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Nefrit

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Lactuca sativa L. Lettuce · Vegetables · bred by GAVRISh SERGEJ FEDOROVICh / TSIUNEL' ANATOLIJ MEChISLAVOVICh / TSIUNEL' MIHAIL MEChISLAVOVICh / BARANOV ALEKSEJ VLADIMIROVICh / GAVRISh DMITRIJ SERGEEVICh

also searched as: нефрит

Variety description

10 August 2026

The variety is mid-season, the period from full germination to technical maturity is 51–56 days when grown in soil and about 30 days when using hydroponics. The leaf rosette is semi-erect and compact, reaching a height of 28 cm and a diameter of 25–32 cm.

The leaves are dark green, round-flat in shape, have a strongly blistered surface and a strongly wavy margin. The leaf blade is entire, with fan-shaped venation. The leaves are juicy and crispy, not prone to bitterness.

The weight of one rosette is 350–490 g when grown in soil and 220–250 g in hydroponics. The variety is resistant to leaf tip burn and bolting, possesses good transportability and a long shelf life. Yield in soil reaches 3.9–4.3 kg/m².

Sources6
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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.

terminated no record

Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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
GAVRISh SERGEJ FEDOROVICh / TSIUNEL' ANATOLIJ MEChISLAVOVICh / TSIUNEL' MIHAIL MEChISLAVOVICh / BARANOV ALEKSEJ VLADIMIROVICh / GAVRISh DMITRIJ SERGEEVICh Developed the variety
Applicant
Semo spol. s r.o., CZ 29 Submitted the application to the register
Maintainer
Semo spol. s r.o., CZ 29 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 Terminated

    № 273222

  • SK Slovak Republic Protection expired

    № 190R028

    Application
    18 December 1990
    Registration
    24 March 1993
    Terminated
    31 December 2013
  • SK Slovak Republic Protection expired

    № 2350

    Application
    18 December 1990
    Registration
    24 March 1993
    Terminated
    31 December 2013
  • CZ Czechia Protection expired

    № 352

    Application
    10 January 1991
    Registration
    29 April 1993
    Terminated
    13 June 2007
  • RU Russian Federation Active

    № 72637

    Application
    27 September 2017
    Registration
    11 March 2019

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

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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

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Nearby in the species list Navorice, Nawojka, Nazare, Nazarinas, NCO2015, Neapolis, NEBRASKA, Neckarreuzen, Nectalis, Neferin, Negev, Negra Eivissenca, Negra Malaguena, NEGRE D'IVORRA, NEGRE DE TREMP, NEGRET, NEGU, Neherai, Neil, Nekane

Discussion: Nefrit

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