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.
Solanum tuberosum L. · Potato
Pomorsko Mazurska Hodowla Ziemniaka Sp.z o.o. z siedziba w Strzekecinie
Glycine max (L.) Merr. · Soybean
Dekalb Genetics Corporation
Beta vulgaris Sugar Beet Group · Sugar beet
SAS FLORIMOND-DESPREZ Veuve et Fils
Solanum lycopersicum L. · Tomato
BURPEE NL B.V.
Zea mays L. · Maize
Dow AgroSciences VertriebsgmbH
Brassica napus var. napus · Rapeseed
KNOLD TOP APS
Brassica oleracea L. (White Cabbage Group) · White cabbage
Graines Voltz (FR)
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Graines Voltz (FR)/Hollar Seeds (US)
Capsicum annuum L. · Bell pepper
AMBARUS SILVICASTOIAN LUCIAN
Raphanus sativus L. var. oleiformis Pers. · Oil radish
Ringot (FR)
Prunus avium (L.) L. · Sweet cherry
PETRE LUDOVICROMINGER EMIL
Daucus carota L. · Carrot
Domaine Public (FR)
Cucurbita pepo L. · Field pumpkin
Domaine Public (FR)
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Berries Del Oeste S.L.
Phaseolus vulgaris L. · Common bean
ASGROW ITALIA VEGETABLE SEEDS S.R.L.
Solanum lycopersicum L. · Tomato
GRAINES GAUTIER, S.A.
Gossypium hirsutum L. · Upland cotton
BIOS AGROSYSTEMS ABEE
Solanum tuberosum L. · Potato
CHIRU SORIN CLAUDIU
Cucurbita pepo L. · Field pumpkin
Asgrow Seed Company (US)
Beta vulgaris Sugar Beet Group · Sugar beet
KWS SAAT SE, DE
Lolium multiflorum Lam. · Italian ryegrass
CENTRO DI RICERCA MIGLIORAMENTO GENETICO PIANTE AGRARIE S.R.L. C.M.G.P.A.
Phaseolus vulgaris L. · Common bean
Bejo Zaden B.V.
Vicia faba L. var. minuta (hort. ex Alef.) Mansf. · Tick Bean
CEREAL FER SEMENTI SNC / CGS SEMENTI S.P.A.
Capsicum annuum L. · Bell pepper
Krishidhan Seeds Europe B.V.