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Cultivation

Winter covering

Winter covering is an agrotechnical practice for plant protection, indicating a variety's insufficient adaptation to the local climate. The necessity of this procedure shifts crop cultivation into an intensive and labor-intensive format, requiring regular expenditures and strict adherence to work s…

Mentioned in descriptions 14 029 varieties reference book.

The need for winter covering manifests as mandatory annual plant preparation, including mulching, hilling, bending down shoots, or using protective frames and materials. This is a variety marker indicating its inability to independently withstand local climatic conditions, which compels the agronomist to create an artificial environment for protection against frost damage.

Protection effectiveness directly depends on adhering to timelines and the quality of materials used. Early covering at high temperatures can provoke rotting or the development of fungal diseases, while late covering will not protect against early frosts. The success of the operation is also determined by the general condition of the plants: weakened specimens or an excess of nitrogen nutrition in autumn increase the risk of death even when protective structures are present.

Assessing the feasibility of covering relies on economic profitability and agrotechnical capabilities. With the aging of woody and shrub crops, the complexity of installing structures increases, which reduces the scalability of plantings. When choosing a variety, it is recommended to consider frost resistance data and prioritize regionalized winter-hardy alternatives that do not require manual intervention during the winter period.

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.

Rodon

Active

Brassica oleracea L. (Red Cabbage Group) · Red cabbage

Hazera Seeds B.V.

CZ HU NL PL SK
8 records

Lucinda

Active

Festuca rubra L. · Red fescue

VAN DEN BOGAERT COR

DE DK NL PL
12 records

Liroyal

Protection expired

Festuca rubra L. · Red fescue

Euro Grass Breeding GmbH Co. KG

CZ DE DK FR PL
11 records

Malimba

Protection expired

Brassica oleracea L. (Cauliflower Group) · Cauliflower

SVS Holland B.V.

CZ NL PL SI SK
9 records

Lambado

Active

Pisum sativum L. · Pea

Syngenta Seeds B.V.

BE FR HU NL UA
9 records

Legende

Active

Festuca rubra L. · Red fescue

LIMAGRAIN GENETICS

DE DK FR HR NL
11 records

Gloster

Active

Malus domestica (Suckow) Borkh. · Apple

RUP «BRESTSKAYA OBLASTNAYA SELSKOXOZYAJSTVENNAYA OPYTNAYA STANCZIYA NAN BELARUSI»

CZ HU NL PL SI
14 records

Elisabeth

Application submitted

Solanum tuberosum L. · Potato

Cooeperatie Agrico U.A.

CZ HR NL SI SK
9 records

Elise

Active

Malus domestica (Suckow) Borkh. · Apple

VERHAEGH| Jacobus Johannes Verhaegh

BE DE FR NL PL
18 records

Flyer

Active

Festuca rubra L. · Red fescue

Pure Seed Testing Inc (US)

DE DK FR NL SE
9 records

Castello

Active

Brassica oleracea L. (White Cabbage Group) · White cabbage

Hazera Seeds B.V.

CZ HU NL PL SK
7 records

Bardessa

Terminated

Lolium perenne L. · Perennial ryegrass

Theodorus P.M. op den Kamp

DE EE FR NL SE
13 records

Tango

Active

Allium porrum L. · Leek

Moravoseed Spol. S.r.o

CZ DK PL SK
7 records

Tegera

Active

Prunus domestica L. · European plum

Walter Hartmann c/o Universität Hohenheim

CZ DE HU SK
17 records

Supremo

Active

Cucurbita pepo L. · Field pumpkin

SYNGENTA SEEDS B.V.

CZ HU NL UA
7 records

Stepa

Active

Glycine max (L.) Merr. · Soybean

RAGT semences

AT DE FR UA
11 records

Spurt

Active

Trifolium pratense L. · Red clover

Oseva Uni a.s., CZ

AT CZ FR LU
9 records

Sydsport

Application submitted

Poa pratensis L. · Kentucky bluegrass

W WEIBULL

DE DK FR SE
8 records

Pongo

Protection expired

Hordeum vulgare L. · Barley

Verneuil Recherche SA (FR)/Svalof Weibull AB (SE)

DK FR LT SE
13 records

Parsifal

Active

Poa pratensis L. · Kentucky bluegrass

Zelder BV (NL)

DE DK FR UA
11 records

Sava

Active

Solanum tuberosum L. · Potato

Landbrugets Kartoffelfond, Foraedlst., DK-7184 Vandel

DK NL PL SE
10 records

P64bb01

Active

Helianthus annuus L. · Sunflower

PIONEER OVERSEAS CORPORATION US

BG FR SK UA
8 records

Merwi

Active

Trifolium repens L. · White clover

Rijksstation Voor Plantenveredeling (BE)

BE FR LU NL
11 records

Secale cereale L. · Rye

PHP PETERSEN

AT DE FR LU
10 records

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