Skip to content
agronom.cc cultivar database

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.

Melina

Active

Camelina sativa (L.) Crantz · Camelina

PANAM FRANCE SAS (FR)

FR
2 records

Melchor

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
3 records

Mercato di Copenhagen 2

Active

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

MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI

IT
2 records

Mefisto

Protection expired

Capsicum annuum L. · Bell pepper

GOLDEN WEST SEED RESEARCH Co.

GR
2 records

Misuca

Active

Brassica rapa L. subsp. pekinensis (Lour.) Hanelt · Napa cabbage

INTERSEMILLAS SAU

ES
2 records

Monika

Terminated

Solanum lycopersicum L. var. lycopersicum · Tomato

SYNGENTA SEEDS B.V , NL

HU
2 records

Moncherie

Active

Zea mays L. · Maize

FREIHERR VON MOREAU SAATZUCHT

IT
2 records

Moncayo

Active

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

M.M.R. GENETICS L.L.C.

ES
2 records

MEF4507

Terminated

Zea mays L. · Maize

MONSANTO TECHNOLOGY

UA
3 records

Minga

Active

Zea mays L. · Maize

Saatzucht Gleisdorf

LT
2 records

Maxines Opus

Active

Lonicera caerulea L. var. emphyllocalyx (Maxim.) Nakai · Honeyberry

Thompson Maxine M.

PL
2 records

MIMOSA

Terminated

Hordeum vulgare L. · Barley

Secobra Recherches, FR

FR
3 records

Mediodia

Active

Capsicum annuum L. · Bell pepper

RAMIRO ARNEDO, S.A.

ES
2 records

Mimir

Active

Beta vulgaris Fodder Beet Group · Mangelwurzel

DLF Beet Seed ApS, DK

FR
2 records

Mataro

Active

Zea mays L. · Maize

SEMILLAS FITO' S.A.

IT
4 records

MKh 1008 V

Application submitted

Helianthus annuus L. · Sunflower

Poviakalo Viktor Ivanovych, Kryvosheieva Olena Vatslavivna, Veselyi Vitalii Oleksandrovych, Kuz`myshena Nadiia Vitorivna, Alad`ina Zoia Kyrylivna, Syvenko Valentyna Ivanivna, Makliak Kateryna Mykolaivna, Brahin Oleksandr Mykolaiovych, Kyrychenko Viktor Va

UA
5 records

Mintal

Terminated

Zea mays L. · Maize

KWS MAIS| KWS MAIS GmbH

DE
3 records

Marmito

Active

Cucurbita maxima Duchesne · Giant pumpkin

Hybrid Seed Company New Zealand Ltd. (NZ)

FR
2 records

Minotaur

Terminated

Brassica napus var. napus · Rapeseed

Laima Kott

UA
3 records

Markus

Active

Cucumis sativus L. · Cucumber

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
3 records

Marvinka

Active

Prunus armeniaca L. · Apricot

PSB produccion vegetal S.L. (ES)

FR
4 records

Marissa

Active

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

Bejo Zaden B.V.

NL
3 records

Meelika

Active

Prunus avium (L.) L. · Sweet cherry

Kalju Kask 50%, Johan Eichfeld 50%

EE
4 records

Miceneo

Terminated

Foeniculum vulgare Mill. · Fennel

Clause Tezier, FR

FR
2 records

Jump to page 154 308 412 462 502 522 612 617 771 925