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.

Floreal

Active

Vitis vinifera L. · Common grape vine

NO DECLARADOS

6 records

Cherise

Active

Lachenalia Jacq. f. ex Murr. · Cape Cowslip

ricultural Research Council

6 records

Captain Rosette

Active

Zantedeschia Spreng. · Arum-lily

Tim Kapiteyn

6 records

Black Jack

Active

Zantedeschia Spreng. · Arum-lily

Zantedeschiagroep Trendflor V.O.F.

7 records

Cardiff

Active

Glycine max (L.) Merr. · Soybean

Thom Hoffman

AT HU SK UA

8 records

Mihelca

Active

Triticum aestivum L. · Bread wheat

Daniel Shkoro

HR SI UA

9 records

Traktor

Active

Secale cereale L. · Rye

PHP PETERSEN

DE LU

10 records

Beta

Active

Vicia pannonica Crantz · Hungarian vetch

DEUTSCHE SAATVEREDELUNG AG

HU SI

7 records

Kevin

Active

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

Syngenta Seeds B.V. (NL)

HR NL

7 records

Red Hunter

Protection expired

Solanum lycopersicum L. · Tomato

Nunhems B.V.

CZ HR PL SK

5 records

Legend

Active

Allium cepa L. · Onion

Bejo Zaden, NL

HU SK UA

5 records

Es Marco

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Euralis Semences FR

CZ FR NL PL

5 records

Wolf

Active

Allium cepa L. · Onion

NICKERSON-ZWAAN B.V., NL

HU SK

5 records

Zerto

Terminated

Capsicum annuum L. · Bell pepper

Nunhems B.V.

HU NL PL SK

5 records

Zlata

Active

Raphanus sativus L. var. sativus · Radish

Moravoseed Spol. S.r.o

CZ PL UA

5 records

Speruge

Terminated

Rosa L. · Rose

GEERS| Arie Geers

BE DE FR NL

5 records

Rosana

Active

Malus domestica (Suckow) Borkh. · Apple

Ústav experimentální botaniky AV ČR, v.v.i. (CZ)

CZ DE NL SK

9 records

Shannon

Protection expired

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Bejo Zaden B.V.

HU NL PL SI

5 records

Santorino

Protection expired

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

Syngenta Seeds B.V.

CZ HU NL PL

5 records

Robin

Active

Allium cepa L. · Onion

Her Bimsdeboer

HU SK UA

5 records

Relinda

Active

Malus domestica (Suckow) Borkh. · Apple

Prof. Dr. Manfred Fischer / Heinz Murawski + im Institut für Obstforschung Dresden-Pillnitz / Prof. Dr. Christa Fischer

DE HU PL UA

9 records

Picobello

Protection expired

Cucumis sativus L. · Cucumber

DE RUITER SEEDS

CZ NL PL SK

5 records

Melquatro

Active

Lolium multiflorum Lam. ssp. italicum (A. Br.) Volkart · Italian ryegrass

JOST BEART

AT BE SI

5 records

Heritage

Active

Rubus idaeus L. · Red raspberry

Station de Geneva (US)

CZ FR NL SK

12 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.