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.

EB 8-50

Active

Vaccinium corymbosum L. · Highbush blueberry

Vincent Andrew David Mazzardis

5 records

NS 14-5

Active

Vaccinium corymbosum L. · Highbush blueberry

Vincent David Andrew Mazzardis

5 records

IB 920

Active

Helianthus annuus L. · Sunflower

Nidera S.A.

4 records

DKC 3014

Active

Zea mays L. · Maize

MONSANTO TECHNOLOGY

DE EE UA

7 records

LID 2662 C

Active

Zea mays L. · Maize

LIDEA FRANCE SAS

DE IT SK

4 records

LG 3258

Terminated

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

Limagrain Verneuil Holding (FR)

BE CZ FR

4 records

MAS 37 V

Active

Zea mays L. · Maize

Joel Meunier

SK UA

4 records

MAS 220V

Active

Zea mays L. · Maize

MAS SEEDS

AT IT UA

5 records

ZP 161

Active

Zea mays L. · Maize

Yelena Vanchetovich

RO UA

8 records

SUM 305

Active

Zea mays L. · Maize

Saaten Union Romania, RO

IT UA

7 records

ZPSC 388

Active

Zea mays L. · Maize

INSTITUT ZA KUKURUZ ZEMUN POLJE

RO UA

6 records

MAS 30 K

Active

Zea mays L. · Maize

Joel Meunier

SK UA

4 records

LG 30352

Active

Zea mays L. · Maize

Philippe Flammant

BG UA

5 records

Hysun 232 IT HO

Active

Helianthus annuus L. · Sunflower

Roberto Reid

RO UA

6 records

765 C

Active

Helianthus annuus L. · Sunflower

TRIUMPH SEED CO.

ES IT

5 records

MAS 830 OL

Active

Helianthus annuus L. · Sunflower

MAS SEEDS

FR IT

4 records

MAS 53 B

Active

Zea mays L. · Maize

Maisadour Semences, F

6 records

MAS 12 R

Active

Zea mays L. · Maize

MAS SEEDS

4 records

NS H 496

Active

Helianthus annuus L. · Sunflower

SINISA JOCIC / SANDRA CVEJIC / GORAN MALIDZA / DRAGANA MILADINOVIC / VLADIMIR MIKLIC / NENAD DUSANIC

5 records

BE'LLA

Active

Sinapis alba L. · White mustard

KUZNETSOVA GALINA NIKOLAEVNA / POLYaKOVA RAISA SERGEEVNA / LOShKOMOJNIKOV IVAN ANATOL'EVICh / GORLOVA LYuDMILA ANATOL'EVNA / TRUBINA VIKTORIYa SERGEEVNA

5 records

Victoria

Active

Solanum tuberosum L. · Potato

KWEEKBEDRIJF ROPTA ZPC

BG CZ EE FI FR HU +7

34 records

Lady Rosetta

Active

Solanum tuberosum L. · Potato

S. Meiier B.V.

BG CZ DE DK ES FI +11

35 records

Latona

Active

Solanum tuberosum L. · Potato

ZPC Portugal

BG CZ EE ES FR HR +9

25 records

Bimonda

Active

Solanum tuberosum L. · Potato

U. OLDENBURGER (NL)

BE CZ DE DK ES FR +8

22 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.