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.

Docalalnaorze

Withdrawn

Calibrachoa parviflora (Juss.) D’Arcy · seaside petunia

Dümmen Group B.V.

1 record

FBV1130

Active

Zea mays L. · Maize

Limagrain Europe S.A.S

1 record

Faste

Terminated

Cichorium intybus L. · Chicory

Societé des Produits Nestlé S.A.

1 record

GSCCPETW

Withdrawn

Zantedeschia Spreng. · Arum-lily

Dümmen Group B.V.

1 record

Dozanbuff

Active

Zantedeschia Spreng. · Arum-lily

G. Geerlings & Zonen B.V.

1 record

Diasclaro

Terminated

Diascia Link & Otto · Twinspur

Syngenta Seeds B.V.

1 record

Garanza

Terminated

Lilium L. · Lily

Vletter & Den Haan Beheer B.V

1 record

Domenico Orange

Terminated

Chrysanthemum L. · Chrysanthemum

PARATY B.V.B.A

1 record

Galloway

Terminated

Lilium L. · Lily

Vletter & Den Haan Beheer B.V

1 record

Dolomia

Active

Rubus idaeus L. · Red raspberry

Sant Orsola Societa Cooperativa Agricola

4 records

Gabrielle

Terminated

Zantedeschia Spreng. · Arum-lily

Zantedeschiagroep Trendflor V.O.F.

1 record

FVI642

Active

Zea mays L. · Maize

Limagrain Europe S.A.S

1 record

DLFMYKO1

Terminated

Chrysanthemum L. · Chrysanthemum

Arie Gerard Post

1 record

Dekpaddy

Terminated

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

1 record

Deknadya

Terminated

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

1 record

Froggy

Terminated

Chrysanthemum L. · Chrysanthemum

FGB B.V.

1 record

Dekmajor Pink

Terminated

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

1 record

DLFCOUT8

Active

Chrysanthemum L. · Chrysanthemum

Arie Gerard Post

1 record

Dekchevy

Terminated

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

1 record

FORNER_ALCAIDE_1633

Application submitted

Citrus L. · Citrus

VARIOS OBTENTORES

2 records

Dekalgarve

Terminated

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

1 record

EG7B64

Active

Zea mays L. · Maize

Lidea France S.A.S

1 record

Decibel

Terminated

Gerbera L. · Gerbera

Piet Schreurs Holding B.V.

1 record

Florvendula Purple

Terminated

Lavandula stoechas L. · French lavender

HAMER BLOEMZADEN B.V.

1 record

1 2 ... 919 920 921 922 923 924 925 ... 1078 1079 Next

Jump to page 154 308 462 617 771 822 912 925 932 1 022

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

All terms →

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.