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Rudbeckia hirta 'Autumn Colors'

Image of Rudbeckia hirta 'Autumn Colors'

Maureen Gilmer

Family

Asteraceae

Botanical Name

Rudbeckia hirta 'Autumn Colors'

Plant Common Name

Autumn Colors Black-eyed Susan, Common Black-eyed Susan

General Description

This is actually a mix of large-flowered black-eyed Susans that come in warm festive shades of yellow, orange, copper brown and russet red perfect for Autumn. They are heavy flowering and offer lots of blooms throughout most of summer and fall, with deadheading. In southerly climes they may even bloom into winter. This mix was introduced by Ernst Benary Samenzucht GmbH and was awarded a Fleuroselect Quality Award for its high performance and beauty.

Common black-eyed Susan, also called gloriosa daisy, is a short-lived perennial that originates from North America. It is wonderfully easy to grow and blooms for an extended period of time. Throughout summer, the clump-forming plant puts forth thick leafy stems topped with large flowers that attract pollinators such as bees and butterflies. The pretty daisies have dark central cones. Deadhead regularly to encourage continued bloom.

Provide full sun and well-drained, average soil for best performance. Gloriosa daisy is prone to root rot and powdery mildew, so space it well to encourage good air flow and allow its soil to dry between watering. This popular ornamental is at home in wildflower gardens, cutting gardens and mixed borders. The plants in ‘Autumn Colors’ will self-sow gently each year.

Characteristics

  • AHS Heat Zone

    7 - 1

  • USDA Hardiness Zone

    5 - 7

  • Sunset Zone

    A1, A2, A3, H1, H2, 1a, 1b, 2a, 2b, 3a, 3b, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24

  • Plant Type

    Perennial

  • Sun Exposure

    Full Sun, Partial Sun

  • Height

    2'-3' / 0.6m - 0.9m

  • Width

    1'-2' / 0.3m - 0.6m

  • Bloom Time

    Early Summer, Summer, Late Summer, Early Fall, Fall, Indeterminate

  • Native To

    North America

Growing Conditions

  • Soil pH

    Acidic, Neutral, Alkaline

  • Soil Drainage

    Well Drained

  • Soil type

    Clay, Loam, Sand

  • Tolerances

    Pollution

  • Growth Rate

    Fast

  • Water Requirements

    Drought Tolerant, Average Water

  • Habit

    Clump-Forming

  • Seasonal Interest

    Summer, Fall

Ornamental Features

  • Flower Interest

    Showy

  • Flower Color

    Yellow, Orange, Gold, Dark Red, Orange Red, Copper, Brown

  • Flower Color Modifier

    Multi-Color

  • Fruit Color

    Brown, Chocolate

  • Foliage Color (Spring)

    Dark Green

  • Foliage Color (Summer)

    Dark Green

  • Foliage Color (Fall)

    Dark Green

  • Fragrant Flowers

    Yes

  • Fragrant Fruit

    No

  • Fragrant Foliage

    No

  • Bark or Stem Fragrant

    No

  • Flower Petal Number

    Single

  • Repeat Bloomer

    Yes

  • Showy Fruit

    No

  • Edible Fruit

    No

  • Showy Foliage

    No

  • Foliage Texture

    Coarse

  • Foliage Sheen

    Matte

  • Evergreen

    No

  • Showy Bark

    No

Special Characteristics

  • Usage

    Bedding Plant, Cutflower, Feature Plant, Mixed Border, Wildflower

  • Sharp or Has Thorns

    No

  • Invasive

    No

  • Attracts

    Birds, Butterflies

  • Self-Sowing

    Yes