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Coreopsis gigantea
Logical classificatione
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Clade: Asterids
Order: Asterales
Family: Asteraceae
Subfamily: Asteroideae
Supertribe: Helianthodae
Tribe: Coreopsideae
Genus: Coreopsis
Many, see text

Equivalent words
Acispermum Neck.
Calliopsis Rchb.
Epilepis Benth.
Leptosyne DC.
Pugiopappus A.Gray
Selleophytum Urb.
Tuckermannia Nutt.[1]

Coreopsis (/ˌkɒriːˈɒpsɪs/[2]) is a sort of blooming plants in the family Asteraceae. Normal names incorporate calliopsis and tickseed, a name imparted to different plants.

1 Description
2 Uses
3 Taxonomy
4 Distribution and living space
5 Cultivation
6 Classification
6.1 Sections
6.2 Selected species
6.2.1 Section Anathysana
6.2.2 Section Calliopsis
6.2.3 Section Coreopsis
6.2.4 Section Electra
6.2.5 Section Eublepharis
6.2.6 Section Gyrophyllum (syn. Palmatae)
6.2.7 Section Leptosyne
6.2.8 Section Pseudoagarista
6.2.9 Section Pugiopappus
6.2.10 Section Silphidium
6.2.11 Section Tuckermannia
6.3 Formerly positioned here
7 References
8 External connections
These plants range from 46-120 cm (18-47 in) in tallness. The blossoms are normally yellow with a toothed tip, however may likewise be yellow-and-red bicolor.[3] They have garish bloom heads with involucral bracts in two particular series of eight each, the external being ordinarily connate at the base. The level organic products are little and dry and look like bugs.

There are 75-80 types of Coreopsis, which are all local to North, Central, and South America. The name Coreopsis is gotten from the Greek words κόρις (koris), signifying “kissing bug”, and ὄψις (opsis), signifying “view”, alluding to the state of the achene.[4][5]


Coreopsis, Kansas wildflower
Coreopsis species are a wellspring of nectar and dust for insects.[3] The species is known to give food to caterpillars of a few Lepidoptera animal categories, including Coleophora acamtopappi. The bright, summer-sprouting, daisy-like blossoms are prevalently planted in nurseries to draw in butterflies. Both yearly and perpetual sorts are filled in the home nursery (USDA Hardiness Zone 7a/6b).[3] In the Mid-Atlantic locale, bugs like honey bees, float flies, and wasps are regularly noticed visiting the flowers.[3]

All Coreopsis species were assigned the state wildflower of the U.S. province of Florida in 1991.[6] In the language of blossoms, Coreopsis means to be bright all the time, while Coreopsis arkansa specifically represents love at first sight.[7]

Scientific categorization
Coreopsis is a variable variety firmly connected with Bidens. Indeed, neither Coreopsis nor Bidens, as characterized in the twentieth century, is rigorously monophyletic. Coreopsis is best portrayed as paraphyletic. Already (1936), Coreopsis was grouped into 11 segments and 114 species, yet the African species were hence renamed as Bidens, leaving the North and South American species, some 75-80 on the whole, under Coreopsis. 45 species are in the 11 North American segments, and the leftover 35 are in the South American area Pseudoagarista. The North American species fall into two general gatherings, with 5 segments and 12 species in Mexico and North America and the leftover 5 areas and 26 species in Eastern North America. [4]

One gathering which is by all accounts monophyletic comprises of calm species from North America, including five segments of Coreopsis, Bidens coronata and Bidens tripartita, and the family Thelesperma (five species). [8]

Circulation and natural surroundings
North American Coreopsis can be found in two living spaces in the wild, developing along side of the road and open fields all through the Eastern United States and Canada. In this climate the plant will self-sow.

Coreopsis can fill in a nursery as a line plant, or in a holder, leaning toward all around depleted soil. Deadheading the blossoms guarantees it doesn’t become weedy. Utilizing the USDA Hardiness Zones will recognize what soil and environment is liked for various cultivars or species.[9] Notable species found in development are C. grandiflora and C. verticillata, just as their different cultivars.


Coreopsis lanceolata

Coreopsis lanceolata
One grouping (GRIN) of the family comprises of eleven sections,[1] shown by cladistic associations with number of species in parenthesis.[4]

