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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.

Linblan

Terminated

Phaseolus vulgaris L. · Common bean

Clause Semences SA (FR)

FR
2 records

LIMMC129

Terminated

Zea mays L. · Maize

Flammant, Philippe

HU
1 record

Linar 90

Terminated

Arachis hypogaea L. · Peanut

Karanda Tetiana Mykolaivna, Farafonov Viktor Anatoliiovych, Barbaruk Valentyna Tadeushivna, Piter Bohdan Chykaliuk,

UA
2 records

LIMQLL1

Terminated

Zea mays L. · Maize

Flammant, Philippe

HU
1 record

Leyila

Active

Helianthus annuus L. · Sunflower

Zhan-Liuk Madef

UA
2 records

M94CLP80

Terminated

Helianthus annuus L. · Sunflower

Geoffrey Lloyd Tomas

UA
2 records

Lilac Cilla

Terminated

Chrysanthemum x morifolium Ramat. · Florist's daisy

BEACH| Bob Beach c/o Ball Pan American Plant Company

DE
1 record

LZM 373/77

Active

Zea mays L. · Maize

LIMAGRAIN EUROPE S.A.

IT
1 record

Lileia

Terminated

Solanum tuberosum L. · Potato

Mel`nyk Pavlo Oleksiiovych, Tymoshenko Tetiana Vasylivna, Ostrenko Mykhailo Volodymyrovych, Pylypenko Liliia Aminivna, Myts`ko Volodymyr Mykolaiovych, Razkevych Mykola Pylypovych, Osypchuk Alla Andriivna, Taktaiev Borys Anatoliiovych, Tarasenko Oleh Oleks

UA
4 records

Lesia

Active

Prunus persica (L.) Batsch · Peach

Holubkova Iryna Mykolaivna

UA
2 records

Liia

Active

Glycine max (L.) Merr. · Soybean

Vivcharyk, Vasylyna Oliinichenko, Hanna Matviiets, Volodymyr Osadets, Iaroslava Matviiets, Nataliia

UA
2 records

LUCILE

Withdrawn

Solanum lycopersicum L. · Tomato

HAZERA GENETICS

ES
1 record

MAHISSA 77

Withdrawn

Triticum aestivum L. · Bread wheat

MAHISSA

ES
2 records

Magus

Application submitted

Cucurbita pepo L. · Field pumpkin

Levantia Seed Srl (IT)

BG
1 record

LID5505C

Active

Zea mays L. · Maize

PIONEER HI-BRED INT. INC, PIONEER OVERSEAS CORPORATION,

IT
1 record

LSR 83

Terminated

Secale cereale L. · Rye

Dr.Peer Wilde

UA
2 records

LSR137CE

Terminated

Secale cereale L. · Rye

WILDE PEER

UA
2 records

LHA 6654

Terminated

Helianthus annuus L. · Sunflower

LIMAGRAIN VERNEUIL HOLDING S.A.

IT
1 record

LID1450C

Application submitted

Zea mays L. · Maize

LIDEA FRANCE SAS

IT
1 record

Libor

Terminated

Brassica napus var. napus · Rapeseed

LUETKE| Dr. Ernst Luetke Entrup / BUSCH| Dipl.Ing.agr. Heiner Busch in Fa. Deutsche Saatveredelung AG

DE
1 record

Magma

Active

Trifolium alexandrinum L. · Egyptian clover

Jouffray-Drillaud SA (FR)

FR
1 record

LS 1126

Terminated

Capsicum annuum L. · Bell pepper

Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,

UA
1 record

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