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Bolroyal Alfa

Terminated

Tulipa L. Tulip · Ornamentals · bred by G.P. ENTES & ZN

also searched as: болроял алфа

Variety description

10 August 2026

The tulip Bolroyal Alfa belongs to the Triumph group. The flower has a cup-shaped form and lilac-violet coloration, with petals that do not open wide in the sun. The flowering period occurs in April–May.

The plant height is from 45 to 50 cm. The variety possesses high winter hardiness and belongs to USDA zone 3, withstanding temperatures down to -40°C. The variety is suitable for cut flower production, container planting, and open field cultivation.

Sources4
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Countries of admission

1 jurisdiction

Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.

IS FI NO SE EE IE GB DK LV LT NL DE PL BY PT ES FR BE CZ SK UA RU LU CH AT HU MD IT SI HR RS RO MT GR BG CY

terminated no record

Variety in registries Regions of admission, rights holders, and status of plant breeders' rights

Parties

Breeder
G.P. ENTES & ZN 1 Developed the variety
Applicant
Holland Bolroy Markt B.V. 597 Submitted the application to the register
Rights holder
Holland Bolroy Markt B.V. 597 Holds the rights to the variety

Plant breeders' rights

The right is granted for a limited term: propagation of the variety requires a license from the rights holder.

Netherlands № TLP859
Terminated
  1. Application filed 13 February 2001
  2. Registered 19 November 2002
  3. Entry closed 14 January 2004

More 1 record protections in other jurisdictions are shown on the map above.

Records are sourced from official registry publications. Data sources and legal status

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This is a directory, not an official registry: data is based on public disclosures and may have changed. More about sources

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