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Diamond

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Lactuca sativa L. Lettuce · Vegetables · bred by Enza Zaden Beheer B.V.

also searched as: диамонд

Variety description

10 August 2026

The variety belongs to the mid-early category with a maturity period of 55–60 days. The plant forms a semi-erect rosette 18–20 cm high and 25–30 cm in diameter. The large leaves have a dark green color, a slightly blistered surface, and a slightly wavy margin.

The variety is characterized by high stress tolerance and resistance to bolting, internal necrosis, and leaf tip burn. It possesses resistance to downy mildew (Bremia lactucae, race Bl:17EU).

Intended for cultivation in open field and protected cultivation. Suitable for all-season cultivation: in southern regions, it is recommended for spring and autumn cycles; in northern regions, it is suitable for production in late spring, early summer, and autumn.

Sources7
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Countries of admission

2 jurisdictions

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.

QZ

active no record

Variety registered as early as 3 jurisdictions, data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.

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

Parties

Breeder
Enza Zaden Beheer B.V. Developed the variety
Applicant
Enza Zaden Seed Operations B.V. Submitted the application to the register
Rights holder
Enza Zaden Beheer B.V. Holds the rights to the variety
Maintainer
NL - ENZA ZADEN SEED OPERATIONS BV Responsible for variety maintenance

Admission to trade

The variety is listed in the national registry — its seeds are authorized for sale in this country.

  • QZ European Union Active

    № 271338

    Registration
    2 September 2004
  • NL Netherlands Active

    № SLA1888/14407

    Application
    21 January 2003
    Registration
    2 September 2004

Plant breeders' rights

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

Australia № 1993239
Terminated
  1. Application filed 17 November 1993
  2. Registered 8 March 1996
  3. Entry closed 7 March 2003

More 2 records protections in other jurisdictions are shown on the map above.

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

Found an error in the record?

The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.

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

Same species

Other varieties: Lettuce

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SYNGENTA SEEDS B.V.

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A.L. Tozer Ltd (GB)

FR
3 records

Nearby in the species list Di Mombach, Di Trieste, Di Trotzkopf, Di Vino, Diables, Diabless, Diablo, Diablotin, Diamanti, Diamantinas, DIANA, Dianita, Diblasix, Diblavert, Dicata, Dickinson, Diddi, Diego, Diegola, Digitale

Discussion: Diamond

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