Flowers Rudbeckia (Black-Eyed Susan)

Gloriosa Double Daisy

Organic Rudbeckia Seed

Product ID: 3433G

New! Large double blooms on long, strong stems.

Robust plants produce a high percentage of fully double flowers, with approximately 5% semi-double 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. Organically grown. Ht. 36-48". Avg. 45,300 seeds/oz. Packet: 50 seeds.

Details

Size
Price
 
Quantity
Availability

Packet

$4.55
Out of Stock

250 Seeds

$13.31
Out of Stock

500 Seeds

$16.90
Out of Stock

1,000 Seeds

$23.55
Out of Stock
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Additional Information

DAYS TO GERMINATION: 8-14 days at 68-72°F (20-22°C).

SOWING:
Transplant: Sow 8-10 weeks before last frost. Cover seed lightly, as light is required for germination. Bottom water or mist to avoid covering seed with displaced soil. Transplant into cell packs or larger containers when the first true leaves appear. Harden off and transplant outside after the danger of frost has passed. Direct seed: Surface sow 2 weeks before last frost in groups of 3-4 seeds, 12-18" apart. Thin to one plant when true leaves appear.

LIGHT PREFERENCE:
Sun.

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

PLANT SPACING:
12-18".

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

HARVEST:
Deadheading increases bloom. Fresh: before blooms are completely open. Dried: when blooms are completely open. Remove stem and dry in silica gel.

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

Notes:
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. Rudbeckia tolerates heat and drought.

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