Irsai Oliver

Active

Vitis vinifera L. Common grape vine · Fruit crops

also searched as: ирсаи оливер

Variety description

10 August 2026

The variety was obtained by crossing the Pozsonyi Fehér and Csaba Gyöngye varieties. The vines are characterized by medium growth vigor, sparse foliage, and satisfactory cane maturation. The period from bud burst to technical maturity is approximately 120 days with a sum of active temperatures of 2200 degrees.

Bunches are medium-dense or loose, weighing 135–300 grams. Berries are round, light-golden in color, medium-sized with firm skin and juicy pulp possessing a characteristic citron-muscat tone. The variety has weak frost resistance, low drought tolerance, and moderate resistance to downy mildew, while being slightly susceptible to gray mold.

Sources8

Loading…

The list of sources is loaded via script—please enable JavaScript.

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

active 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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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

Applicant: Vyskumna a slachtitelska stanica vinarska a vinohradnicka Modra, n.o., SK 2 Submitted the application to the register
Maintainer: IP INSTITUTUTUL STIINTIFICO-PRACTIC DE HORTICULTURA SI TEHNOLOGII ALIMENTARE, MD 434 Responsible for variety maintenance

Admission to trade

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

MD Moldova Application submitted

№ 5850118
SK Slovak Republic Active

№ 162R015

Application

1 November 1962

Registration

28 March 1975

Registry	Number	Application	Registration	Terminated	Status
MD Moldova	5850118	—	—	—	Application submitted
SK Slovak Republic	162R015	1 November 1962	28 March 1975	—	Active

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