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.

Bacardi

Active

Chrysanthemum L. · Chrysanthemum

FGB B.V.

3 records

Cal Bule

Active

Calibrachoa Cerv. · Calibrachoa

Pierce, Robert

3 records

Kocosmo

Active

Dianthus caryophyllus L. · Carnation

P.Kooij & Zonen B.V.

3 records

Burpeachtwentyeight

Active

Prunus persica (L.) Batsch · Peach

John Slaughter, The Burchell Nursery

5 records

Zara

Active

Cucurbita pepo L. · Field pumpkin

Tezier SA (FR)

3 records

Zairiala

Active

Prunus persica (L.) Batsch · Peach

Floyd Zaiger (US)

6 records

Zeplin

Active

Solanum lycopersicum L. · Tomato

HM Clause Inc (US)

3 records

YASNA

Active

Cucurbita pepo L. · Field pumpkin

Julien Mazet

3 records

Zanaz

Active

Cucumis melo L. · Melon

Nunhems B.V./Laboratioire ASL S.N.C.

5 records

Zodiac

Active

Cucurbita pepo L. · Field pumpkin

Gautier Semences SAS (FR)

4 records

Wimdinas

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

5 records

Westland

Protection expired

Chrysanthemum L. · Chrysanthemum

Knaap, J. C. M. van der|De Lier, Netherlands

3 records

Xonia

Active

Glycine max (L.) Merr. · Soybean

AGENZIA REGIONALE PER LO SVILUPPO RURALE (ERSA)

3 records

Washington Navel

Active

Citrus sinensis (L.) Osbeck · Sweet orange

5 records

Voletta

Active

Phaseolus vulgaris L. · Common bean

Volmary Ltd

4 records

Virgo Pajbjerg

Active

Medicago lupulina L. · Black medic

DLF SEEDS A/S

3 records

Viola

Active

Brassica oleracea L. (Kohlrabi Group) · Kohlrabi

SEMO a.s

3 records

Voltalie

Application submitted

Lactuca sativa L. · Lettuce

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

4 records

Wintergrazer 70

Active

Secale cereale L. · Rye

Pennington Seeds Inc

3 records

Villageoise

Active

Festuca arundinacea Schreb. · Tall fescue

Loft's Seed Inc. (US)

4 records

Viktor

Active

Capsicum annuum L. · Bell pepper

MAMEDOV MUBARIZ ISA OGLY / PYShNAYa OL'GA NIKOLAEVNA / DZhOS ELENA ALEKSEEVNA / MATYuKINA ANNA ALEKSEEVNA

3 records

Vanessa

Active

Solanum lycopersicum L. · Tomato

HAZERA SEEDS BV

3 records

Walcheren Winter 3

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

SES Europe (BE)

3 records

Varsovy

Active

Vicia sativa L. · Common vetch

Cerience (FR)

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.