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.

ESG1921

Active

Glycine max (L.) Merr. · Soybean

Patrice Jeanson

2 records

Fakel

Terminated

Sorghum Moench · Sorghum

Hamandii Ivan Vasyl`ovych, Khokhlov Oleksandr Mykolaiovych, Hamandii Vasyl Leonidovych, Dremiuk Hryhorii Kupriianovych,

2 records

Femida

Terminated

Glycine max (L.) Merr. · Soybean

Kolot Valentyna Vasylivna, Kolot Viktor Mykolaiovych, Mykhailov Viacheslav Hryhorovych, Petrychenko Vasyl Florovych, Ivaniuk Serhii Vasyl`ovych, Kolisnyk Serhii Ivanovych, Temchenko Inna Viktorivna, Babych Anatolii Oleksandrovych,

1 record

EGA109

Terminated

Glycine max (L.) Merr. · Soybean

EURALIS GENETIQUE

1 record

E21Y989

Active

Glycine max (L.) Merr. · Soybean

Schillinger Genetics Inc

1 record

Eruptivo

Active

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

KWS SAAT SE&CO.KGaA, DE

1 record

EQ3811

Withdrawn

Zea mays L. · Maize

MONSANTO TECHNOLOGY

1 record

DORINA

Terminated

Medicago sativa L. · Alfalfa

SCHITEA MARIAMARTURA TEODORVARGA PAUL MIHAIL

1 record

Donor M

Terminated

Zea mays L. · Maize

Chupikov Mykola Mykhailovych, Kozubenko Leonid Vasyl`ovych, Kamyshan Taisiia Petrivna, Ivleva Tetiana Volodymyrivna, Barsukov Ihor Petrovych,

2 records

DN Sofiia

Active

Zea mays L. · Maize

Ruban Viktoriia Serhiivna, Yukhymovych Olena Romanivna, Haidash Oleksandr Leonidovych, Husak IUliia Viktorivna, Bodenko Natalyia Anatoliivna, Ilchenko Larysa Anatoliivna, Halechko Ivan Dmytrovych, Fedko Mykola Mykolaiovych, Cherchel Vladyslav IUriiovych,

2 records

DN Harant

Active

Zea mays L. · Maize

Bodenko Natalia Anatoliivna, Khromenko Vitalii Oleksandrovych, Kalinchuk Oleh Ivanovych, Antoniuk Serhii Petrovych, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,

2 records

DN Bereka

Active

Zea mays L. · Maize

Bodenko Natalia Anatoliivna, Khromenko Vitalii Oleksandrovych, Kalinchuk Oleh Ivanovych, Antoniuk Serhii Petrovych, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,

2 records

Dovira

Active

Triticum aestivum L. · Bread wheat

Lytus Mykola Volodymyrovych, Vlasova Nataliia Anatoliivna, Ukrainets` Serhii Vasyl`ovych, Zaika IEvhenii Viktorovych, Shtakal Mykola Ivanovych, Tkachova Nataliia Andriivna, Holyk Liubov Mykolaivna, Buriak Vasyl` IUkhymovych, Starychenko Vasyl Mykolaiovych

6 records

DN Akym

Active

Zea mays L. · Maize

Olkhovyk Maksym Stanislavovych, Korobko IUliia Anatoliivna, Nehoda Tetiana Volodymyrivna, Bondar Tetiana Mykolaivna, Abelmasov Oleksii Viktorovych, Riabchenko Eduard Mykolaiovych, Plotka Vitalii Vitaliiovych, Haidash Oleksandr Leonidovych, Cherchel Vladys

2 records

DKC 3511/DKS 3511

Terminated

Zea mays L. · Maize

Joel Roucolle

1 record

DN Start

Active

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

Kuprichenkov Dmytro Serhiiovych, Aldoshyn Anatolii Vasylovych, Kuprichenkova Tetiana Hryhorivna, Klimova Oksana IEvhenivna, Dziubetskyi Borys Volodymyrovych, Cherchel Vladyslav IUriiovych,

2 records

DN Patriot

Terminated

Zea mays L. · Maize

Yukhymovych Olena Romanivna, Riabchenko Eduard Mykolaiovych, Abelmasov Oleksii Viktorovych, Plotka Vitalii Vitaliiovych, Nehoda Tetiana Volodymyrivna, Haidash Oleksandr Leonidovych, Olizko Oleksii Petrovych, Fedko Mykola Mykolaiovych, Cherchel Vladyslav I

2 records

DB Tyras

Active

Zea mays L. · Maize

Karp Tetiana IAroslavivna, Kozak Halyna Vasylivna, Zaplitnyi IAroslav Dmytrovych, Mykuliak Ivan Stepanovych, Olkhoviak Maksym Stanislavovych, Abelmasov Oleksii Viktorovych, Haidash Oleksandr Leonidovych, Bodenko Natalia Anatoliivna, Cherchel Vladyslav IUr

2 records

Protection expired

Phaseolus vulgaris L. · Common bean

Domaine Public (FR)

1 record

Dara SU

Application submitted

Helianthus annuus L. · Sunflower

Dobroudja Agricultural Institute - General Toshevo (BG)

1 record

Dakapo F1

Terminated

Allium cepa L. · Onion

Willem P. Van haecke

1 record

Boryviter kharkivs`kyi

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Il`ichov Oleh Henadiiovych, Leonov Oleh IUriiovych, Zymohliad Oleksii Viktorovych, Schechenko Ol`ha IEvhenivna, Melnyk Vira Serhiivna, Kapustina Tetiana Borysivna, Riabchun Viktor Kuz`movych,

2 records

Borei

Protection expired

Helianthus annuus L. · Sunflower

Petrenkova Vira Pavlivna, Veselyi Vitalii Oleksandrovych, Kuzmyshena Nadiia Viktorivna, Syvenko Valentyna Ivanivna, Kolomatska Valeriia Pavlivna, Makliak Kateryna Mykolaivna, Kyrychenko Viktor Vasylovych,

2 records

AZYMUT

Active

Helianthus annuus L. · Sunflower

Halin Heorhiiev Heorhiiev

2 records

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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.