Pollinator plant

Black-eyed Susan

Rudbeckia hirta

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Common names

35 names · 27 languages
EnglishYour language
+5 more namesShow fewer names
Other languages (26)
Dutch
French
Belarusian
  • Рудбекія шурпатая[3]
Cherokee
Chinese (Simplified)
  • 黑心金光菊[3]
Chinese (Traditional)
  • 黑心金光菊[3]
Czech
  • třapatka srstnatá[3]
Danish
  • håret solhat[3]
Estonian
  • karvane päevakübar[3]
Finnish
  • kesäpäivänhattu[3]
German
  • Rauher Sonnenhut[2]
  • Schwarzäugige Rudbeckie[1][3]
Hungarian
  • borzas kúpvirág[3]
Italian
Korean
  • 원추천인국[3]
Latvian
  • Pūkainā rudbekija[3]
Lithuanian
  • Plaukuotoji rudbekija[3]
Mvskoke
  • enkvtopokv-lvste[3]
Norwegian
  • lodnesolhatt[3]
Ojibwe
  • Mangishkiinzhigwe (Wezawab Gonik)[3]
Portuguese
Russian
  • Рудбекия волосистая[3]
Slovak
  • rudbekia srstnatá[3]
Slovenian
  • srhkodlakava rudbekija[3]
Swedish
  • sträv rudbeckia[3]
Turkish
  • Güneş Şapkası[3]
Ukrainian
  • Рудбекія шершава[3]
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] Rudbeckia hirta — iNaturalist taxon names ↗

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

Source records
  • black-eyed-Susan — results[0].names[2]; taxon id 62741; Rudbeckia hirta.
  • Schwarzäugige Rudbeckie — results[0].names[9]; taxon id 62741; Rudbeckia hirta.
  • black-eyed coneflower — results[0].names[8]; taxon id 62741; Rudbeckia hirta.
  • black-eyed Susan — results[0].names[1]; taxon id 62741; Rudbeckia hirta.
  • blackeyed Susan — results[0].names[6]; taxon id 62741; Rudbeckia hirta.
  • brown betty — results[0].names[5]; taxon id 62741; Rudbeckia hirta.
  • common black-eyed Susan — results[0].names[7]; taxon id 62741; Rudbeckia hirta.
  • rudbeckie hérissée — results[0].names[4]; taxon id 62741; Rudbeckia hirta.
  • Rudbeckia irta — results[0].names[30]; taxon id 62741; Rudbeckia hirta.
  • Ruige rudbeckia — results[0].names[20]; taxon id 62741; Rudbeckia hirta.
  • Margarida-amarela — results[0].names[10]; taxon id 62741; Rudbeckia hirta.
[2] Catalogue of Life 2026-08-20 — Rudbeckia hirta ↗

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

Source records
  • Black-eyed-Susan (EN) — VernacularName.tsv, line 140188; taxon 4TMB7.
  • Rauher Sonnenhut (DE) — VernacularName.tsv, line 140189; taxon 4TMB7.
[3] Rudbeckia hirta — iNaturalist taxon names ↗

