Pollinator plant

large-flowered tickseed

Coreopsis grandiflora

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Common names

22 names · 14 languages
EnglishYour language
  • Common Coreopsis[1]
  • Large Flower Tickseed[1]
  • large-flowered coreopsis[2][4]
+5 more namesShow fewer names
Other languages (13)
Dutch
  • Meisjesogen
French
  • Coréopsis à grandes fleurs[2][4]
Chinese (Simplified)
  • 大花金鸡菊[4]
Czech
  • krásnoočko velkokvěté[4]
Finnish
  • isokaunosilmä[4]
German
  • Großblumiges Mädchenauge[2][3][4]
  • Großköpfiges Mädchenauge[3]
Hungarian
  • Nagyfészkű szépecske[4]
Japanese
  • ホソバハルシャギク[4]
Polish
  • Nachyłek wielkokwiatowy[4]
Russian
  • Кореопсис крупноцветковый[4]
Slovak
  • kráska veľkoúborová[4]
Spanish
Swedish
Sources & name notes (4)

Names recorded in our plant catalogue and botanical sources, grouped by language. Usage can vary by region.

Catalogue language labels are reviewed separately from botanical source records.

Numbered references identify names recorded by an external source. Other names are from our plant catalogue.

[1] Coreopsis grandiflora — Plant Toolbox common names ↗

NC State Extension Gardener Plant Toolbox; English common names in a United States horticultural reference.

Source records
  • Largeflower Tickseed — ul#common_names > li:nth-of-type(3); heading: Common Name(s):; Coreopsis grandiflora.
  • Common Coreopsis — ul#common_names > li:nth-of-type(1); heading: Common Name(s):; Coreopsis grandiflora.
  • Large Flower Tickseed — ul#common_names > li:nth-of-type(2); heading: Common Name(s):; Coreopsis grandiflora.
  • Tickseed — ul#common_names > li:nth-of-type(4); heading: Common Name(s):; Coreopsis grandiflora.
[2] Coreopsis grandiflora — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy. This is a common-name attestation, not an independent botanical determination.

Source records
  • Großblumiges Mädchenauge — results[0].names[3]; taxon id 128825; Coreopsis grandiflora.
  • large-flowered coreopsis — results[0].names[12]; taxon id 128825; Coreopsis grandiflora.
  • large-flowered tickseed — results[0].names[1]; taxon id 128825; Coreopsis grandiflora.
  • sun up tickseed — results[0].names[15]; taxon id 128825; Coreopsis grandiflora.
  • tickseed — results[0].names[13]; taxon id 128825; Coreopsis grandiflora.
  • tickseed sun up — results[0].names[14]; taxon id 128825; Coreopsis grandiflora.
  • Chispa — results[0].names[4]; taxon id 128825; Coreopsis grandiflora.
  • Coréopsis à grandes fleurs — results[0].names[10]; taxon id 128825; Coreopsis grandiflora.
[3] Catalogue of Life 2026-08-20 — Coreopsis grandiflora ↗

Common names from World Plants, version 26.05, reproduced in Catalogue of Life 2026-08-20. License: CC BY.

Source records
  • Großblumiges Mädchenauge — VernacularName.tsv, line 144536; taxon 9JYSN.
  • Großköpfiges Mädchenauge (DE) — VernacularName.tsv, line 144537; taxon 9JYSN.
[4] Coreopsis grandiflora — iNaturalist taxon names ↗

Community-curated iNaturalist taxonomy; common-name attestation, not an independent botanical determination.

Source records
  • Großblumiges Mädchenauge — results[20].names[3]; taxon id 128825; Coreopsis grandiflora.
  • large-flowered coreopsis — results[20].names[12]; taxon id 128825; Coreopsis grandiflora.
  • large-flowered tickseed — results[20].names[1]; taxon id 128825; Coreopsis grandiflora.
  • sun up tickseed — results[20].names[15]; taxon id 128825; Coreopsis grandiflora.
  • tickseed — results[20].names[13]; taxon id 128825; Coreopsis grandiflora.
  • tickseed sun up — results[20].names[14]; taxon id 128825; Coreopsis grandiflora.
  • Chispa — results[20].names[4]; taxon id 128825; Coreopsis grandiflora.
  • Coréopsis à grandes fleurs — results[20].names[10]; taxon id 128825; Coreopsis grandiflora.
  • isokaunosilmä — results[20].names[5]; taxon id 128825; Coreopsis grandiflora.
  • krásnoočko velkokvěté — results[20].names[6]; taxon id 128825; Coreopsis grandiflora.
  • ホソバハルシャギク — results[20].names[7]; taxon id 128825; Coreopsis grandiflora.
  • Кореопсис крупноцветковый — results[20].names[8]; taxon id 128825; Coreopsis grandiflora.
  • flicköga — results[20].names[9]; taxon id 128825; Coreopsis grandiflora.
  • 大花金鸡菊 — results[20].names[11]; taxon id 128825; Coreopsis grandiflora.
  • Nachyłek wielkokwiatowy — results[20].names[16]; taxon id 128825; Coreopsis grandiflora.
  • Nagyfészkű szépecske — results[20].names[17]; taxon id 128825; Coreopsis grandiflora.
  • kráska veľkoúborová — results[20].names[18]; taxon id 128825; Coreopsis grandiflora.
Plant references

Source-backed information

Published observations for this plant. Each reference supports the information beside it.

