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

Maize maturity group 5 061 Tomato maturity group 2 293 Sunflower maturity group 1 708 Maturity group — soft wheat 1 598 Maize maturity group 1 583 Grape Ripening Period 1 407 Potato maturity group 1 217 Barley Maturity Group 1 086 Pepper maturity groups 1 065 Apple Ripening Groups 890 Bean maturity group 807 Peach Maturity Group 794 Pea Maturity Group 779 Maturity Group — Soybean 777 Rapeseed maturity group 739 Maturity group — sugar beet 700 Cucumber Maturity Groups 670 Lettuce maturity group 589 Grape Ripening Period 579 Maturity group — Perennial ryegrass 564 Sweet Cherry Ripening Period 507 Carrot Maturity Groups 415 Melon maturity groups 410 Maturity group — white cabbage 384

Found in these crops

Maize 4 386 Maize 1 378 Sunflower 1 347 Tomato 1 205 Bread wheat 1 015 Barley 753 Potato 741 Soybean 740 Sugar beet 589 Bell pepper 582 Rapeseed 550 Common bean 518

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.

Blue Moon

Active

Vaccinium corymbosum L. · Highbush blueberry

Patel Narandra

14 records

Suplumtwentyfive

Active

Prunus salicina Lindl. · Japanese plum

David W. Cain Terry A. Bacon

10 records

Scigold

Active

Malus domestica (Suckow) Borkh. · Apple

THE HORTICULTURE AND FOOD RESEARCH INSTITUTE OF NEW ZEALAND LTD

12 records

PA6UNIBO

Active

Prunus avium (L.) L. · Sweet cherry

Stefano Luigi Riccardo Correale Michelangelo Grandi

12 records

ES Polaris CL

Active

Helianthus annuus L. · Sunflower

Euralis Semences

BG ES IT RO UA

12 records

ES Favor

Active

Glycine max (L.) Merr. · Soybean

Patrice Jeanson

AT FR PL UA

13 records

Thorgall

Protection expired

Hordeum vulgare L. · Barley

SECOBRA RECHERCHES S.A.S

FR HR HU LT SI UA

13 records

Promiso

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Lantmannen SW Seed BV (NL)

AT CZ DE FR LT PL

11 records

LG Asterion

Active

Triticum aestivum L. · Bread wheat

Limagrain Europe, F

BG ES FR HU RO SK

13 records

Adalina

Active

Hordeum vulgare L. · Barley

Saatzucht Donau, A

AT CZ HU UA

12 records

Cando

Active

x Triticosecale Wittm. ex A. Camus · Triticale

SW Seed BV (NL)

CZ DE DK EE FR SE

12 records

ES Karamba

Active

Helianthus annuus L. · Sunflower

RUSTICA (FR)

AT FR HR IT UA

9 records

ES Chancellor

Active

Glycine max (L.) Merr. · Soybean

Patrice Jeanson

FR PL RO SK UA

11 records

ES Governor

Active

Glycine max (L.) Merr. · Soybean

Patrice Jeanson

FR PL SK UA

11 records

Alvaro KWS

Active

Brassica napus var. napus · Rapeseed

KWS SAAT SE & CO.KGAA

CZ DE PL UA

10 records

Umberto KWS

Active

Brassica napus L. · Rapeseed

KWS SAAT SE & CO.KGAA

AT BG HU LT LV RO +1

8 records

Anjou 292

Active

Zea mays L. · Maize

NORD| NORDSAAT Agrargesellschaft mit beschraenkter Haftung

AT BG DE HU SI SK +1

12 records

Amazzonite

Active

Brassica napus var. napus · Rapeseed

RAGT 2n, FR

CZ DE DK FR UA

12 records

Viking

Terminated

Brassica napus L. · Rapeseed

SERASEM RECHERCHES ET

AT EE HU LT LV SI +1

11 records

Gordon KWS

Active

Brassica napus var. napus · Rapeseed

KWS, D

CZ FR UA

12 records

Rawa

Protection expired

Cucumis sativus L. · Cucumber

Seminis Vegetable Seeds

BG CZ HU NL PL SI +1

8 records

Silvinio

Active

Zea mays L. · Maize

LEIPERT RAINER

DE LT LV SK UA

10 records

Toccata

Active

Brassica napus var. napus · Rapeseed

SYNGENTA SEEDS| Syngenta Seeds GmbH

DE DK HR PL

10 records

Canyon

Active

Beta vulgaris Sugar Beet Group · Sugar beet

Societe Europeenne de Semences NV/SA (BE)

BE CZ FR NL PL UA

8 records

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Variety traits

Yield 67 000
Vigor 53 548
Plant height 51 504
Lodging 50 198
Taste and aroma 36 010
Variety origin 29 523
Productivity 27 845
Winter hardiness 27 261

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.