/Burgundy

Bloom Characteristics

Flowers are good for cutting
This plant is attractive to bees, butterflies and/or birds

Bloom Size

Unknown

Bloom Time

Mid Summer
Late Summer/Early Fall
Mid Fall
Blooms repeatedly

Other details

Unknown

Soil pH requirements

6.1 to 6.5 (mildly acidic)
6.6 to 7.5 (neutral)
7.6 to 7.8 (mildly alkaline)

Patent Information

Non-patented

Propagation Methods

From seed; direct sow after last frost
Self-sows freely; deadhead if you do not want volunteer seedlings next season

Seed Collecting

Allow seedheads to dry on plants; remove and collect seeds
Properly cleaned, seed can be successfully stored