Variety traits

Maturity group

Maturity group is a biological characteristic of a variety that determines the length of its growing season from emergence to full maturity. This trait is a key tool for planning agronomic operations and selecting varieties suited to the climatic conditions of a region.

Mentioned in descriptions 89 063 varieties reference book.

Maturity group represents a biological characteristic of a variety that determines the duration of the growing season from the moment of seedling emergence to the onset of harvest or full maturity. This trait directly influences the choice of production strategy, allowing agronomists to optimize harvest timing, minimize losses due to crop lodging or over-ripening, and adapt crops to local climate conditions, avoiding risks associated with early frosts or drought periods.

The assessment of the maturity group is conducted within the framework of state variety testing on specialized plots by comparing the variety under study with a zoned standard. The duration of the growing season in days is used as a quantitative indicator. The gradation of groups from early-maturing to late-maturing does not have uniform numerical boundaries for all species, as it is based on the biological characteristics of a specific crop and the conditions of the cultivation zone.

Membership in a maturity group is determined by the genetic characteristics of the variety, however, the rate of progression through phenological phases depends on abiotic factors such as temperature regime, moisture availability, and photoperiodism. Cultivation techniques, including sowing dates and fertilization systems, can adjust maturation timing but do not change the genetic classification of a variety into a specific group.

There is an interconnection between the maturity group and biochemical indicators of product quality, such as protein and gluten content in the grain. For effective utilization of this trait, it is necessary to rely on the results of local trials, as a variety may perform differently under various soil and climatic conditions.

Sources10

Breakdown by crop

Maize maturity group 5 061 Tomato maturity group 2 293 Sunflower maturity group 1 708 Maturity group — soft wheat 1 598 Maize maturity group 1 583 Grape Ripening Period 1 407 Potato maturity group 1 217 Barley Maturity Group 1 086 Pepper maturity groups 1 065 Apple Ripening Groups 890 Bean maturity group 807 Peach Maturity Group 794 Pea Maturity Group 779 Maturity Group — Soybean 777 Rapeseed maturity group 739 Maturity group — sugar beet 700 Cucumber Maturity Groups 670 Lettuce maturity group 589 Grape Ripening Period 579 Maturity group — Perennial ryegrass 564 Sweet Cherry Ripening Period 507 Carrot Maturity Groups 415 Melon maturity groups 410 Maturity group — white cabbage 384

Found in these crops

Maize 4 386 Maize 1 378 Sunflower 1 347 Tomato 1 205 Bread wheat 1 015 Barley 753 Potato 741 Soybean 740 Sugar beet 589 Bell pepper 582 Rapeseed 550 Common bean 518

Varieties that feature this in their description

Selection based on the description text, not official resistance ratings: such data is not available in registers. Mention indicates that the trait is discussed in the variety's sources; see the variety's profile for details on what is specifically stated.

Lentoso

Terminated

Zea mays L. · Maize

Saatbau Linz

1 record

KWS AB220

Application submitted

Secale cereale L. · Rye

KWS Lochow

1 record

LGR 34

Terminated

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

Maisadour Societe Cooperative Agricole (FR)

1 record

KW1F291 X KW1F290

Terminated

Zea mays L. · Maize

LEIPERT RAINER

1 record

LGR2047.LIR2234

Active

Zea mays L. · Maize

Joel Meunier

2 records

Kvarts

Terminated

Sorghum Moench · Sorghum

Hamandii Vasyl Leonidovych, Khokhlov Oleksandr Mytkolaiovych, Varenyk Borys Fedorovych, Potkov Valentyn Ivasyl`ovych, Dremliuk Hryhorii Kupryianovych,

2 records

LENA

Active

Raphanus sativus L. var. oleiformis Pers. · Oil radish

Fazekas Milkos

2 records

Lehenda

Terminated

Nigella sativa L. · Black cumin

Hlumova Nataliia Vsevolodivna, Horova Tamara Korniivna, Nemtinov Viktor Illarionovych,

1 record

Leleka M

Terminated

Zea mays L. · Maize

Ovsiannikova Nataliia Stanislavivna, Sikalova Olena Valentynivna, Derkach Iryna Borysivna, Ivleva Tetiana Volodymyrivna, Barsukov Ihor Petrovych, Kamyshan Taisiia Petrivna, Kozubenko Leonid Vasyl`ovych,

2 records

Leila

Terminated

Gerbera jamesonii Bolus ex Hook. f. · Barberton daisy

Gergely Ivan / Brueckner Aba

1 record

Ksantiia

Active

Triticum durum Desf. · Durum wheat

Holik Oleh Viktorovych, Bohuslavskyi Roman Lvovych, Didenko Svitlana Yuriivna, Babushkina Tetiana Viktorivna, Zviahintseva Anna Mykolaivna

2 records

LE BONHEUR

Protection expired

Chrysanthemum indicum L. · Indian chrysanthemum

Pieters J & L (BE)

1 record

Krasen

Application submitted

Bromus inermis Leyss. · Smooth brome

MARINICH LIUBOV, KOKHAN ANDRII, MIROSHNIKOVA OLHA

3 records

LDZ23262

Application submitted

Zea mays L. · Maize

LIDEA FRANCE SAS

1 record

LDZ23248

Application submitted

Zea mays L. · Maize

LIDEA FRANCE SAS

1 record

KUN OF 9

Terminated

Zea mays L. · Maize

Prof.Dr.Samir Rady

2 records

LDZ23124

Withdrawn

Zea mays L. · Maize

LIDEA FRANCE SAS

1 record

Kubans`kyi -930

Application submitted

Helianthus annuus L. · Sunflower

Shapovalova Liubov Hennadiivna, Honcharov Serhii Volodymyrovych, Holovin Anatolii Vasyl`ovych, Bochkar`ov Mykola Ivanovych, Sliusar Emiliia L`vivna, Hrydniev Oleksii Kuz`mich, Sharyhina Mariana L`vivna, Savchenko Valentyna Dem'ianivna, Bochkovoi Anatolii

1 record

Legatus

Application submitted

Brassica oleracea L. (Broccoli Group) · Broccoli

HM Clause SAS (FR)

1 record

KSZ 5312

Terminated

Brassica napus var. napus · Rapeseed

Rene Baratin

2 records

Kujawianka

Application submitted

Capsicum annuum L. · Bell pepper

PlantiCo Hodowla i Nasiennictwo Ogrodnicze Golebiew sp. z o.o.

2 records

KSV28M15

Protection expired

Zea mays L. · Maize

Michael Vanausdoll

2 records

Kros259M

Application submitted

Zea mays L. · Maize

Dziubetskyi Borys, Cherchel Vladyslav

2 records

Lazy Housewife

Active

Phaseolus vulgaris L. · Common bean

TAKII EUROPE B V

1 record

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Variety traits

Yield 67 000
Vigor 53 548
Plant height 51 504
Lodging 50 198
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845
Winter hardiness 27 261

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.