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.
Brassica napus var. napus · Rapeseed
SYNGENTA WINTER OILSEED AB
Brassica napus var. napus · Rapeseed
Syngenta Crop Protection AG
Vicia faba L. var. minuta (hort. ex Alef.) Mansf. · Tick Bean
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG
Brassica napus var. napus · Rapeseed
Dr. Ernst Lütke Entrup / Ing. agr. Günter Michelmann
Brassica napus var. napus · Rapeseed
Serasem, FR
Malus domestica (Suckow) Borkh. · Apple
Ústav experimentální botaniky AV ČR, v.v.i. (CZ)
Triticum aestivum L. · Bread wheat
Magyarosi, Tomas/Löhde, Jörgen
Brassica napus var. napus · Rapeseed
MONSANTO SAATEN GmbH, DE
Hordeum vulgare L. · Barley
INSTITUTE NATIONAL DE LA RECHERCHE AGRONOMIQUE
Triticum aestivum L. · Bread wheat
SECOBRA RECHERCHES S.A.S
Brassica napus L. · Rapeseed
Norddeutsche Pflanzenzucht Hans-Georg Lembke KG
x Triticosecale Wittm. ex A. Camus · Triticale
Hodowla Roslin Strzelce Sp z.o.o. Grupa IHAR
Triticum aestivum L. · Bread wheat
NICKERSON (UK)
x Triticosecale Wittm. ex A. Camus · Triticale
S. A. FLORIMOND DESPREZ VEUVE ET FILS
Triticum durum Desf. · Durum wheat
Saatzucht Donau GmbH & Co.KG
Hordeum vulgare L. · Barley
Saatzucht Josef Breun GmbH & Co.KG (DE)
Triticum aestivum L. · Bread wheat
Saatzucht Donau GmbH & Co.KG
Triticum aestivum L. · Bread wheat
Svensson, Gunnar/Jönsson, Jan Ö.
Allium sativum L. · Garlic
Fruit'Ail Earl (FR)
Hordeum vulgare L. · Barley
SELGEN, a.s. (CZ)/Národní centrum zemědělského a potravinářského výzkumu, v. v. i. (CZ)
x Triticosecale Wittm. ex A. Camus · Triticale
WOLSKI| Dr.Tadeusz Wolski c/o SHR Laski / BRYKCZYNSKA| Lidia Brykczynska c/o SHR Choryn / SZOLKOWSKI| Andrzej Szolkowski c/o SHR Choryn / BANASZAK| Zofia Banaszak c/o "DANKO" Hodowla Roslin sp. z o.o.
x Triticosecale Wittm. ex A. Camus · Triticale
Elmar A. Weissmann
x Triticosecale Wittm. ex A. Camus · Triticale
Danko Hodowla Roslin Sp.z.o.o.
Triticum aestivum L. · Bread wheat
K. Kostov, A. Karaivanov, I. Panayotov, I. Todorov, N. Tsenov, I. Stoeva, I. Iliev, K. Malinski, T. Petrova