Taxonomy
Coreopsis grandiflora is an accepted species in Catalogue of Life.

Taxonomic treatment in the August 2026 release; the catalogue record name is preserved.

Sources [1]
Botanical family
Asteraceae

Family in the cited taxonomic treatment.

Sources [1]
Mature height
0.3–0.91 m

NC State Extension profile. Converted from the source range in feet and inches; mature size varies with growing conditions.

Sources [2]
Mature spread
0.3–0.91 m

NC State Extension profile. Converted from the source range in feet and inches; mature size varies with growing conditions.

Sources [2]
Plant habit
Cascading; Clumping; Erect

NC State Extension profile.

Sources [2]
Life cycle
Perennial

NC State Extension profile.

Sources [2]
Growth rate
Medium

NC State Extension profile.

Sources [2]
Foliage
Deciduous

NC State Extension profile.

Sources [2]
Light
Partial Shade (Direct sunlight only part of the day, 2-6 hours)

NC State Extension profile.

Sources [2]
Moisture and drainage
Good Drainage; Occasionally Dry

NC State Extension profile.

Sources [2]
Soil texture
Clay; Sand; Shallow Rocky

NC State Extension profile.

Sources [2]
Soil pH
Acid (<6.0); Neutral (6.0-8.0)

NC State Extension profile. These source categories do not certify the catalogue’s numeric pH interval.

Sources [2]
Flowering season
Spring; Summer

NC State Extension profile. Seasons reflect the source region and do not verify the catalogue’s exact flowering months.

Sources [2]
Reported wildlife attraction
Listed as attracting: bees, butterflies, pollinators.

NC State Extension profile. Broad wildlife categories; this does not establish flower visits by a named bee species or quantify nectar and pollen.

Sources [2]
Pollinator guidance
RHS includes Coreopsis species in its Plants for Pollinators guidance.

Genus-level guidance, not a rating for this individual species or a particular cultivar. RHS planting guidance. Choose accessible flowers with pollen and nectar; reduced-resource and double-flowered forms may be unsuitable.

Sources [3]
Native range
E. Canada to U.S.A.

Explicit native locality records in Kew WCVP v16; introduced and doubtful distributions excluded. Continent conversion follows the documented geographic mapping.

Sources [4]
Catalogue ratings

Who this plant supports

Honey bees

Medium suitability
Nectar value Medium
Pollen value Medium
Plant profile

About this plant

Largeflower tickseed (Coreopsis grandiflora) is a herbaceous plant. It flowers from July to August.

Sources and references

References for the information marked with source numbers on this page.

Sources checked
  1. Catalogue of Life Coreopsis grandiflora — Catalogue of Life COL26.8

    COL26.8 (2026-08-20). Contributing checklist: Synonymic Checklists of the Vascular Plants of the World. This is taxonomic evidence, not an independent ecological study.

    Supports: TaxonomyBotanical family
    Relevant sections
    • Taxonomy: NameUsage.tsv line 3896104; ID 9JYSN; rank species; status accepted
    • Botanical family: NameUsage.tsv line 3896104; ID 9JYSN; rank species; status accepted

    Source checked on .

    Source data licence: CC BY 4.0.

  2. NC State Extension Coreopsis grandiflora — Plant Toolbox

    NC State Extension Gardener Plant Toolbox. Growing conditions and seasons reflect its United States horticultural context.

    Supports: Mature heightMature spreadPlant habitLife cycleGrowth rateFoliageLightMoisture and drainageSoil textureSoil pHFlowering seasonReported wildlife attraction
    Relevant sections
    • Mature height: Dimensions / Height
    • Mature spread: Dimensions / Width
    • Plant habit: Habit/Form
    • Life cycle: Life Cycle
    • Growth rate: Growth Rate
    • Foliage: Woody Plant Leaf Characteristics
    • Light: Light
    • Moisture and drainage: Soil Drainage
    • Soil texture: Soil Texture
    • Soil pH: Soil pH
    • Flowering season: Flower Bloom Time
    • Reported wildlife attraction: Attracts

    Source checked on .

  3. Royal Horticultural Society RHS Plants for Pollinators — Garden Plants

    RHS planting guidance; applicable flower-form restrictions are retained. General recommendations do not measure local nectar or pollen production.

    Supports: Pollinator guidance
    Relevant sections
    • Pollinator guidance: Page 3, column 1, entry Coreopsis species (top 547 pt)

    Source checked on .

  4. Royal Botanic Gardens, Kew Coreopsis grandiflora — Kew WCVP native distribution

    Native distribution and taxonomic treatment from the official WCVP v16 export (4 June 2026). The link opens the corresponding POWO taxon. Source rows are retained in the native-range audit archive.

    Supports: Native range
    Relevant sections
    • Native range: WCVP v16; wcvp_names.csv lines 530975; wcvp_distribution.csv native locality lines 1684540, 1684541, 1684542, 1684543, 1684544, 1684545, 1684546, 1684547, 1684548, 1684549, 1684550, 1684551, 1684552, 1684553, 1684554, 1684555, 1684556, 1684557, 1684558, 1684559, 1684560, 1684561, 1684562, 1684563, 1684564, 1684565, 1684566, 1684567, 1684568, 1684569, 1684570, 1684571, 1684572

    Source checked on .

    Source data licence: CC BY 3.0.