Alphabetical Plant Listing

Rudbeckia hirta (Black-Eyed Susans)

Gloriosa Daisy, Black-eyed Susan,Yellow Ox-eye Daisy, Brown-Eyed Susan, Brown Betty, Golden Jerusalem, English Bull's Eye , Yellow Daisy (Rudbeckia Hirta)


Rudbeckia hirta, commonly known as Black-Eyed Susan, Gloriosa Daisy or Yellow Oxeye Daisy is a cheerful, widespread prairie plant that belongs to the Asteraceae family. It is renowned for its showy golden, orange or bicolor flowers, adorned with up to 8-20 rays and dark chocolate, dome-shaped cones. Blanketing the landscape with its dazzling bright blossoms for months, it is ridiculously easy to grow and largely trouble free.

  • Native to central North America, Black-Eyed Susans are annuals or a short-lived perennials which grow in prairies, dry fields, open woods and along road shoulders.
  • Blooming profusely from early summer to frost, Black-Eyed Susans provide weeks of eye-catching color, decorating borders and meadows.

'Cappuccino'

'Denver Daisy'

'Cherokee Sunset'

Click here to view all Rudbeckia Varieties

 

  • Black-Eyed Susans grow in upright clumps up to 1-3 ft. tall (30-90 cm). There are dwarf cultivars that are perfect for containers and ideal for limited spaces, such as 'Maya' or 'Becky'
  • Single or double, their blooms rise atop sturdy, upright stems covered with bristly hairs. Their leaves are large, narrow, lance-shaped and toothed.
  • Black-Eyed Susans are sunshine worshippers that forgive neglect and tolerate heat. They thrive in full sun in average, moist, well-drained soils. They tolerate drought and a wide range of soils except poorly-drained wet ones.

'Maya'

'Cherry Brandy'

'Summerina Yellow'

Click here to compare all Rudbeckia Varieties

 

  • Black-Eyed Susans are great candidates for mixed borders, cutting gardens, prairies and meadows and as accent plants when planted in mass. They make excellent cut flowers to enjoy indoors too!
  • Deer resistant, the flowers are attractive to pollinating insects, butterflies and birds.
  • Black-Eyed Susans are virtually pest and disease free, as long as they are grown in the right conditions. Avoid damp and crowded conditions.

'Chocolate Orange'

'Summerina Orange'

'Prairie Sun'

  • Some plants may overwinter while others self seed and remain in the garden.
  • Remove and discard spent flowers to encourage extended blooming and prevent unwanted seedlings next season.
  • Divide plants every three years or so help plants and roots get good air circulation and enough nutrients.
  • Easily propagated by seed.

Click here to find Great Garden Ideas with Rudbeckias

Guide Information

Hardiness 3 - 9
Heat Zones 1 - 7
Climate Zones 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Rudbeckias
Exposure Full Sun
Season of Interest Summer
Fall
Height 1' - 3' (30cm - 90cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Dried Arrangements, Cut Flowers, Showy
Tolerance Clay Soil, Deer, Drought
Attracts Birds, Butterflies
Landscaping Ideas Beds and Borders, Patio and Containers
Garden Styles Cutting Garden, Informal and Cottage, Prairie and Meadow, Traditional Garden

/ 123RF Stock Photo

While every effort has been made to describe these plants accurately, please keep in mind that height, bloom time, and color may differ in various climates. The description of these plants has been written based on numerous outside resources.

Guide Information

Hardiness 3 - 9
Heat Zones 1 - 7
Climate Zones 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24
Plant Type Perennials
Plant Family Rudbeckias
Exposure Full Sun
Season of Interest Summer
Fall
Height 1' - 3' (30cm - 90cm)
Water Needs Average
Maintenance Low
Soil Type Clay, Loam
Soil pH Acid, Alkaline, Neutral
Soil Drainage Moist but Well-Drained
Characteristics Dried Arrangements, Cut Flowers, Showy
Tolerance Clay Soil, Deer, Drought
Attracts Birds, Butterflies
Landscaping Ideas Beds and Borders, Patio and Containers
Garden Styles Cutting Garden, Informal and Cottage, Prairie and Meadow, Traditional Garden
Not sure which Rudbeckias to pick?
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