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.

Vesna

Active

Cucumis sativus L. · Cucumber

OOO 'AGROFIRMA 'SEDEK'

5 records

Verlawn

Active

Lolium perenne L. · Perennial ryegrass

Jouffray-Drillaud SA (FR)

6 records

Vertige

Active

Prunus armeniaca L. · Apricot

Jean-Marc Audergon c/o INRA

7 records

Venice

Active

Lolium perenne L. · Perennial ryegrass

DLF SEEDS A/S

5 records

Wekcocbeb

Application submitted

Rosa L. · Rose

Weeks Roses Inc (US)

4 records

Vifelt

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

6 records

Waterworks

Active

Poa pratensis L. · Kentucky bluegrass

Rutgers, The State University of New Jersey

4 records

Titan RX

Active

Festuca arundinacea Schreb. · Tall fescue

SEED RESEARCH OF OREGON

4 records

Tiril

Active

Hordeum vulgare L. · Barley

Graminor AS, N-2322 Ridabu

7 records

Tiger

Active

Agrostis capillaris L. · Common bent

CEBECO INTERNATIONAL SEEDS

5 records

Totoro

Active

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

6 records

Todonas

Active

Lactuca sativa L. · Lettuce

Rijk Zwaan, NL

7 records

Trimour

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Florimond Desprez Veuve et Fils, FR

7 records

Titanium

Active

Festuca arundinacea Schreb. · Tall fescue

Rutgers, The State University of New Jersey

4 records

Titane

Active

Vicia benghalensis L. · Purple vetch

Jouffray-Drillaud SA (FR)

7 records

Tinman

Active

Brassica oleracea L. (Broccoli Group) · Broccoli

Seminis Vegetable Seeds

5 records

Tara

Protection expired

Trifolium repens L. · White clover

Teagasc

6 records

Tekila

Active

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

SYNGENTA SEEDS B.V.

4 records

Tanrodat

Active

Rosa L. · Rose

Hans-Juergen Evers

4 records

Tazio

Active

Hordeum vulgare L. · Barley

GUERRESI SEMENTI S.R.L.

4 records

Sweet Dream

Active

Prunus persica (L.) Batsch · Peach

Zaiger's Inc. Genetics

7 records

Survivor

Active

Festuca rubra L. · Red fescue

Pennington Seed

5 records

SU Mousqueton

Active

Triticum aestivum L. · Bread wheat

Asur Plant Breeding, F

5 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.