Flowers Rudbeckia (Black-Eyed Susan)

Rudbeckia triloba
Flower Seed

Product ID: 1969

Densely branched, productive filler.

Profuse blooms of adorable, 1 1/2"– 2 1/2", bright yellow flowers with small, black/brown centers. Wiry, well-branched stems have few leaves, making this an excellent cut flower. Also serves as a filler or accent flower in bouquets. This native U.S. wildflower tolerates most conditions, including drought, once established. Short-lived perennial in Zones 3-9; typically flowers first year but may not bloom until second year if heavily crowded. Stems are reddish in color and have fine hairs. Leaves at the base of the plant are three-lobed, as indicated by the plant's Latin name species: triloba. Also known as brown-eyed Susan and browneyed Susan. Ht. 48-60". Avg. 51,300 seeds/oz. Packet: 100 seeds.


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DAYS TO GERMINATION: 7-10 days at 70-75°F (21-24°C).

Transplant (recommended) — Sow 5-7 weeks before last frost. Cover seed lightly (to a depth of no more than 1/64"). For best results, prechill for 30 days. Place seed flats outside or in the refrigerator and keep moist for 30 days. After chilling, move flats into a warm location until emergence. Transplant to larger containers when first true leaves appear. Direct seed — Sow seeds as soon as soil can be worked in early spring or autumn. Gently press seed into soil. Keep soil surface moist until emergence. Thin when seedlings have first true leaves.

Sun/Part Shade.

Average soil. Drought tolerant once established.


Zones 3-9.

When blooms are completely open.

Excellent cut flower, beds, and borders.

Rudbeckia triloba

Brown-eyed Susan

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Quick Facts

Latin Name

Rudbeckia triloba

Days To Maturity

Average number of days from seeding date to harvest, within a specific crop group. If a transplanted crop: average number of days from transplant date. Not sure if crop is direct-seeded or transplanted? Check the Growing Information box for details. If crop can be both direct-seeded or transplanted, days to maturity refers to direct seeding. Days to maturity for all flowers and herbs is calculated from seeding date.

90 - 100 Days

Life Cycle

Plants can be Annuals (single growing season), Perennials (grow year after year), Tender Perennials (grow year after year in warmer climates; and in some cases when given special protection in colder climates), or Biennials (require two years to mature).


Hybrid Status

Hybrid: The offspring of a cross between two or more distinct parent lines, usually of same species, and selected for improved traits.
Open-pollinated: A non-hybrid variety that can reproduce itself in kind, demonstrating relatively stable traits from one generation to the next.

Open Pollinated

Product Features

Use for Cut Flowers and Bouquets Use for Cut Flowers and Bouquets
Variety good for fresh cut-flower displays.

Use for Cut Flowers and Bouquets