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

Apple 613 Grapevine 393 Tomato 340 Peach 338 Melon 293 Cauliflower 270 Bell pepper 263 Perennial ryegrass 246 Rose 242 Cucumber 230 Watermelon 219 Bigleaf hydrangea 198

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.

SW Superb

Terminated

Solanum tuberosum L. · Potato

Böös Ulla

3 records

Sunsilk

Active

Cucumis melo L. · Melon

Laboratoire ASL S.N.C., Nunhems B.V.

4 records

Sunny Puma

Active

Chrysanthemum x morifolium Ramat. · Florist's daisy

Ir.J. van der Knaap c/o Fides Beheer B.V.

2 records

Stockeu

Terminated

Cucumis sativus L. · Cucumber

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

4 records

Stark Redgold

Protection expired

Prunus persica (L.) Batsch var. nucipersica (Suckow) C. K. Schneid. · Nectarine

Anderson, Fred W.|Merced, CA

2 records

SV4129TH

Active

Solanum lycopersicum L. · Tomato

Monsanto Vegetable IP Management B.V.

4 records

Supera

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

2 records

Štěpánka

Active

Festuca trachyphylla (Hack.) Hack. · Hard fescue

Oseva Uni a.s., CZ

3 records

SS3778R

Active

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

Syngenta Crop Protection AG

2 records

Stark Blue Ribbon

Protection expired

Prunus domestica L. · European plum

STARK BROTHERS' NURSERIES AND ORCHARDS CO. (US)

2 records

Sunakku Ichigo

Active

Capsicum annuum L. · Bell pepper

SAKATA VEGETABLES EUROPE SAS

3 records

Starter

Active

Cucumis sativus L. · Cucumber

PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.

3 records

Summerdel

Withdrawn

Malus domestica (Suckow) Borkh. · Apple

L'Etat du Queensland (AU)

2 records

Sprinter

Terminated

Brassica oleracea L. (Cauliflower Group) · Cauliflower

PETOSEED CO

2 records

Soprano

Active

Prunus persica (L.) Batsch · Peach

PERFIL'EVA ZOYa NIKOLAEVNA / SMYKOV ANATOLIJ VLADIMIROVICh / SMYKOV VLADIMIR KARPOVICh / FEDOROVA OL'GA STEPANOVNA / LATSKO TAT'YaNA ANATOL'EVNA / LOBANOVSKAYa VALENTINA FEDOROVNA

4 records

Sorrento

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

LA SEMIORTO SEMENTI SRL

4 records

Sprinter

Active

Phaseolus vulgaris L. · Common bean

Holland-Select Research B.V.

2 records

Stratos

Active

Cucurbita pepo L. · Field pumpkin

Gautier Semences SAS (FR)

3 records

SPRITE

Terminated

Hordeum vulgare L. · Barley

PLANT BREEDING INTERNATIONAL CAMBRIDGE

4 records

Smadar

Terminated

Solanum lycopersicum L. · Tomato

The Hebrew University of Jerusalem - Fac Agricul Levi Eshkol (IL)

2 records

Sonya

Active

Malus domestica (Suckow) Borkh. · Apple

McLaren John

2 records

Spacestar

Active

Brassica oleracea L. convar. botrytis (L.) Alef. · Cauliflower

Syngenta Seeds B. V.

2 records

Sirope

Active

Cucumis melo L. · Melon

HAZERA SEEDS BV

3 records

Sipontum

Active

Solanum lycopersicum L. · Tomato

HM.Clause S.A.S.

3 records

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Cultivation

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.