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.
Phaseolus vulgaris L. · Common bean
Domaine Public (FR)
Zea mays L. · Maize
Pinter Zoltan / Balassa Gyoergy / Szel Sandor / Kalman Laszlo / Toldine dr. Toth Eva / Pinter Zoltanne
Zea mays L. subsp. mays (Maize Group) · Maize
Hodowla Roslin Smolice Sp.z o.o Grupa IHAR
Zea mays L. subsp. mays (Maize Group) · Maize
Pioneer Hi-Bred International Inc (US)
Zea mays L. · Maize
Syngenta participation AG
Zea mays L. · Maize
SAATBAU LINZ EGEN
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Glycine max (L.) Merr. · Soybean
Globe Seeds B.V.
Triticum aestivum L. · Bread wheat
PLANT BREEDING INTERNATIONAL CAMBRIDGE
Helianthus annuus L. · Sunflower
Limagrain Verneuil Holding (FR)
Gossypium hirsutum L. · Upland cotton
BASF AGRICULTURAL SOLUTIONS US LLC
Vitis vinifera L. · Common grape vine
HAHN LUTHER C. / MARANTO JOSEPH
Helianthus annuus L. · Sunflower
Jean Pierre Dufourcq
Phaseolus vulgaris L. · Common bean
Domaine Public (FR)
Zea mays L. · Maize
Syngenta Crop Protection AG
Triticum aestivum L. · Bread wheat
Syngenta Crop Protection AG, CH
Beta vulgaris Sugar Beet Group · Sugar beet
SPPS
Brassica napus var. napus · Rapeseed
Serasem S.A.S., Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)
Zea mays L. subsp. mays (Maize Group) · Maize
Hodowla Roslin Smolice Sp.z o.o Grupa IHAR
Zea mays L. · Maize
Dr. K.L. Nau, Dr. P.G.Goertz,
Dianthus caryophyllus L. · Carnation
JACOB VAN ANDEL
Zea mays L. · Maize
Syngenta Crop Protection AG Seeds Divison
Zea mays L. subsp. mays (Maize Group) · Maize
Syngenta Crop Protection AG, CH
Asparagus officinalis L. · Asparagus
INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR