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.

Allegro

Terminated

Cucumis melo L. · Melon

Tezier SA (FR)

FR
2 records

Alkyon

Protection expired

Cucumis sativus L. · Cucumber

Golden West Seed Co.

GR
2 records

Agrobrix

Protection expired

Solanum lycopersicum L. · Tomato

PAIMER SEED

GR
2 records

Allrot

Protection expired

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

WAGNER| Julius Wagner GmbH

DE
2 records

Adelina

Terminated

Solanum tuberosum L. · Potato

Heinrich Böhm

DE
4 records

Anabel

Active

Gossypium hirsutum L. · Upland cotton

Valentina Dimitrova, Ana Saldzhieva

BG
3 records

Alipresti

Active

Zea mays L. · Maize

LIMAGRAIN GENETICS GRANDES CULTURES S.A.

IT
4 records

Águeda

Active

Lens culinaris Medik. · Lentil

Instituto Nacional de Investigación y Tecnología Agraria y Alimentaria (INIA)^^^Instituto Tecnológico Agrario de Castilla y León (ITACYL)

ES
2 records

Aliai

Terminated

Allium schoenoprasum L. · Chives

Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas

LT
2 records

Amiral

Terminated

Raphanus sativus L. var. sativus · Radish

Graines Gautier SA (FR)

FR
3 records

Ameris

Terminated

Cichorium endivia L. · Endive

ISI SEMENTI SPA

IT
2 records

Afrodyta

Active

Raphanus sativus L. var. sativus · Radish

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

PL
3 records

Alegria

Active

Gossypium hirsutum L. · Upland cotton

STONEVILLE PED. SEED CO.

ES
2 records

Amazonia

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

SESVANDERHAVE N.V./S.A.

PL
2 records

Albina

Terminated

Vicia sativa L. · Common vetch

ACIS

ES
2 records

Actor SC 751

Terminated

Zea mays L. · Maize

CARGILL GENETIQUE EUROPE SNC

IT
2 records

Achim

Active

Cucurbita pepo L. · Field pumpkin

VINATORU COSTEL

RO
3 records

ADM 11

Terminated

x Triticosecale Wittm. ex A. Camus · Triticale

Hirko Volodymyr Serhiiovych, Dubyna Oleh Hryhorovych,

UA
2 records

Acclaim

Terminated

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

Advanta Seeds B.V. (NL)

FR
2 records

Alanora

Terminated

Cucumis sativus L. · Cucumber

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
2 records

Alamo

Active

Cicer arietinum L. · Chickpea

APSOVSEMENTI SRL

PT
2 records

Ademaro

Active

Cynara cardunculus L. · Cardoon

NIELI TOMMASO

IT
2 records

Amadeo

Terminated

Solanum lycopersicum L. · Tomato

Clause Semences SA (FR)

FR
2 records

Jump to page 154 308 462 495 585 605 617 695 771 925