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.

SV4107CV

Withdrawn

Cucumis sativus L. · Cucumber

HENK VAN KOOTEN

2 records

Sweet Trophy

Terminated

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

ROYAL SLUIS

1 record

TAINA

Withdrawn

Lolium multiflorum Lam. ssp. italicum (A. Br.) Volkart · Italian ryegrass

DLF-TRIFOLIUM A/S

2 records

SV 103 MV

Active

Zea mays L. · Maize

Ctotskyi Viktor

2 records

SY 215362

Active

Hordeum vulgare L. · Barley

James Wroth

2 records

SW Stratos

Terminated

Brassica napus L. · Rapeseed

Bengtsson Lena

1 record

Suvenir MV

Terminated

Zea mays L. · Maize

Kliuchko Petro Fedorovych, Serikov Volodymyr Oleksiiovych, Sokolov V'iacheslav Mykhailovych,

2 records

Survivor

Active

Freesia Eckl. ex Klatt · Freesia

Penning Breeding B.V.

1 record

Swift

Terminated

Glycine max (L.) Merr. · Soybean

University of Minnesota (US)

2 records

Swale

Terminated

Lolium multiflorum Lam. ssp. italicum (A. Br.) Volkart · Italian ryegrass

Lantmännen SW Seed

1 record

SYRIA

Terminated

Fragaria L. · Strawberry

Bernardini Danilo

1 record

Supri Balina

Active

Tulipa L. · Tulip

P. en G. Duineveld

1 record

Super Donia

Terminated

Cucurbita pepo L. · Field pumpkin

Julien Mazet

2 records

Techno

Terminated

Hordeum vulgare L. · Barley

Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR

1 record

TEB652-E

Terminated

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

MONSANTO TECHNOLOGY

1 record

SY Danube

Application submitted

Zea mays L. · Maize

Syngenta Crop Protection AG

1 record

SY 213139

Withdrawn

Hordeum vulgare L. · Barley

SYNGENTA SEEDS A.G.

1 record

Sunrise F1

Terminated

Solanum lycopersicum L. · Tomato

Hari Besels

1 record

Swift 380/79 , Svift 380/79

Terminated

Sorghum bicolor (L.) Moench · Sorghum

Prymak Iryna IUriivna, Karanda Tetiana Mykolaivna, Farafonov Viktor Anatoliiovych, Barbaruk Valentyna Tadeushivna, Piter Bohdan Chykaliuk, Larri Richardson,

1 record

SUSAN

Terminated

Gerbera jamesonii Bolus ex Hook. f. · Barberton daisy

Piet SCHREURS HOLDING BV (NL)

1 record

Surprise F1

Application submitted

Brassica oleracea L. (White Cabbage Group) · White cabbage

Her Bemsdeburh

2 records

Svitanok

Terminated

Cucurbita moschata Duchesne · Butternut squash

Zavertaliuk Volodymyr Filimonovych, Kolesnyk Ivan Ivanovych,

2 records

SUMNUE

Terminated

Prunus cerasus L. · Sour cherry

Agriculture and Agri-Food Canada| CA

1 record

Sviatkova

Terminated

Solanum tuberosum L. · Potato

Razkevych Mykola Pylypovych, Kostiuk Ivan Ivanovych, Buhaiova Izabella Pavlivna, Zelia Aureliia Heorhiivna, Taraschenko Nadiia Ivanivna, Ostrenko Mykhailo Volodymyrovych, Taktaiev Borys Anatoliiovych, Osypchuk Alla Andriivna, Nazar Stefaniia Hryhorivna, O

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.