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.

Veronique

Active

Lactuca sativa L. · Lettuce

Nunhems B.V.

6 records

Vegas

Active

Solanum lycopersicum L. var. lycopersicum · Tomato

ISI SEMENTI SPA

3 records

Valinor

Active

Solanum lycopersicum L. · Tomato

Syngenta Crop Protection AG

5 records

Twistique

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Enza Zaden Beheer B.V.

3 records

Victoria

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

NUNHEMS BV, NL

4 records

Typical

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Seminis Vegetable Seeds

4 records

Veronika

Active

Cucumis sativus L. · Cucumber

KLIMENKO NIKOLAJ NIKOLAEVICh / MAKSIMOV SERGEJ VASIL'EVICh / BAKLANOVA OL'GA VLADIMIROVNA / ChISTYaKOVA LYuBOV' ALEKSANDROVNA

3 records

Twenty

Active

Cucumis sativus L. · Cucumber

MORAVOSEED

3 records

Tropical Honey

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

5 records

Uta

Active

Pyrus L. · Pear

FISCHER MANFRED| Prof. Dr. Manfred Fischer / MILDENBERGER| Gisela Mildenberger

3 records

Trevaskis

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Vilmorin SA (FR)

3 records

Trapez

Active

Capsicum annuum L. · Bell pepper

Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa w Ozarowie Mazowieckim Spolka z o.o.

3 records

Touareg

Active

Cucumis sativus L. · Cucumber

Rijk Zwaan Budapest, H

3 records

Tungsten

Terminated

Festuca rubra L. · Red fescue

DEUTSCHE SAATVEREDELUNG AG

4 records

Topaz

Active

Cucumis sativus L. · Cucumber

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

4 records

Tinca

Active

Solanum tuberosum L. · Potato

Danespo A/S

4 records

Tivoli

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Information regarding the breeder received in the contribution to CPVO :HBA B.V.

3 records

Tondo chiaro di Nizza

Active

Cucurbita pepo L. · Field pumpkin

SATIVA VIA CALCINARO 2425

3 records

Trevignis

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Vilmorin SA (FR)

3 records

Todiresti

Active

Capsicum annuum L. · Bell pepper

RUSKO Jozsef, HU

3 records

Tiroler

Active

Secale cereale L. · Rye

Amt der Tiroler Landesregierung

3 records

Tourmalet

Active

Lilium L. · Lily

WIM VLETTER

3 records

Thor

Active

Solanum tuberosum L. · Potato

Landbrugets Kartoffelfond

4 records

Tharon

Active

Lolium perenne L. · Perennial ryegrass

Grass G.I.E.

4 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.