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.

E2IFI494MS

Terminated

Zea mays L. · Maize

Baptiste Roger

4 records

DN Zlata

Terminated

Zea mays L. · Maize

Zaplitnyi IAroslav Dmytrovych, Chernomyz Anatolii Mykolaiovych, Kyrpa Mykola IAkovych, Ilchenko Larysa Anatoliivna, Nehoda Tetiana Volodymyrivna, Marochko Valentyna Anatoliivna, Olizko Oleksii Petrovych, Antoniuk Serhii Petrovych, Cherchel Vladyslav IUrii

2 records

De Valence hÃ¢tif

Terminated

Allium cepa L. var. cepa · Onion

Domaine Public (FR)

1 record

Dochchyn

Terminated

Zea mays L. · Maize

Zhemoida Vitalii Leonidovych, Tsentylo Leonid Vasyl`ovych, Boreiko Vasyl` Sydorovych,

2 records

DN Sybaryt

Active

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

Satarova Tetiana Mykolaivna, Kuprichenkova Tetiana Hryhorivna, Klimova Oksana IEvhenivna, Bielikov IEvhen Illich, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodymyrovych,

2 records

Dzhovanna

Terminated

Allium sativum L. · Garlic

Yatsenko Viacheslav Vasylovych

4 records

Dobra novyna

Application submitted

Triticum aestivum L. subsp. spelta (L.) Thell. · Spelt

Radchenko Oleksii Mykolaiovych, Morhun Bohdan Volodymyrovych, Rybalka Oleksandr Illich, Morhun Volodymyr Vasylovych,

2 records

Desibelle

Terminated

Solanum tuberosum L. · Potato

UNITE D'ENSEIGEMENT ET DE RECHERCHE DE PHYTOPATHOL

2 records

Dobosz

Withdrawn

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

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

1 record

DESCHA

Protection expired

Lagerstroemia indica L. · Crape myrtle

Pepinieres DESMARTIS SA (FR)

1 record

De Saint-Michel

Terminated

Allium cepa L. var. cepa · Onion

Domaine Public (FR)

1 record

Early Cardinal

Application submitted

Vitis vinifera L. · Common grape vine

GERMONDARI LUCIANO

1 record

Dyvnyi

Terminated

Prunus armeniaca L. · Apricot

Andriievs`ka Ol`ha Oleksandrivna, Aheieva Nina Hryhorivna, Horshkova Halyna Oleksandrivna, Polianychenko Kateryna Vasylivna, Horina Valentyna Mylentiivna, Savvina Tamara Mykhailivna, Sholokhov Oleksandr Mykhailovych, Kostina Klavdiia Fedorivna,

2 records

Dnipro S

Terminated

Zea mays L. · Maize

Ivakhnenko Oleksandr Mykytovych, Maniatina Liudmyla Oleksandrivna, Kuprichenkova Tetiana Hryhorivna, Bielikov IEvhen Illich, Aldoshyn Anatolii Vasylovych,

2 records

Diada M

Terminated

Zea mays L. · Maize

Stupa Leonid IAkovych, Piliuhin Anatolii Saveliiovych, Sokolov V'iacheslav Mykhailovych, Bielousov Anatolii Oleksandrovych,

2 records

Dniprovska 127

Terminated

Triticum aestivum L. · Bread wheat

Morschads`ka Ol`ha Stepanivna, Yavdoshcenko Mykola Petrovych, Babich IUrii Valentynovych, Postryhan` Viktor Fedorovych, Romanenko Vasyl` Ivanovych,

1 record

DU Zolotarivka

Active

Zea mays L. · Maize

Priidan IUrii Volodymyrovych, Hordiiko Makar Vasylovych, Hordiiko Vasyl Makarovych, Olkhovyk Maksym Stanislavovych, Kupar IUliia IUriivna, Haidash Oleksandr Leonidovych, Bodenko Natalia Anatoliivna, Cherchel Vladyslav IUriiovych, Dziubetskyi Borys Volodym

2 records

DM Sunrise

Withdrawn

Zea mays L. · Maize

SPFE Company MAIS

1 record

DURINA

Active

Solanum lycopersicum L. · Tomato

WESTERN SEED ESPAÑA, S.A.

1 record

DUNKAN

Withdrawn

Solanum lycopersicum L. · Tomato

WESTERN SEED ESPAÑA, S.A.

2 records

DMH527

Application submitted

Brassica napus L. · Rapeseed

MONSANTO TECHNOLOGY

1 record

DUQUESA

Withdrawn

Glycine max (L.) Merr. · Soybean

CECOSA

1 record

DL26 LIMLAV75

Terminated

Zea mays L. · Maize

Roland Debeuf

2 records

Duet

Terminated

Solanum tuberosum L. · Potato

Hodowla Roślin Szyldak sp. z o.o.

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.