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.

Vert Vaulx Velin

Active

Cynara cardunculus L. · Cardoon

Domaine Public (FR)

2 records

Vigus

Active

Cucumis melo L. · Melon

HM.Clause S.A.S.

3 records

Voltis

Active

Vitis L. · Grapevine

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

2 records

Verte à coeur plein 2

Active

Valerianella locusta (L.) Laterr. · Corn salad

Domaine Public (FR)

2 records

Vitaltop

Active

Avena strigosa Schreb. · Black oat

DLF Seeds A/S

4 records

Vitalli

Active

Avena strigosa Schreb. · Black oat

DLF Seeds A/S

4 records

Vally

Terminated

Valerianella locusta (L.) Laterr. · Corn salad

Dr. Hartmut Arndt

3 records

UEB 5586/1

Application submitted

Malus domestica (Suckow) Borkh. · Apple

4 records

Tyrion

Active

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

Enza Zaden Beheer B.V.

2 records

Tymon

Active

Cucumis sativus L. · Cucumber

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

3 records

VEE BLUE

Active

Prunus domestica L. · European plum

5 records

UG 5202

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

2 records

UG 3313

Active

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

UNITED GENETICS SEEDS CO

2 records

UG 1410

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

2 records

Vettel

Active

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

Syngenta Seeds B.V.

4 records

Tytania

Active

Raphanus sativus L. var. sativus · Radish

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

2 records

Tupac

Active

Cynara cardunculus L. · Cardoon

RAMIRO ARNEDO, S.A.

3 records

Tuluza

Active

Solanum tuberosum L. · Potato

Hodowla Ziemniaka Zamarte sp. z o.o. - Grupa IHAR

3 records

Vermio

Terminated

Cucumis melo L. · Melon

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

2 records

Trooper

Active

Capsicum annuum L. · Bell pepper

Enza Zaden Beheer B.V.

3 records

Turdetano

Active

Cucumis melo L. · Melon

MERIDIEM SEEDS S.L.

2 records

Unicorn

Active

Brassica napus L. · Rapeseed

Limagrain UK

3 records

Triostar

Protection expired

Stromanthe sanguinea (Hook.) Sond.

Jacob Valstar, Jac Valstar Holding B.V.

2 records

Unicorn

Active

Capsicum annuum L. · Bell pepper

UNITED GENETICS SEEDS CO

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.