Variety traits
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.
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.
Beta vulgaris Garden Beet Group · Garden beet
KWS VEGETABLES B.V.
Zea mays L. subsp. mays (Maize Group) · Maize
KWS SAAT SE & CO.KGAA
Hordeum vulgare L. · Barley
Florimond Desprez Veuve et Fils, FR
Allium cepa L. · Onion
MARALDI SEMENTI S.r.l.
Zea mays L. · Maize
Antoine Vincent
Beta vulgaris Sugar Beet Group · Sugar beet
Maribo Seed International ApS, DK
Zea mays L. · Maize
Daniel Kleiber
Triticum durum Desf. · Durum wheat
Eurodur
Prunus persica (L.) Batsch · Peach
Arsene Maillard (FR)
Zea mays L. · Maize
Buriak Serhii IUriiovych, Kapustian Maryna Viktorivna, Bibel IUliia Oleksandrivna, Kuzmyshyna Nataliia Vasylivna, Derkach Iryna Borysivna, Ponurenko Serhii Hennadiiovych, Muzafarov Nail Miniiarovych, Sikalova Olena Valentynivna, Barsukov Ihor Petrovych, C
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Dymchenko Tetiana Mykolaivna, Muzhylko Viktor Valentynovych,
Pisum sativum L. · Pea
Südwestsaat GbR (DE)
Zea mays L. · Maize
Dekalb Genetics Corporation
Tulipa L. · Tulip
W. van Lierop & Zonen B.V.
Zea mays L. · Maize
Raechel Baumgartner Delgado, Susan Johnson, Ed Baumgartner,
Vitis L. · Grapevine
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR
Triticum aestivum L. · Bread wheat
Danko Hodowla Roslin Sp.z.o.o.
Zea mays L. subsp. mays (Maize Group) · Maize
SYNGENTA SEEDS A.G.
Zea mays L. · Maize
Blandine Andreau
Hordeum vulgare L. · Barley
Syzenko Olena IEvhenivna, Dvorska Svitlana Volodymyrivna, Buniak Nataliia Mykhailivna, Sardak Mariia Ivanivna, Sardak Mykola Oleksiiovych
Zea mays L. · Maize
KWS SAAT SE & CO.KGAA
Allium cepa L. · Onion
MARALDI SEMENTI S.r.l.
Triticum durum Desf. · Durum wheat
Limagrain Europe, FR
Hippeastrum Herb. · Amaryllis
Park Amaryllis V.O.F.