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agronom.cc cultivar database

Public domain

Varieties in the public domain

Plant breeders' rights are granted for a limited term. Upon expiration, the variety enters the public domain: its seeds can be propagated and sold without the rights holder's license.

Varieties
17 808

By year of entering the public domain

Recent years are the most sought-after: the variety is free to use but still in production.

2026 1 754 2025 2 267 2024 2 040 2023 1 891 2022 859 2021 1 395 2020 1 341 2019 1 630 2018 873 2017 1 239 2016 1 088 2015 1 023

Varieties in the public domain

Silvy

Protection expired

Anthurium Schott · Anthurium

NL
1 record

Silvretta

Protection expired

Lilium L. · Lily

NL
1 record

Silvia

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

CZ
1 record

Silvia

Protection expired

Poa pratensis L. · Kentucky bluegrass

NL
1 record

Silver Grass

Protection expired

Calathea G.F.W. Mey. · Calathea

NL
1 record

Silver Christel

Protection expired

Trachelium caeruleum L. · Blue throatwort

NL
1 record

Silver Arrow

Protection expired

Syngonium Schott · Arrowhead plant

NL
1 record

Silverado

Protection expired

Tulipa L. · Tulip

NL
1 record

Silverado

Protection expired

Lilium L. · Lily

NL
1 record

Silvano

Protection expired

Trachelium caeruleum L. · Blue throatwort

NL
1 record

Silly Girl

Protection expired

Lilium L. · Lily

NL
1 record

Silberspitzen

Protection expired

Jacobaea maritima (L.) Pelser & Meijden · dusty-miller

SK
1 record

Sigma

Protection expired

Chrysanthemum L. · Chrysanthemum

NL
1 record

Shuffle

Protection expired

Poa pratensis L. · Kentucky bluegrass

NL
1 record

Showwinner

Protection expired

Gladiolus L. · Gladiolus

NL
1 record

Showbiz

Protection expired

Lilium L. · Lily

NL
1 record

Shock

Protection expired

Gerbera L. · Gerbera

NL
1 record

Shirley

Protection expired

Anthurium Schott · Anthurium

NL
1 record

Sherac

Protection expired

Dianthus caryophyllus L. · Carnation

NL
1 record

Shemrode

Protection expired

Dianthus caryophyllus L. · Carnation

NL
1 record

Sharonella

Protection expired

Gerbera L. · Gerbera

NL
1 record

Shandong

Protection expired

Tulipa L. · Tulip

NL
1 record

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