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.
Vaccinium corymbosum L. · Highbush blueberry
Szkola Glowna Gospodarstwa Wiejskiego
Triticum aestivum L. · Bread wheat
Palucka Hodowla Roslin Grupa DANKO sp. z o.o.
Hordeum vulgare L. · Barley
Cebeco Handelsraad (NL)
Daucus carota L. · Carrot
Seminis Vegetable Seeds
Cucurbita pepo L. · Field pumpkin
BURPEE NL B.V.
Cynodon dactylon (L.) Pers. · Bermuda grass
SEMILLAS FITO' S.A.
Tulipa L. · Tulip
G. Buis Bloembollen B.V.
Trifolium pratense L. · Red clover
Hagberg, Arne
Triticum aestivum L. · Bread wheat
Bratuschak Serhii Petrovych, Oksom Volodymyr Polikarpovych, Skryplov Volodymyr Oleksandrovych, Morhun Volodymyr Vasylovych,
Lolium perenne L. · Perennial ryegrass
Barenbrug Holland B.V.
Zea mays L. subsp. mays (Maize Group) · Maize
Caussade Semences SA (FR)
Solanum lycopersicum L. · Tomato
ZERAIM GEDERA
Beta vulgaris Sugar Beet Group · Sugar beet
DLF Beet Seed APS
Allium cepa L. · Onion
Seminis Vegetables (NL)
Gladiolus L. · Gladiolus
Konynenburg & Mark BV (NL)
Triticum durum Desf. · Durum wheat
Südwestdeutsche Saatzucht GmbH&Co.KG
Festuca ovina L. · Sheep's fescue
Sliusar Serhii Mykolaiovych, Povydalo Mariia Vasylivna, Koriahin Oleksii Mykhailovych, Ostapets Tamara Anatoliivna,
Triticum durum Desf. · Durum wheat
North Dakota State University (US)
Zea mays L. · Maize
Fermerske hospodarstvo "Novoiehorivka-Ahro"
Hippophae rhamnoides L. · Sea buckthorn
Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas
Beta vulgaris Leaf Beet Group · Swiss chard
Domaine Public (FR)
Zea mays L. subsp. mays (Maize Group) · Maize
Semences Cargill SA (FR)
Helianthus annuus L. · Sunflower
Nicolae Parvu
Triticum aestivum L. · Bread wheat
Cambier Semences (FR)