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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.

Giulietta

Terminated

Cichorium intybus L. · Chicory

IT
1 record

Giovanni

Withdrawn

Solanum lycopersicum L. · Tomato

NL
1 record

ES3649

Active

Zea mays L. · Maize

UA
2 records

Dark Star

Withdrawn

Cucurbita pepo L. · Field pumpkin

NL
1 record

Gimie

Withdrawn

Cucumis melo L. · Melon

NL
1 record

Dandy Early

Terminated

Brassica oleracea L. (Broccoli Group) · Broccoli

NL
1 record

GS-X

Terminated

Solanum lycopersicum L. · Tomato

SK
1 record

Daijenne

Terminated

Limonium Mill. · Sea Lavender

NL
1 record

Gemini

Terminated

Vicia faba L. · Broad bean

IT
1 record

Curzio

Active

Triticum L. · Wheat

IT
1 record

Fantaziia

Application submitted

Solanum tuberosum L. · Potato

UA
1 record

Fanta

Active

Solanum lycopersicum L. · Tomato

IT
1 record

G2873 CMS

Terminated

Brassica napus var. napus · Rapeseed

UA
1 record

Crocodile

Application submitted

Cucumis sativus L. · Cucumber

HU
1 record

Golacha

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

No information of breeder available for this variety

FR
1 record

Fulmine

Active

Solanum lycopersicum L. · Tomato

IT
1 record

EW4567

Withdrawn

Zea mays L. · Maize

UA
2 records

Eclipsette

Terminated

Solanum lycopersicum L. · Tomato

RO
1 record

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