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Cultivation

Winter and spring forms

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.

Sources10

Breakdown by crop

Found in these crops

Varieties that feature this in their description

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.

Oregal

Terminated

Triticum durum Desf. · Durum wheat

Ets Claude Camille Benoist SA (FR)/Venturoli Sementi (IT)

FR
3 records

Malus domestica (Suckow) Borkh. · Apple

Information not available - Contact NL authorities

NL
2 records

Avena sativa L. · Oat

Veisz Otto / Vida Gyula / Bedoe Zoltan / Lang Laszlo / Bencze Szilvia / Varga Balazs

HU
3 records

Avena sativa L. · Oat

Bedoe Zoltan / Veisz Otto / Lang Laszlo / Vida Gyula / Szunics Laszlo

HU
3 records

Nova žitarka

Terminated

Triticum aestivum L. · Bread wheat

Poljoprivredni Institut Osijek, HR

HR
3 records

Najah

Active

Hordeum vulgare L. · Barley

SEMILLAS BATLLE, S.A.

ES
2 records

Nixon

Active

Triticum aestivum L. · Bread wheat

Oregon State University

DK
2 records

Noire de moyencourt

Protection expired

Avena sativa L. · Oat

Ets Claude Camille Benoist SA (FR)

FR
2 records

Monza

Protection expired

Triticum aestivum L. · Bread wheat

Nickerson Seeds Ltd (GB)/Nickerson SA (FR)

FR
4 records

Nepal

Active

Vicia faba L. var. minuta (hort. ex Alef.) Mansf. · Tick Bean

Institut national de recherche pour l'agriculture, l'aliment (FR)/Agri Obtentions SA (FR)

FR
2 records

MARIS ENSIGN

Terminated

Triticum aestivum L. · Bread wheat

PLANT BREEDING INTERNATIONAL CAMBRIDGE

DK
4 records

Allium sativum L. · Garlic

Józef Gadzicki

PL
3 records

MARIS DRUID

Terminated

Hordeum vulgare L. · Barley

PLANT BREEDING INTERNATIONAL CAMBRIDGE

DK
2 records

MARIS TEMPLAR

Terminated

Triticum aestivum L. · Bread wheat

Plant Breeding International Cambridge Ltd (GB)

FR
3 records

Libritta

Protection expired

Brassica napus L. · Rapeseed

DEUTSCHE SAATVEREDELUNG AG

NL
3 records

Leblond

Active

Allium porrum L. · Leek

Domaine Public (FR)

FR
2 records

Madalina

Active

Camelina sativa (L.) Crantz · Camelina

SAUCA FLORENTINAJURCOANE STEFANADOBRE PAULMATEI FLORENTINAPODGOREANU EMANUELAMORARU ANDRACRISTEA STELICACORNEA CALINA PETRUTA

RO
3 records

LD Phi

Active

Triticum monococcum L. · Einkorn wheat

LEMAIRE DEFFONTAINES S.A.S.

DE
2 records

Liivika

Active

Malus domestica (Suckow) Borkh. · Apple

Kalju Kask 100%

EE
4 records

Licorne

Protection expired

Brassica napus var. napus · Rapeseed

Heinrich Busch

FR
3 records

LD Balle

Active

Triticum monococcum L. · Einkorn wheat

LEMAIRE DEFFONTAINES S.A.S.

DE
2 records

Kokart

Terminated

Triticum aestivum L. · Bread wheat

STRUBE GMBH&CO.KG

ES
2 records

Kentavr

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Hrytsenko Vira Volodymyrivna, Shevchenko Nina Oleksandrivna, Churakova Nadiia Kostiantynivna, Chekunova Nina Oleksiivna, Krokhmal` Anna Valentynivna, Hrabovets` Anatolii Ivanovych,

UA
2 records

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