Skip to content
agronom.cc cultivar database

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.

Dueamanda

Active

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

MARGA DÜMMEN

2 records

CCE-40

Active

Camelina sativa (L.) Crantz · Camelina

CAMELINA COMPANY ESPAÑA SL

3 records

Dangypbigmil

Terminated

Gypsophila L. · Baby's breath

Gavriel Danziger

2 records

Cart Depink

Terminated

Angelonia Bonpl. · Angelonia

Ralph Todd Perkins

2 records

DPORPZNAPR

Active

Portulaca oleracea L. · Common purslane

Gavriel Danziger

2 records

DP 499

Active

Gossypium L. · Cotton

2 records

Butly Lilla

Active

Impatiens walleriana x Impatiens pseudoviola

Jonkers Johanna B.|Andijk, NL

2 records

Creacoro

Terminated

Chrysanthemum L. · Chrysanthemum

Pierre Bernard^^^François Bernard

2 records

DP 396

Active

Gossypium L. · Cotton

2 records

Brittney Lane

Active

Prunus persica (L.) Batsch · Peach

Zaiger, Chris Floyd|929 Grimes Ave., Modesto, CA 95358 / Zaiger, Gary Neil|1907 Elm Ave., Modesto, CA 95358 / Gardner, Leith Marie|1207 Grimes Ave., Modesto, CA 95358 / Zaiger, Grant Gene|4005 California Ave., Modesto, CA 95358

3 records

DL044033

Active

Lilium L. · Lily

De Looff Lily Innovation B.V.

2 records

DIASSCAL

Withdrawn

Diascia Link & Otto · Twinspur

Syngenta Seeds B.V.

2 records

Diablo

Terminated

Gerbera L. · Gerbera

FLORIST HOLLAND B.V.

2 records

BO 88617102

Active

Prunus armeniaca L. · Apricot

Daniele Bassi

3 records

CM-048

Active

Glycine max (L.) Merr. · Soybean

3 records

Boxcanari

Terminated

Chrysanthemum L. · Chrysanthemum

Pierre Bernard^^^François Bernard

2 records

DEWIREBIS

Active

Delphinium elatum L. · Alpine delphinium

Delphiniumkwekerij N.G. Wigchert

2 records

DLFFALC1

Terminated

Chrysanthemum L. · Chrysanthemum

Arie Gerard Post

2 records

DK 217

Terminated

Zea mays L. · Maize

G.I.E. SOCKALB

2 records

Caxton

Terminated

Triticum aestivum L. · Bread wheat

Elsoms Seeds

3 records

BEJO 2218

Active

Cichorium intybus L. · Chicory

Bejo Zaden B.V.

2 records

Dekzariah

Application submitted

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

2 records

Barfourtythree

Active

Delphinium L. · Larkspur

Bartels Breeding B.V

2 records

Jump to page 154 308 462 512 602 617 622 712 771 925