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

Source records
  • black-eyed-Susan — results[3].names[2]; taxon id 62741; Rudbeckia hirta.
  • Schwarzäugige Rudbeckie — results[3].names[9]; taxon id 62741; Rudbeckia hirta.
  • black-eyed coneflower — results[3].names[8]; taxon id 62741; Rudbeckia hirta.
  • black-eyed Susan — results[3].names[1]; taxon id 62741; Rudbeckia hirta.
  • blackeyed Susan — results[3].names[6]; taxon id 62741; Rudbeckia hirta.
  • brown betty — results[3].names[5]; taxon id 62741; Rudbeckia hirta.
  • common black-eyed Susan — results[3].names[7]; taxon id 62741; Rudbeckia hirta.
  • rudbeckie hérissée — results[3].names[4]; taxon id 62741; Rudbeckia hirta.
  • Rudbeckia irta — results[3].names[30]; taxon id 62741; Rudbeckia hirta.
  • Ruige rudbeckia — results[3].names[20]; taxon id 62741; Rudbeckia hirta.
  • Margarida-amarela — results[3].names[10]; taxon id 62741; Rudbeckia hirta.
  • třapatka srstnatá — results[3].names[11]; taxon id 62741; Rudbeckia hirta.
  • Рудбекия волосистая — results[3].names[12]; taxon id 62741; Rudbeckia hirta.
  • lodnesolhatt — results[3].names[13]; taxon id 62741; Rudbeckia hirta.
  • kesäpäivänhattu — results[3].names[14]; taxon id 62741; Rudbeckia hirta.
  • Plaukuotoji rudbekija — results[3].names[15]; taxon id 62741; Rudbeckia hirta.
  • Mangishkiinzhigwe (Wezawab Gonik) — results[3].names[16]; taxon id 62741; Rudbeckia hirta.
  • karvane päevakübar — results[3].names[17]; taxon id 62741; Rudbeckia hirta.
  • 黑心金光菊 — results[3].names[18]; taxon id 62741; Rudbeckia hirta.
  • 黑心金光菊 — results[3].names[19]; taxon id 62741; Rudbeckia hirta.
  • sträv rudbeckia — results[3].names[21]; taxon id 62741; Rudbeckia hirta.
  • Рудбекія шершава — results[3].names[22]; taxon id 62741; Rudbeckia hirta.
  • srhkodlakava rudbekija — results[3].names[23]; taxon id 62741; Rudbeckia hirta.
  • 원추천인국 — results[3].names[24]; taxon id 62741; Rudbeckia hirta.
  • Рудбекія шурпатая — results[3].names[25]; taxon id 62741; Rudbeckia hirta.
  • håret solhat — results[3].names[26]; taxon id 62741; Rudbeckia hirta.
  • Pūkainā rudbekija — results[3].names[27]; taxon id 62741; Rudbeckia hirta.
  • borzas kúpvirág — results[3].names[28]; taxon id 62741; Rudbeckia hirta.
  • ᏐᏤᎾ — results[3].names[29]; taxon id 62741; Rudbeckia hirta.
  • rudbekia srstnatá — results[3].names[31]; taxon id 62741; Rudbeckia hirta.
  • Güneş Şapkası — results[3].names[32]; taxon id 62741; Rudbeckia hirta.
  • enkvtopokv-lvste — results[3].names[33]; taxon id 62741; Rudbeckia hirta.
[4] Rudbeckia hirta — Plant Toolbox common names ↗

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

Source records
  • Black Eyed Susan — ul#common_names > li:nth-of-type(1); heading: Common Name(s):; Rudbeckia hirta.
  • Black-eyed Susan — ul#common_names > li:nth-of-type(2); heading: Common Name(s):; Rudbeckia hirta.
  • Gloriosa Daisy — ul#common_names > li:nth-of-type(3); heading: Common Name(s):; Rudbeckia hirta.
Plant references

Source-backed information

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

Taxonomy
Rudbeckia hirta 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
0.61–1.22 m

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

Sources [2]
Mature spread
0.3–0.61 m

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

Sources [2]
Plant habit
Erect; Open

NC State Extension profile.

Sources [2]
Life cycle
Biennial; Perennial

NC State Extension profile.

Sources [2]
Growth rate
Rapid

NC State Extension profile.

Sources [2]
Foliage
Deciduous

NC State Extension profile.

Sources [2]
Light
Full sun (6 or more hours of direct sunlight a day); Partial Shade (Direct sunlight only part of the day, 2-6 hours)

NC State Extension profile.

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

NC State Extension profile.

Sources [2]
Soil texture
Clay; Loam (Silt); Sand

NC State Extension profile.

Sources [2]
Soil pH
Acid (<6.0); Alkaline (>8.0); 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: 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 Rudbeckia 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] [4]
Native range
C. & 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 [5]
Catalogue ratings

Who this plant supports

Honey bees

High suitability
Nectar value High
Pollen value Unknown
Plant profile

About this plant

Black-Eyed-Susan (Rudbeckia hirta) is a herbaceous plant. It flowers from July to September.

Sources and references

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

Sources checked
  1. Catalogue of Life Rudbeckia hirta — 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 1160951; ID 4TMB7; rank species; status accepted
    • Botanical family: NameUsage.tsv line 1160951; ID 4TMB7; rank species; status accepted

    Source checked on .

    Source data licence: CC BY 4.0.

  2. NC State Extension Rudbeckia hirta — 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 — Plants Of The World

    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 2, column 2, entry Rudbeckia species (top 292 pt)

    Source checked on .

  4. 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 4, column 2, entry Rudbeckia species (top 637 pt)

    Source checked on .

  5. Royal Botanic Gardens, Kew Rudbeckia hirta — 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 539892; wcvp_distribution.csv native locality lines 1693649, 1693650, 1693654, 1693657, 1693658, 1693659, 1693660, 1693661, 1693662, 1693663, 1693664, 1693665, 1693666, 1693667, 1693668, 1693669, 1693670, 1693671, 1693672, 1693673, 1693674, 1693675, 1693676, 1693677, 1693678, 1693679, 1693680, 1693681, 1693683, 1693684, 1693685, 1693686, 1693687, 1693688, 1693689, 1693690, 1693691, 1693692, 1693693, 1693694, 1693695, 1693696, 1693697, 1693698, 1693699, 1693700, 1693701, 1693702

    Source checked on .

    Source data licence: CC BY 3.0.