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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.

Bzura

Terminated

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

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

PL
2 records

Brel

Active

Beta vulgaris Sugar Beet Group · Sugar beet

Strube D&S GMBH

BE
2 records

Caparoi

Active

Triticum durum Desf. · Durum wheat

NWS DEPARTMENT OF PRIMARY INDUSTRIES

IT
2 records

Canopo

Active

Phaseolus vulgaris L. · Common bean

E.R.S.A. Friuli-Venezia Giulia

IT
2 records

Burli

Terminated

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

Caussade Semences SA (FR)

FR
3 records

Caldor

Active

Cucurbita maxima Duchesne · Giant pumpkin

De Bolster B.V.

NL
4 records

Bułat

Terminated

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

Instytut Hodowli i Aklimatyzacji Roslin Panstwowy Instytut Badawczy

PL
3 records

Calcite

Terminated

Cichorium intybus L. (Industrial Chicory Group) · Chicory

Florimond Desprez Veuve et Fils, FR

FR
2 records

Biomax

Active

x Triticosecale Wittm. ex A. Camus · Triticale

LIMAGRAIN ITALIA S.P.A.

IT
2 records

Cakesnow

Active

Prunus persica (L.) Batsch · Peach

Agro Selections Fruits S.A.S.

FR
4 records

Bossanova

Terminated

Capsicum annuum L. · Bell pepper

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

NL
3 records

Cajun II

Active

Festuca arundinacea Schreb. · Tall fescue

DLF INTERNATIONAL SEEDS

NL
3 records

Bolivar

Active

Zea mays L. · Maize

PANAM FRANCE SARL

IT
3 records

Caio

Active

Cynara cardunculus L. · Cardoon

ROYAL SEEDS S.R.L.

IT
2 records

BTS 2165 N

Terminated

Beta vulgaris Sugar Beet Group · Sugar beet

Betaseed

NL
2 records

Boema

Active

Triticum aestivum L. · Bread wheat

SAULESCU NICOLAEITTU GHEORGHEITTU MARIANAMUSTATEA POMPILIU

RO
2 records

BTD01

Active

Phaseolus vulgaris L. · Common bean

ROCALBA, S.A.

ES
3 records

Borek

Protection expired

Solanum tuberosum L. · Potato

Vesa Velhartice a.s.

CZ
3 records

Cabbice

Active

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

Hazera Seeds B.V.

NL
3 records

CALEMIL

Active

Prunus persica (L.) Batsch · Peach

CITA- ARAGON

ES
4 records

BIRGITTA

Terminated

Hordeum vulgare L. · Barley

SVERIGES UTSÄDESFÖRENING SVALÖF

DK
3 records

Cucumis sativus L. · Cucumber

TAKII EUROPE B V

NL
2 records

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