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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

Winter and spring forms of common wheat 370 Winter and spring barley forms 187 Winter and spring forms of triticale 141 Winter and spring rapeseed forms 93 Winter and Spring Forms — Durum Wheat 67 Winter and spring forms of oats 50 Winter and spring rapeseed forms 41 Winter and spring forms of rye 26 Winter and spring forms of pea 24 Winter and spring forms of flax 21 Winter and spring forms of spelt and emmer 20 Winter and spring forms of Camelina sativa 17 Winter and Spring Forms of Faba Bean 16 Winter and spring forms of common vetch 13 Winter and spring forms of small-seeded faba beans 13 Winter and spring forms — opium poppy 11 Winter and spring growth habits — common wheat 10 Winter and spring forms of winter cress 10 Winter and spring forms of Triticum monococcum L. 9 Winter and spring forms of garlic 8 Winter and Spring Forms — Red Fescue 7 Winter and Spring Forms of Emmer 7 Winter and spring forms of white lupin 6 Winter and spring forms of onion 4

Found in these crops

Bread wheat 211 Triticale 87 Apple 87 Barley 79 Rapeseed 53 Durum wheat 36 Oat 31 Pea 21 Rapeseed 19 Rye 17 European pear 15 Spelt 14

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.

SU Lucie

Active

Hordeum vulgare L. · Barley

W. von Borries-Eckendorf OHG, Leopoldshöhe DE

DE EE FR HU LT UA
9 records

Ish 93-2

Active

Brassica napus var. napus · Rapeseed

SERASEM RECHERCHE ET SÉLECTION VÉGÉTALES

BE CZ DE DK FR
12 records

PR 46 W 15

Protection expired

Brassica napus var. napus · Rapeseed

Pioneer Overseas Corporation US (USA)

DE DK HR
9 records

Noe'

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Institut National de la Recherche Agronomique I.N.R.A.

HR IT
7 records

BG Ikona 2S

Active

Triticum aestivum L. · Bread wheat

Borislav Kobiljski

BG UA
8 records

SMH 87

Active

Triticum durum Desf. · Durum wheat

Hodowla Roslin Smolice Sp.z o.o Grupa IHAR

CZ PL
5 records

PT 206

Active

Brassica napus var. napus · Rapeseed

PIONEER OVERSEAS CORPORATION

DE
7 records

Nicogreen

Active

Malus domestica (Suckow) Borkh. · Apple

Yokhan Nikolai

NL UA
24 records

Tulus

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Ralf Schachschneider

AT CZ DE EE LT LU +4
22 records

Skagen

Active

Triticum aestivum L. · Bread wheat

W. von Borries-Eckendorf GmbH & Co.KG

EE FI LT LU LV PL +2
23 records

Fuji Fubrax

Active

Malus domestica (Suckow) Borkh. · Apple

Thomas Braun

FR NL
20 records

Lennox

Active

Triticum aestivum L. · Bread wheat

Strube, D

EE FI FR LT LU PL +1
22 records

Jeromine

Active

Malus domestica (Suckow) Borkh. · Apple

SCAFO, Jean-Jacques Feuillet

FR NL
17 records

Temuco

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Lantmannen SW Seed BV (NL)

CZ DE EE FI FR LT +2
18 records

Justina

Protection expired

Hordeum vulgare L. · Barley

Nordsaat Saatzuchtgesellschaft GmbH, D-38895 Bohnshausen

DK EE FI LT LV PL +1
20 records

Symbios

Active

Pisum sativum L. · Pea

RAGT 2N S.A.S

CZ DE EE FI FR LT +1
16 records

Scrabble

Active

Hordeum vulgare L. · Barley

Syngenta Seeds

CZ FI FR LT SK UA
15 records

Trias

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Sejet Planteforaedling I,S

BE DK EE FR LT NL
12 records

Cedrico

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Lantmannen SW Seed BV (NL)

CZ DE EE FR LT LU
14 records

Viking

Active

Brassica napus var. napus · Rapeseed

SERASEM RECHERCHE ET SÉLECTION VÉGÉTALES

CZ DE DK HR PL
19 records

Integral

Active

Hordeum vulgare L. · Barley

Secobra Recherches, Maule FR

DE FR HU IE
17 records

Amicus

Active

Triticum aestivum L. · Bread wheat

Saatzucht Donau, A

HR HU RO SI
14 records

SU Horizon

Active

Triticum aestivum L. · Bread wheat

Asur Plant Breeding SAS Pôle Végétal de la Plaine d'Estrées

BE EE FR LT NL PL
13 records

Granny

Active

Triticum aestivum L. · Bread wheat

SELGEN A.S

EE LT SK UA
11 records

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