General Plant Information (Edit)
Plant Habit: Herb/Forb
Life cycle: Perennial
Sun Requirements: Full Sun
Water Preferences: Mesic
Minimum cold hardiness: Zone 3 -40 °C (-40 °F) to -37.2 °C (-35)
Maximum recommended zone: Zone 7b
Plant Height: 2 to 3 feet (60-90 cm)
Plant Spread: 1 to 2 feet (30-60 cm)
Flowers: Showy
Flower Color: Yellow
Bloom Size: 2"-3"
3"-4"
Flower Time: Summer
Uses: Cut Flower
Wildlife Attractant: Bees
Butterflies
Resistances: Deer Resistant
Drought tolerant
Pollinators: Hoverflies
Bees

Image
Common names
  • Black Eyed Susan
  • Gloriosa Daisy

Photo Gallery
Location: Southern Maine
Date: 2023-08-02
Rudbeckia hirta cones
Location: Southern Maine
Date: 2023-08-14
Very pretty flower on this seedling
Location: Columbus, Ohio USA, Zone 6b
Date: 2023-08-02
Location: Central Texas
Date: 2016-08-08
The seeds are found deep inside the seed head.
Location: central Illinois
Date: 2007-09-10
#pollination - moth
Location: Lilburn, GA
Date: 2023-08-12
Location: Northeastern, Texas
Date: 2019-06-19

#Pollination
Location: Aberdeen, NC 
Date: July 9, 1984
Black eyed Susan #268; RAB page 1109, 179-61-6. AG page 276, 55-4

Photo courtesy of: Tom Potterfield
Location: Gause, Texas
Date: 2020-05-06
Open flat and then push centers up.
Location: Maryland
Date: 2015-07-14
Reseeds every year and looks different every year!
Location: Jefferson County, Texas
Date: March 20, 2016

Date: 2018-06-26
Location: Northeastern, Texas
Date: 2016-12-26

Date: 2007-10-20
Credit Alexey Sergeev

Date: 2007-10-20
Credit Alexey Sergeev

Date: 2007-10-19
Credit Alexey Sergeev
Location: central Illinois
Date: 2008-07-02
Location: central Illinois
Date: 2014-09-28
Location: Aberdeen, NC 
Date: July 9, 1984
Black eyed Susan #268; RAB page 1109, 179-61-6. AG page 276, 55-4
Location: Aberdeen, NC 
Date: July 9, 2022
Black eyed Susan #268; RAB page 1109, 179-61-6. AG page 276, 55-4

Photo courtesy of: Tom Potterfield
Location: Gause, Texas
Date: 2020-05-15
Entire pasture full on fire in the sun.
Location: NE., Fl.
Date: 2011-09-10

Date: 2007-10-19
Credit Alexey Sergeev

Date: 2007-10-19
Credit Alexey Sergeev
Location: central Illinois
Date: 8-31-07
Location: I 45 outer road, halfway twix Houston & Dallas
Date: 2014-05-21
Texas wildflower
Location: I 45 outer road, halfway twix Houston & Dallas
Date: 2014-05-21
Texas wildflower
Location: Central Texas
Date: 2016-08-06

Date: 2023-05-14
  • Uploaded by gwu
Location: central Illinois
Date: 2015-06-25
Location: central Illinois
Date: 2015-10-15

Date: 2021-09-04
Location: NE., Fl.
Date: 2011-09-10

Date: 2007-10-20
Credit Alexey Sergeev

Date: 2007-10-20
Credit Alexey Sergeev

Date: 2007-10-20
Credit Alexey Sergeev

Date: 2007-10-20
Credit Alexey Sergeev
Location: Northeastern, Texas
Date: 2017-03-12
Leaves are hairy
Location: Northeastern, Texas
Date: 2017-03-12
Basal leaves
Location: central Illinois
Date: 2015-10-15
with purple coneflower seed pods (darker and more spike like)
Location: central Illinois
Date: 2014-06-15
This plant is tagged in:
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Comments:
  • Posted by Catmint20906 (PNW WA half hour south of Olympia - Zone 8a) on Aug 3, 2014 3:09 PM concerning plant:
    Rudbeckia hirta is a larval host plant for the Silvery Checkerspot Butterfly. It is a nectar source for Monarchs and other butterflies, and a Monarch Way Station plant.

    Rudbeckia hirta attracts a variety of bee species, including longhorned, leafcutter, cuckoo, bumble, sweat, green sweat, and small carpenter bees.

    This plant also reportedly attracts beneficial insects to the garden, including bee wolves, soldier beetles, bee flies, jagged ambush bugs, and syrphid flies, which feed on a variety of common garden pests.
Plant Events from our members
paleohunter On April 7, 2022 Transplanted
WebTucker On July 9, 2022 Bloomed
dnrevel On March 27, 2023 Seeds germinated
Germinated in WS outdoor tote.
dnrevel On January 30, 2023 Seeds sown
Sowed all the seeds in "All Sorts Mix Rudbeckia" Swallowtail Garden Seeds in dixie cups & two larger red cups inside a WS tote.
» Post your own event for this plant

Discussion Threads about this plant
Thread Title Last Reply Replies
Bloom ID by Calif_Sue Jun 8, 2020 6:14 PM 4

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