Uso-31

Active

Cannabis sativa L. Hemp · Agricultural · bred by Hempflax BV

also searched as: усо 31

Variety description

10 August 2026

The variety name stands for South-ripening monoecious. The vegetation cycle is 100–120 days; flowering begins in June. Plant height ranges from 1.5 to 2.5 meters. The variety is adapted to various climatic conditions, including the northern regions of Europe, and possesses high cold resistance.

The variety has a universal purpose: it is suitable for seed and fiber production. Seed productivity is 800–1000 kg/ha with an oil yield of up to 30%. The fiber is characterized by moderate yield and high quality. The THC content is consistently maintained at a level significantly below 0.2%.

Sources8

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Countries of admission

3 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.

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

QM QZ

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Variety registered as early as 1 jurisdiction, data for which we do not publish: their registry licenses have not yet been verified.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

Also known as

breeder code USO-31

A single variety may be registered in different countries under different names. All records are consolidated into one profile based on the breeder's code—an internal number that is identical for the variety across all registries.

Uso-31 primary NL, QM, QZ
USO 31 GB

The primary name shown is the one under which the variety is registered in the largest number of jurisdictions. Search finds the variety by any of its names.

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

Parties

Breeder: HEMPFLAX BV 2 Developed the variety
Applicant: X (Instandhouding bekend bij R Submitted the application to the register
Maintainer: Hempflax BV 2 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

№ 214015
NL Netherlands Active

№ HNP6

Application

8 May 1996

Registration

25 August 1997
GB United Kingdom Active

№ 150/17561

Application

26 February 2019

Registration

31 March 2019

Registry	Number	Application	Registration	Terminated	Status
QZ European Union	214015	—	—	—	Active
NL Netherlands	HNP6	8 May 1996	25 August 1997	—	Active
GB United Kingdom	150/17561	26 February 2019	31 March 2019	—	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

Breeder

Hempflax BV

breeder code USO-31

All 2 varieties of company

Registry records

Total records: 4
Jurisdictions shown: 3
Not yet disclosed: 1
First registration: 1997

Same species

Other varieties: Hemp

All 714 varieties of species

C S

Active

Cannabis sativa L. · Hemp

CREA- CENTRO DI RICERCA PER LE COLTURE INDUSTRIALI (CREA-CI-BO)

CZ IT

7 records

Finola

Active

Cannabis sativa L. · Hemp

James C. Callaway,PhD, James C. Callaway,PhD

FI NL

13 records

Bialobrzeskie

Active

Cannabis sativa L. · Hemp

Instytut Włókien Naturalnych i Roślin Zielarskich Państwowy Instytut Badawczy

AT CZ PL SI

11 records

Unico B

Protection expired

Cannabis sativa L. · Hemp

CZ HR SI SK

4 records

Uniko B

Active

Cannabis sativa L. · Hemp

3 records

V2 Orange Honey

Withdrawn

Cannabis sativa L. · Hemp

Eugenio Miguel Olmedo Navarro

2 records

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