Cultivation
The distinction between winter and spring forms is based on the biological requirement for vernalization—a temperature-driven phase necessary for the formation of reproductive organs. Winter forms require cold exposure, whereas spring forms develop at higher temperatures throughout a single growing…
Mentioned in descriptions 2 949 varieties reference book.
Winter forms require exposure to low temperatures between 0 and +10°C for 20–70 days to transition to generative development, whereas spring forms require only temperatures between +5 and +20°C for 7–20 days. When winter forms are sown in the spring, plants often fail to form reproductive organs. There are also facultative varieties capable of producing a harvest under both sowing patterns in regions with mild climates.
The choice between these forms depends on risk management, crop rotation, and technical resources. Winter varieties are sown in the autumn; they have higher yield potential due to the utilization of autumn-winter moisture and mature 10–15 days earlier. Spring forms depend on spring-summer precipitation; they possess lower winter hardiness and more frequently exhibit high baking quality.
Variety resistance and productivity are determined by adaptability to local climatic conditions, such as the availability of reliable snow cover for winter forms or tolerance to summer droughts for spring forms. Planning sowings using both forms allows for reduced machinery workload during the spring period, efficient distribution of soil fertility, and protection of the farm against weather-related risks.
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.
Triticum aestivum L. · Bread wheat
Lantmännen SW Seed
Triticum aestivum L. · Bread wheat
PLANT BREEDING INTERNATIONAL CAMBRIDGE
Brassica napus L. · Rapeseed
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG
Triticum durum Desf. · Durum wheat
Northrup King Semences SA (FR)/Ets Claude Camille Benoist SA (FR)
x Triticosecale Wittm. ex A. Camus · Triticale
SW Seed Hadmersleben GmbH (DE)
Triticum durum Desf. · Durum wheat
Hodowla Roslin Smolice Sp.z o.o Grupa IHAR
Triticum aestivum L. · Bread wheat
RAGT 2n
Triticum durum Desf. · Durum wheat
AGROMONEGROS, S.A.
Raphanus sativus L. var. niger (Mill.) S. Kerner · Black radish
Domaine Public (FR)
Avena sativa L. · Oat
Todorka Savova Toneva, Dragomir Valchev
Triticum aestivum L. subsp. spelta (L.) Thell. · Spelt
Amt der Tiroler Landesregierung
Hordeum vulgare L. · Barley
PLANT BREEDING INTERNATIONAL CAMBRIDGE
Triticum aestivum L. · Bread wheat
CAUSSADE SEMENCES
x Triticosecale Wittm. ex A. Camus · Triticale
V. Georgiev, H. Stoyanov, T. Petrova, V. Ivanova, Y. Stanoeva, S. Doneva
Malus domestica (Suckow) Borkh. · Apple
Information not available - Contact NL authorities
Lactuca sativa L. · Lettuce
Domaine Public (FR)
Triticum aestivum L. · Bread wheat
SAS FLORIMOND DESPREZ VEUVE and FILS
Hordeum vulgare L. · Barley
Secobra Recherches, FR
Triticum aestivum L. · Bread wheat
RAGT 2N S.A.S
Triticum aestivum L. · Bread wheat
RAGT 2N S.A.S
Malus domestica (Suckow) Borkh. · Apple
Domaine Public (FR)
Triticum aestivum L. · Bread wheat
Vilmorin SA (FR)
Triticum aestivum L. · Bread wheat
Poznanska Hodowla Roslin Sp. z o.o
Malus domestica (Suckow) Borkh. · Apple
Domaine Public (FR)