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.

Herkules

Active

Humulus lupulus L. · Common hop

Herbert Ehrmaier

2 records

Elegance

Active

Allium cepa L. var. aggregatum G. Don · Shallot

Broersen InternationalB.V.

2 records

Dozanalspri

Active

Zantedeschia Spreng. · Arum-lily

Dümmen Group B.V.

2 records

Fikalisano

Active

Kalanchoe blossfeldiana Poelln. · Flaming Katy

Ike Vlielander

2 records

Fify Vio

Terminated

Impatiens walleriana Hook. f. · Busy Lizzie

Jonkers, Hanneke

2 records

Fibreswe

Active

Chrysanthemum L. · Chrysanthemum

Fides B.V.

2 records

Fidahhypwhi

Active

Dahlia Cav. · Dahlia

van Haaster Johanna G. H.|De Hillegom, NL

2 records

Golm Litpin

Terminated

Dahlia Cav. · Dahlia

Pim Kaagman c/o Goldsmith Seeds Europe B.V.

2 records

Fabiola

Active

Vicia faba L. · Broad bean

SEMILLAS FITO SAU

3 records

GSCCBUAL

Active

Zantedeschia Spreng. · Arum-lily

PETER BECKMAN

2 records

Grom

Terminated

Solanum tuberosum L. · Potato

Landbruks- og matdepartementet, N - 0030 Oslo

3 records

DLFAMAM1

Active

Chrysanthemum L. · Chrysanthemum

Arie Gerard Post

2 records

Dochrymalab

Active

Chrysanthemum L. · Chrysanthemum

Dümmen Group B.V.

2 records

ESM G052

Active

Gypsophila L. · Baby's breath

Guerrero Maria Elena

2 records

G16

Active

Chenopodium quinoa Willd. · Quinoa

STICHTING WAGENINGEN RESEARCH-WAGENINGEN PLANT RESEARCH

2 records

Enectavio

Active

Cannabis sativa L. · Hemp

Jacopo Vladimiro Paolini

2 records

DLFSTELL10

Active

Chrysanthemum L. · Chrysanthemum

Arie Gerard Post

2 records

Eos

Active

Euphorbia milii Des Moul. · Crown of thorns

Hjortebjerg Plant Licence A/S

2 records

French Kiss

Active

Zantedeschia Spreng. · Arum-lily

Bram Breugem

2 records

DLFLICIA

Active

Chrysanthemum L. · Chrysanthemum

Arie Gerard Post

2 records

Enectusia

Active

Cannabis sativa L. · Hemp

Jacopo Vladimiro Paolini

2 records

Decathlon

Terminated

Brassica napus var. napus · Rapeseed

CEBECO ZADEN B.V.

2 records

Floruipimo

Withdrawn

Petunia Juss. · Petunia

TOBIAS BRAUNIG

2 records

Dueimvidared

Active

Pelargonium zonale (L.) L'Hér. · Horseshoe pelargonium

MARGA DÜMMEN

2 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.