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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.

L332

Terminated

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

Limagrain Genetics Grandes Cultures SA (FR)

FR
1 record

Lampo F1

Terminated

Solanum lycopersicum L. · Tomato

Khenkuet Rene

UA
1 record

L305

Terminated

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

Limagrain Genetics Grandes Cultures SA (FR)

FR
1 record

Chrysanthemum L. · Chrysanthemum

Natsionalnyi botanichnyi sad im. M. M. Hryshka Natsionalnoi akademii nauk Ukrainy

UA
2 records

Lanzheron 255

Terminated

Zea mays L. · Maize

Slobodian Roman Petrovych, Serikov Volodymyr Oleksiiovych, Sokolov Viacheslav Mykhailovych, Bielousov Anatolii Oleksandrovych,

UA
2 records

Lankė

Protection expired

Actinidia kolomikta Maxim.

Aleksandro Stulginskio universitetas

LT
1 record

LAKONA

Terminated

Triticum aestivum L. · Bread wheat

SEJET PLANTEFORÆDLING

DK
2 records

KXC4318

Active

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

UA
2 records

KXC1370

Active

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

IT
1 record

KXC0383

Withdrawn

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

IT
1 record

KXB5493

Withdrawn

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

KWS Saat AG, DE

HR
1 record

LIMTIA33C

Terminated

Zea mays L. · Maize

Luc Morvillier

UA
2 records

KXA4171

Terminated

Zea mays L. · Maize

KWS SAAT SE & CO.KGAA

IT
1 record

Secale cereale L. · Rye

Gerardo Andres, Gordillo Rodriguez

UA
2 records

LANAKINO

Terminated

Dianthus L. · Carnation

Fernand LANARI (FR)

FR
1 record

Lidiia

Active

Lavandula angustifolia Mill. · English lavender

Svyrydovskyi Valerii Mykolaiovych, Dudchenko Volodymyr Viktorovych, Shpak Tetiana Mykolaivna, Svydenko Liudmyla Viktorivna,

UA
2 records

LID Dionysos

Application submitted

Sorghum bicolor (L.) Moench · Sorghum

Eurosorgho

IT
1 record

LJB2661

Terminated

Zea mays L. · Maize

Zhoel` Meun`er

UA
2 records

LIMFVE32C

Terminated

Zea mays L. · Maize

Luc Morvillier

UA
2 records

Liubov F1

Application submitted

Solanum lycopersicum L. · Tomato

Panchev IUrii Ivanovych

UA
2 records

Helianthus annuus L. · Sunflower

LIMAGRAIN EUROPE S.A.

IT
1 record

KWS-H5025

Application submitted

Secale cereale L. · Rye

KWS Lochow

ES
1 record

L 189

Withdrawn

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

SICA L. G. SERVICES (FR)

FR
1 record

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