Skip to content

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.

Nestor

Terminated

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

Maisadour Societe Cooperative Agricole (FR)

FR
3 records

Navarino

Active

Zea mays L. · Maize

SAATBAU LINZ EGEN

SK
2 records

NX4528

Active

Zea mays L. · Maize

NOVARTIS SEEDS

IT
2 records

Nerone

Active

Cichorium intybus L. · Chicory

CONSORZIO SEMENCOOP S. COOP.A.R.L.

IT
2 records

NUN 09282

Withdrawn

Solanum lycopersicum L. · Tomato

Nunhems B.V.

NL
3 records

Helianthus annuus L. · Sunflower

Pankovic Dejana, Gvozdenovic Sandra, Jocic Sinisa,

UA
4 records

Nabarista

Application submitted

Prunus persica (L.) Batsch · Peach

AC Fruit - Association Creation Fruitiere S.A.S

FR
2 records

NS 2682

Active

Zea mays L. · Maize

Nastasic Aleksandra, Purar Bozana, Ivanovic Mile, Stojakovic Milisav,

UA
3 records

N11262

Terminated

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

Popcorn Zangger Hybrids (US)

FR
3 records

OD DI 57

Active

Helianthus annuus L. · Sunflower

Cvejic Sandra, Jocic Sinisa,

UA
3 records

Nevasem

Active

Allium sativum L. · Garlic

Unisem Drom Gie (FR)

FR
2 records

Neron

Active

Solanum torvum Sw. · Turkey berry

SEMILLEROS SALIPLANT, SL

ES
2 records

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

High Mowing Seeds Tom Stearns

NL
3 records

Namare

Active

Beta vulgaris L. · Beet

SESVanderhave NV

AT
2 records

Helianthus annuus L. · Sunflower

Dedic Bosko, Dusanic Nenad, Miklic Vladimir, Cvejic Sandra, Jocic Sinisa,

UA
3 records

Novo

Terminated

Raphanus sativus L. var. sativus · Radish

Tezier SA (FR)

FR
2 records

Obla

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

ESASEM SPA

IT
2 records

MVS 101

Active

Solanum lycopersicum L. · Tomato

HU
2 records

Obi

Terminated

Cucumis sativus L. · Cucumber

HILD KARL| Karl Hild

DE
2 records

Glycine max (L.) Merr. · Soybean

Istvan Rajkan

UA
3 records

Triticum aestivum L. · Bread wheat

Boryslav Kobyl`s`ky, Srbyslav Denchych,

UA
3 records

Mustangg

Terminated

Sorghum bicolor (L.) Moench · Sorghum

RAGT 2N S.A.S

IT
2 records

Nacre

Terminated

Lactuca sativa L. · Lettuce

Vilmorin-Mikado S.A.S.

FR
4 records

Nautilus

Protection expired

Solanum lycopersicum L. · Tomato

Ferry Morse Seed Co.(USA) (US)

FR
2 records

Jump to page 154 308 404 462 494 514 604 617 771 925