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.

CICLON

Terminated

Capsicum annuum L. · Bell pepper

ZETA SEEDS S.L.

ES
2 records

Citronella

Protection expired

Melissa officinalis L. · Lemon balm

Christoph Kleinhanns / Elke Siebecke

DE
1 record

DACIA

Terminated

Solanum tuberosum L. · Potato

BOZESAN ION

RO
1 record

COCO NAIN GAUTIER

Withdrawn

Phaseolus vulgaris L. · Common bean

GRAINES GAUTIER, S.A.

ES
1 record

Circus

Withdrawn

Lolium perenne L. · Perennial ryegrass

FRAUEN| Dr. Martin Frauen in Fa. Norddeutsche Pflanzenzucht Hans-Georg Lembke KG. / LueBBE| Gisela Luebbe

DE
4 records

Contanex

Terminated

Phaseolus vulgaris L. · Common bean

FRANCE GRAINES (FR)

FR
1 record

Cyrane

Terminated

Phaseolus vulgaris L. · Common bean

Les Graines Caillard Sa (FR)

FR
2 records

Chorniava

Terminated

Brassica juncea (L.) Czern. · Brown mustard

Kharuk Ihor Dmytrovych, Moskvych Stepan Ovsiiovych, Mazur Valerii Oleksandrovych, Hurynovych Stepan Iosypovych, Haidash Vasyl` Dmytrovych,

UA
2 records

Danaro

Terminated

Lolium perenne L. · Perennial ryegrass

KWS France (FR)/Dansk Planteforaedling (DK)

FR
1 record

Conory

Active

Solanum lycopersicum L. · Tomato

Shevchenko Ihor Andriiovych

UA
2 records

CUMBERLAND

Active

Zea mays L. · Maize

Ken Christensen

UA
2 records

CMY 1006

Withdrawn

Cucumis melo L. · Melon

PIONEER HI-BRED INTERNATIONAL

ES
1 record

CMS3391

Active

Zea mays L. · Maize

Joel Meunier

UA
2 records

CMS2908

Active

Zea mays L. · Maize

Joel Meunier

UA
2 records

CMS2311

Active

Zea mays L. · Maize

Joel Meunier

UA
2 records

Daizy

Active

Solanum lycopersicum L. · Tomato

Dong-Wook Cho

UA
2 records

CMC12

Withdrawn

Zea mays L. · Maize

Maize Technologies International

IT
1 record

CSZ 9192

Terminated

Brassica napus L. · Rapeseed

CAUSSADE SEMENCES

IT
1 record

Cukrowa POL

Active

Petroselinum crispum (Mill.) Nym. ex A.W. Hill var. tuberosum (Bernh.) Mart Crov. · Hamburg parsley

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

PL
1 record

Daho

Application submitted

Raphanus sativus L. var. sativus · Radish

Hazera Seeds B.V.

NL
2 records

CSM18358

Active

Zea mays L. · Maize

CAUSSADE SEMENCES

IT
1 record

CSM5870

Active

Zea mays L. · Maize

CAUSSADE SEMENCES

IT
1 record

CSM18253

Active

Zea mays L. · Maize

CAUSSADE SEMENCES

IT
1 record

Jump to page 154 308 462 617 771 778 868 888 925 978