Coreopsis faction. Pseudoagarista (35)
Chosen species

Segment Anathysana
Coreopsis cyclocarpa S.F.Blake
Segment Calliopsis
Coreopsis bicolor
Coreopsis leavenworthii Torr. and A.Gray – Leavenworth’s tickseed
Coreopsis paludosa M.E.Jones
Coreopsis tinctoria Nutt. – fields coreopsis
Segment Coreopsis
Coreopsis auriculata L. – lobed tickseed
Coreopsis basalis (A.Dietr.) S.F.Blake – goldenmane tickseed
Coreopsis grandiflora Hogg ex Sweet – enormous bloomed tickseed
Coreopsis intermedia Sherff – goldenwave tickseed
Coreopsis lanceolata L. – spear coreopsis, spear leaf tickseed
Coreopsis nuecensis A.Heller – crown tickseed
Coreopsis nuecensoides E.B.Sm. – Rio Grande tickseed
Coreopsis pubescens Elliott – star tickseed
Coreopsis wrightii (A.Gray) H.M.Parker – rock tickseed
Segment Electra
Coreopsis cuneifolia Greenm.
Coreopsis mexicana
Coreopsis mutica DC.
Segment Eublepharis
Coreopsis floridana E.B.Sm. – Florida tickseed
Coreopsis gladiata Walter – coastalplain tickseed
Coreopsis integrifolia Poir. – fringeleaf tickseed
Coreopsis linifolia Nutt. – Texas tickseed
Coreopsis nudata Nutt. – Georgia tickseed
Coreopsis rosea Nutt. – pink tickseed
Segment Gyrophyllum (syn. Palmatae)
Coreopsis delphiniifolia Lam. – larkspurleaf tickseed
Coreopsis significant Walter – more noteworthy tickseed
Coreopsis palmata Nutt. – firm tickseed
Coreopsis pulchra F.E.Boynton – forest tickseed
Coreopsis tripteris L. – tall tickseed
Coreopsis verticillata L. – whorled tickseed
Segment Leptosyne
Coreopsis douglasii (DC.) H.M.Hall – Douglas’ tickseed
Coreopsis californica (Nutt.) H.Sharsm. – California tickseed
Coreopsis stillmanii (A.Gray) S.F.Blake – Stillman’s tickseed
Segment Pseudoagarista
South America, 35 species

Coreopsis mcvaughii D.J.Crawford
Coreopsis petrophila A.Gray
Coreopsis petrophiloides B.L.Rob. and Greenm.
Coreopsis rudis (Benth.) Hemsl.
Segment Pugiopappus
Coreopsis bigelovii (A.Gray) Voss – Bigelow’s tickseed
Coreopsis calliopsidea (DC.) A.Gray – leafstem tickseed
Coreopsis hamiltonii (Elmer) H. Sharsm. – Mount Hamilton tickseed
Segment Silphidium
Coreopsis latifolia Michx. – broadleaf tickseed
Segment Tuckermannia
Coreopsis gigantea (Kellogg) H.M.Hall – monster coreopsis
Coreopsis maritima (Nutt.) Hook.f. – ocean dahlia
Previously positioned here
Bidens alba (L.) DC. (as C. alba L.)
Bidens aristosa (Michx.) Britton (as C. aristosa Michx.)
Bidens aurea (Aiton) Sherff (as C. aurea Aiton)
Bidens mitis (Michx.) Sherff (as C. mitis Michx.)
Bidens trichosperma (Michx.) Britton (as C. trichosperma Michx.)
Universe bipinnatus Cav. (as C. formosa Bonato)
Universe parviflorus (Jacq.) Pers. (as C. parviflora Jacq.)
Iostephane heterophylla (Cav.) Hemsl. (as C. heterophylla Cav.)
Simsia amplexicaulis (Cav.) Pers. (as C. amplexicaulis Cav.)
Simsia foetida (Cav.) S.F.Blake (as C. foetida Cav.)
Thelesperma filifolium (Hook.) A.Gray (as C. filifolia Hook.)
Verbesina alternifolia (L.) Britton ex Kearney (as C. alternifolia L.)[10]
Verbesina occidentalis Walter) L. (as C. alata Cav. Pursh)

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a b “Genus: Coreopsis L.” Germplasm Resources Information Network. United States Department of Agriculture. January 6, 2011. Archived from the original on June 29, 2011. Retrieved February 9, 2011.
^ Sunset Western Garden Book, 1995:606–607
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a b c d “Coreopsis For the Mid-Atlantic Region Research Report”. December 2015. Retrieved 27 January 2017.
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a b c Kim, Seung-Chul; Daniel J. Crawford; Mesfin Tadesse; Mary Berbee; Fred R. Ganders; Mona Pirseyedi; Elizabeth J. Esselman (September–July 1999). “ITS sequences and phylogenetic relationships in Bidens and Coreopsis (Asteraceae)”. Systematic Botany. 24 (3): 480–493. doi:10.2307/2419701. {{cite journal}}: Check date values in: |date= (help)
^ Quattrocchi, Umberto (2000). CRC World Dictionary of Plant Names: A-C. CRC Press. p. 615. ISBN 978-0-8493-2675-2.
^ Main, Martin B.; Ginger M. Allen. “Florida State Symbols”. Electronic Data Information Source. University of Florida IFAS Extension. Retrieved February 9, 2011.
^ “Language of Flowers – Flower Meanings, Flower Sentiments”. Archived from the original on 2016-11-24. Retrieved 2016-11-26.
^ Crawford, D. J.; Mort, M. E. (2005). “Phylogeny of Eastern North American Coreopsis (Asteraceae-Coreopsideae): insights from nuclear and plastid sequences, and comments on character evolution”. American Journal of Botany. 92 (2): 330–6. doi:10.3732/ajb.92.2.330. PMID 21652409.
^ “tickseed”. USDA plants website. USDA NRCS National Plant Data Team. Retrieved 27 January 2017.
Jump up to:
a b “Species Records of Coreopsis”. Germplasm Resources Information Network. United States Department of Agriculture. Archived from the original on January 20, 2009. Retrieved February 9, 2011.
^ “Coreopsis”. Integrated Taxonomic Information System. Retrieved June 6, 2010.