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.

OK 124 zM

Terminated

Zea mays L. · Maize

Kobieliev IUrii Kostiantynovych

2 records

Navona

Application submitted

Solanum lycopersicum L. · Tomato

Philoseed Ltd. (IL)

1 record

Odk4079A

Active

Sorghum bicolor (L.) Moench subsp. bicolor · Sorghum

Selektsiino-henetychnyi instytut - Natsionalnyi tsentr nasinnieznavstva ta sortovyvchennia

2 records

/Odes`ka perlyna/

Active

Solanum lycopersicum L. · Tomato

Moskaliuk Petro IAkovych

2 records

Niklas

Terminated

Triticum aestivum L. subsp. aestivum · Bread wheat

BAYERISCHE PFLANZEN| Bayerische Pflanzenzucht- gesellschaft eG & Co KG

1 record

NAVARRO 122

Terminated

Triticum aestivum L. · Bread wheat

DIPUTACION NAVARRA

1 record

Odes`ka 314 M

Active

Zea mays L. · Maize

Sokolov Viacheslav Mykhailovych, Bielousov Anatolii Oleksandrovych,

2 records

Od 1052 B

Active

Helianthus annuus L. · Sunflower

Karapira Serhii Ivanovych, Varenyk Borys Fedorovych,

2 records

Od 1001 B

Terminated

Helianthus annuus L. · Sunflower

Karapira Serhii Ivanovych, Varenyk Borys Fedorovych,

2 records

Omeha vinnyts`ka

Terminated

Glycine max (L.) Merr. · Soybean

Romaniuk Lidiia Serhiivna, Shcerbyna Olena Zinoviivna, Mykhailov Viacheslav Hryhorovych, Temchenko Inna Viktorivna, Babych Anatolii Oleksandrovych, Petrychenko Vasyl Florovych, Ivaniuk Serhii Vasyl`ovych,

2 records

Nasoloda

Active

Helianthus annuus L. · Sunflower

Leonova Nina Mykolaivna, Makliak Kateryna Mykolaivna, Udovichenko Anna Yuriivna, Kolieshkova Tetiana Mykolaivna, Shepilov Borys Petrovych, Kolomatska Valeriia Pavlivna, Syvenko Oleksandr Anatoliiovych, Syvenko Valentyna Ivanivna, Kyrychenko Viktor Vasylov

2 records

Olympe

Withdrawn

Triticum durum Desf. · Durum wheat

Syngenta Seeds SAS, FR

1 record

NK 1486

Application submitted

Sorghum bicolor (L.) Moench · Sorghum

Krys Velby

1 record

NX 3411/NKh 3411

Terminated

Zea mays L. · Maize

Abad`e Maryel`, Heral`d Peilesu, Hruson Zhakles,

1 record

Nantes CL

Terminated

Daucus carota L. · Carrot

Robert Prieur

1 record

NUN 7144

Terminated

Cynara cardunculus L. · Cardoon

INRA

1 record

NUN 6005

Application submitted

Allium cepa L. var. cepa · Onion

Nunhems B.V.

1 record

Oleshkivs`kyi

Active

Zea mays L. · Maize

Voroniuk Liudmyla Anatoliivna, Nyzheholenko Viktor Mykhailovych, Naidonov Viktor Hryhorovych, Fedko Mykola Mykolaiovych, Cherchel Vladyslav IUriiovych, Bodenko Natalia Anatoliivna, Sova Roman Serhiiovych, Marchenko Tetiana IUriivna, Hozh Oleksandr Anatoli

2 records

NINA

Application submitted

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

Berries Del Oeste S.L.

1 record

Oleoment

Terminated

Mentha L. · Mint

Martin Bauer GmbH & Co KG Herrn Dr. Hans-Jürgen Hannig / Dr. Judith Sitzmann / Dr. Adrian Kranvogel in Fa. Martin-Bauer GmbH & CoKG / Prof. Dr. Gert Forkmann c/o TU München / Prof. Dr. Wilfried H. Schnitzler

1 record

NUBiSel

Terminated

Zea mays L. · Maize

Makarchuk Oleksandr Serhiiovych, Sen Oleksandr Vitaliiovych, Zhemoida Vitalii Leonidovych,

2 records

Nevira F1

Withdrawn

Cucurbita pepo L. · Field pumpkin

Daniel Gabillard

2 records

Nagus

Protection expired

Avena sativa L. · Oat

Danko Hodowla Roslin Sp.z.o.o.

1 record

NX7234

Active

Zea mays L. · Maize

Syngenta Seeds

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.