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Bupleurum Seed

Product ID: 1045

A classic filler for bouquets.

Erect plants produce 2 1/2" yellow-lime green flowers atop long, wiry stems. Excellent for mixed bouquets and makes a unique dried flower. Also known as thoroughwax and hare's ear. Also available in organic seed. Ht. 24–36". Avg. 19,400 seeds/oz. Packet: 100 seeds.


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DAYS TO GERMINATION: 14-21 days at 55-60°F (13-16°C)

SOWING: Direct seed (recommended) - As soon as soil can be worked. Transplant - Sow into 128- or 72-cell plug flats or preferred seedling container 5-8 weeks before planting out. 128-cell plugs require 5-7 weeks, and 72-cell plugs require 6-8 weeks of growing to mature transplant. Harden off seedlings before transplanting out.



PLANT SPACING: 10". Support may be necessary in windy locations.


HARVEST: Fresh - Flower heads begin to show color. Dried - Flowers completely open; hang to dry.

SOIL REQUIREMENTS: Average, well-drained soil.

USES: Excellent as fresh cut or dried flower. Bouquet filler. Provides interest and height at back of flower beds.

SCIENTIFIC NAME: Bupleurum rotundifolium

Thoroughwax, hare's ear

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Quick Facts

Latin Name

Bupleurum rotundifolium

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.

80 - 90 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.
Ideal for Drying and Crafts Ideal for Drying and Crafts
Variety is excellent for creating dried flowers.

Use for Cut Flowers and Bouquets Ideal for Drying and Crafts