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Coreopsis verticillata (Threadleaf coreopsis) | NPIN
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Coreopsis verticillata (Threadleaf coreopsis)
Wasowski, Sally and Andy

Coreopsis verticillata

Coreopsis verticillata L.

Threadleaf coreopsis, Whorled tickseed, Whorled coreopsis

Asteraceae (Aster Family)

Synonym(s):

USDA Symbol: COVE5

USDA Native Status: L48 (N), CAN (I)

Threadleaf coreopsis is a popular, 1-2 ft. perennial with delicate, dark-green leaves divided into thread-like segments. The long-blooming flower heads have yellow centers and untoothed petals.

This plant spreads by rhizomes.

 

Plant Characteristics

Duration: Perennial
Habit: Herb
Inflorescence: Head
Fruit: Black
Size Class: 1-3 ft.

Bloom Information

Bloom Color: Yellow
Bloom Time: Jun , Jul

Distribution

USA: AL , AR , CT , DC , FL , GA , KY , MA , MD , MS , NC , NJ , NY , SC , TN , VA , WV
Canada: ON , QC
Native Distribution: MD to SC, e. to KY & TN
Native Habitat: Wood edges, pine savannahs, Post Oak savannahs

Growing Conditions

Water Use: Low
Light Requirement: Sun , Part Shade
Soil Moisture: Dry
Soil pH: Acidic (pH<6.8)
Drought Tolerance: High
Soil Description: Sandy, well-drained soil.

Benefit

Use Ornamental: A popular garden flower since the 19th century.
Use Wildlife: Seeds eaten by birds.
Conspicuous Flowers: yes
Interesting Foliage: yes
Attracts: Birds , Butterflies
Nectar Source: yes

Propagation

Propagation Material: Root Division , Seeds
Description: Propagate by dividing either in the fall or early spring. Seeds may be sown outside in late fall or the following spring without any cold treatment. Seedlings grow rapidly.
Seed Collection: Nutlets are mature and ready for collection about four weeks after the flowers wither. Watch the inner series of bracts; when they begin to darken, it is time to collect. Remove chaff and store in sealed, refrigerated containers. Storage life is at least three years.
Seed Treatment: Seeds of this genus generally germinate without pretreatment.
Commercially Avail: yes
Maintenance: This plant spreads by rhizomes but can be controlled by lifting and dividing every 3-4 years. This also increases the vigor of the plant.

Find Seed or Plants

View propagation protocol from Native Plants Network.

From the National Suppliers Directory

According to the inventory provided by Associate Suppliers, this plant is available at the following locations:

Sunshine Farm & Gardens - Renick, WV
American Native Nursery - Quakertown, PA

From the National Organizations Directory

According to the species list provided by Affiliate Organizations, this plant is on display at the following locations:

Native Plant Center at Westchester Community College, The - Valhalla, NY
Delaware Nature Society - Hockessin, DE
United States Botanic Garden - Washington, DC
Mt. Cuba Center - Hockessin, DE

Bibliography

Bibref 1620 - Gardening with Native Plants of the South (Reprint Edition) (2009) Wasowski, S. with A. Wasowski

Search More Titles in Bibliography

Additional resources

USDA: Find Coreopsis verticillata in USDA Plants
FNA: Find Coreopsis verticillata in the Flora of North America (if available)
Google: Search Google for Coreopsis verticillata

Metadata

Record Modified: 2013-09-11
Research By: TWC Staff

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