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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

Found in these crops

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.

Phaseolus vulgaris L. · Common bean

Karl Knosel, D

DE
3 records

H09951R

Active

Helianthus annuus L. · Sunflower

Martin Ganssmann

UA
4 records

GL Ronja

Active

Panicum miliaceum L. · Proso millet

Saatzucht Gleisdorf

AT
3 records

Triticum aestivum L. · Bread wheat

K. Kostov, N. Tsenov, I. Panayotov, I. Todorov, I. Stoeva, I. Iliev, V. Kiryakova, T. Petrova

BG
4 records

Habicht

Terminated

Triticum aestivum L. · Bread wheat

Klaus Brunckhorst

DE
4 records

Gupina

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

FR
4 records

Zea mays L. · Maize

Saatzucht Gleisdorf

SK
3 records

Grispy

Active

Lolium perenne L. · Perennial ryegrass

INVEST GRZEGORZ DABROWSKI

PL
3 records

GW9022

Terminated

Carthamus tinctorius L. · Safflower

GLOBAL AGRO INC.

IT
3 records

GL Creme

Active

Glycine max (L.) Merr. · Soybean

Saatzucht Gleisdorf GmbH (AT)

FR
3 records

GL Dori

Active

Glycine max (L.) Merr. · Soybean

Saatzucht Gleisdorf

AT
3 records

Gladius

Active

Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts

Syngenta Seeds B.V.

NL
3 records

Generik

Active

Triticum aestivum L. · Bread wheat

Institut national de recherche pour l'agriculture, l'aliment (FR)/Agri Obtentions SA (FR)

FR
5 records

GK Zete

Active

Triticum aestivum L. · Bread wheat

Gabonakutató Nonprofit Közhasznú Kft, Szeged

HU
4 records

GK Nap

Terminated

Triticum aestivum L. · Bread wheat

Papp Maria / Matuz Janos / Kertesz Zoltan / Cseuz Laszlo / Beke Bela / Mesterhazy Akos / Kertesz Zoltanne / Szabo Csilla / Csoesz Laszlone / Fonad Peter / Acs Peterne dr. / Kovacs Zsuzsa

HU
4 records

GK Matka

Active

Glycine max (L.) Merr. · Soybean

Gabonakutató Nonprofit Közhasznú Kft, Szeged

HU
3 records

Greendwarf

Terminated

Festuca arundinacea Schreb. · Tall fescue

TOP GREEN SAS

IT
3 records

Grofica

Terminated

Triticum aestivum L. · Bread wheat

Poljoprivredni Institut Osijek, HR

HR
5 records

Giovanna

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

KWS SAAT SE and CO KGAA

FR
3 records

Triticum aestivum L. · Bread wheat

Cseuz Laszlo / Matuz Janos / Kertesz Zoltan / Beke Bela / Berki Laszlo / Csoesz Laszlone / Fonad Peter / Kovacs Istvanne / Papp Maria / Purnhauser Laszlo

HU
4 records

Triticum aestivum L. subsp. spelta (L.) Thell. · Spelt

Gabonakutató Nonprofit Közhasznú Kft, Szeged

HU
4 records

Vicia sativa L. · Common vetch

SEMILLAS BATLLE, S.A.

ES
4 records

Giulivo

Active

Phaseolus vulgaris L. · Common bean

Monsanto Vegetable IP Management B.V.

NL
5 records

Gardone

Active

Helianthus annuus L. · Sunflower

Stefanoni Clara

IT
3 records

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