Flowers Rudbeckia (Black-Eyed Susan)

Gloriosa Double Daisy
Organic Rudbeckia Seed

Product ID: 3433G

Large double blooms on long, strong stems.

Robust plants produce a high percentage of fully double flowers, with approximately 5% semidouble or single. Lovely 4–5" blooms resemble mums before fully open. Also known as blackeyed Susan and gloriosa daisy. Tender perennial in Zones 9–10. USDA Certified Organic. Ht. 36–48". Avg. 45,300 seeds/oz. Packet: 50 seeds.
Size
Price
 
Quantity
Availability

Packet

$4.75
In Stock

250 Seeds

$13.85
In Stock

500 Seeds

$17.60
In Stock

1,000 Seeds

$24.50
In Stock
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DAYS TO GERMINATION: 8-14 days at 68-72°F (20-22°C)

SOWING: Transplant (recommended) - Sow into 72 to 50-cell plug flats 5-7 weeks before last frost. Light is needed for germination; cover seed lightly. Harden-off seedlings and transplant out after danger of frost has passed. Bottom water or mist to avoid covering seed. Direct seed - Surface sow 2 weeks before last frost. Heat and drought tolerant once established. Pinching not required. Reseeds.

LIGHT PREFERENCE: Sun.

PLANT HEIGHT: Varies.

PLANT SPACING: 12-18".

HARDINESS ZONES: Zones 9-10. Best Grown as an annual.

HARVEST: Fresh: before blooms are completely open. Dried: when blooms are completely open.

SOIL REQUIREMENTS: Average, well-drained soil. Tolerates poor soil.

USES: Excellent cut flower. Beds, pots, back of borders, or wild, meadow, and cottage gardens.

Note: Rudbeckia requires long days to initiate flowering and will continue to produce some, smaller blooms into the fall but on shortened stems of reduced quality. Deadheading increases blooms during summer production.

SCIENTIFIC NAME: Rudbeckia hirta

ALTERNATE NAMES: Blackeyed susan, gloriosa daisy

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Quick Facts

Latin Name

Rudbeckia hirta

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 - 105 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).

Tender Perennial

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.
Grows Well in Containers Grows Well in Containers
Variety does well when grown in a container.
Organic Seeds, Plants, and Supplies Organic Seeds, Plants, and Supplies
Plants, or seeds harvested from plants, that have been grown without synthetic fertilizers or pesticides, strictly adhering to the USDA's National Organic Standards Board (NOSB) organic gardening practices are designated as Organic.

Supplies that meet the USDA's National Organic Program (NOP) rules according to a third-party authority such as OMRI, WSDA, and/or a local authority such as MOFGA or NOFA.

Organic Seeds, Plants, and Supplies Grows Well in Containers Use for Cut Flowers and Bouquets