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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.

Shaolin

Withdrawn

Brassica napus var. napus · Rapeseed

CZ DE
2 records

Zobor

Active

Beta vulgaris L. · Beet

SK
3 records

Superbia

Protection expired

Zea mays L. · Maize

RO
2 records

Suffix

Active

Helianthus annuus L. · Sunflower

SK UA
2 records

Sopronis

Protection expired

Zea mays L. · Maize

HU SK
2 records

TAMARA

Terminated

Brassica napus var. napus · Rapeseed

ES HR
2 records

Skipper

Terminated

Capsicum annuum L. · Bell pepper

ES IT
2 records

Royal Flesh

Terminated

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

HU NL
2 records

Phaseolus vulgaris L. · Common bean

HR SI
2 records

Subliem

Protection expired

Solanum tuberosum L. · Potato

CZ NL
2 records

Toninio

Terminated

Zea mays L. · Maize

DE
2 records

Titano

Terminated

Solanum lycopersicum L. · Tomato

CZ
2 records

Triticum aestivum L. · Bread wheat

SK
3 records

Slavia

Active

Raphanus sativus L. var. sativus · Radish

CZ
2 records

Simona

Active

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

SK
2 records

Siesta

Active

Allium cepa L. var. cepa · Onion

CZ
2 records

Zora

Active

Lilium L. · Lily

NL SK
2 records

Zg-64

Protection expired

Helianthus annuus L. · Sunflower

PC Hrvatske ZG (HR)

HR SI
2 records

Pueblo

Terminated

Capsicum annuum L. · Bell pepper

ES NL
2 records

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