Coreopsis, Threadleaf Coreopsis, Tickseed 'Route 66'

Coreopsisverticillata

Family
Asteraceae (ass-ter-AY-see-ee)
Genus
Coreopsis (kor-ee-OP-sis)
Species
verticillata (ver-ti-si-LAH-tuh)
Synonym
Sun Exposure
Full Sun
Sun to Partial Shade
Foliage
Herbaceous
This plant is resistant to deer
Succulent
Height
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Spacing
18-24 in. (45-60 cm)
24-36 in. (60-90 cm)
Hardiness
USDA Zone 4a: to -34.4 °C (-30 °F)
USDA Zone 4b: to -31.6 °C (-25 °F)
USDA Zone 5a: to -28.8 °C (-20 °F)
USDA Zone 5b: to -26.1 °C (-15 °F)
USDA Zone 6a: to -23.3 °C (-10 °F)
USDA Zone 6b: to -20.5 °C (-5 °F)
USDA Zone 7a: to -17.7 °C (0 °F)
USDA Zone 7b: to -14.9 °C (5 °F)
USDA Zone 8a: to -12.2 °C (10 °F)
USDA Zone 8b: to -9.4 °C (15 °F)
USDA Zone 9a: to -6.6 °C (20 °F)
USDA Zone 9b: to -3.8 °C (25 °F)
Bloom Color
Pale Yellow
Bright Yellow
Maroon/Burgundy
Bloom Time
Mid Summer
Late Summer/Early Fall
Other Details
Category
Perennials
Water Requirements
Average Water Needs; Water regularly; do not overwater
Foliage Color
Blue-Green
Where to Grow
Grow outdoors year-round in hardiness zone
Can be grown as an annual
Bloom Characteristics
This plant is attractive to bees, butterflies and/or birds
Flowers are fragrant
Bloom Size
Other details
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
Patented
Propagation Methods
By dividing the rootball
Seed Collecting
Allow seedheads to dry on plants; remove and collect seeds
Regional

This plant is said to grow outdoors in the following regions:

Desert View Highlands, California

Jacksonville, Florida

Barbourville, Kentucky

Harwich, Massachusetts

Nashville, Michigan

Owosso, Michigan

Rutherford, New Jersey

Raleigh, North Carolina

Fremont, Ohio

Wilkes Barre, Pennsylvania

Wynnewood, Pennsylvania

Urbanna, Virginia

show all

Featured Videos

Gardener's Notes:

3
positives
0
neutral
0
negative
Sort By:
Sort By:
T
Nashville, MI (Zone 6a) | September 2014 | positive

I bought three of these plants in August last summer in 3 inch pots and they weren't much to look at then, but they grew and flowered unt...Read More

R
palmdale, CA (Zone 8b) | May 2014 | positive

I have several of these plants, and they perform very well in my dry garden. They are covered in blooms from late spring to early fall. T...Read More

R
Owosso, MI (Zone 5b) | August 2011 | positive

I bought this plant on a whim when I was with a friend plant shopping at a big plant greenhouse in Lansing, MI. It was just oh maybe I'l...Read More

Featured
Vine Moth
(Phalaenoides glycinae)
Great Grey Owl
(Strix nebulosa)
Featured
Vine Moth
(Phalaenoides glycinae)
Great Grey Owl
(Strix nebulosa)