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.

UG 8114

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

2 records

Valvanera

Active

Lactuca sativa L. · Lettuce

RAMIRO ARNEDO, S.A.

2 records

Trottolo

Active

Capsicum annuum L. · Bell pepper

UNITED GENETICS SEEDS CO

2 records

Ula

Terminated

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

Krakowska Hodowla i Nasiennictwo Ogrodnicze POLAN sp. z o.o.

2 records

Tornadona

Active

Cucumis sativus L. · Cucumber

Seminis Vegetable Seeds

2 records

Tractor

Active

Capsicum annuum L. · Bell pepper

Sakata Vegetables Europe SARL (FR)

2 records

Valentin

Active

Valerianella locusta (L.) Laterr. · Corn salad

HILD SAMEN| Hild Samen GmbH

3 records

Tradex

Active

Avena strigosa Schreb. · Black oat

Michaela Schlathölter

3 records

UG 1357916

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

2 records

TOURIGA NACIONAL

Application submitted

Vitis vinifera L. · Common grape vine

Villa Mayor

3 records

Valea

Active

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

4 records

Tyton

Active

Solanum lycopersicum L. · Tomato

CORA SEEDS S.R.L

2 records

Tostakis

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Vilmorin-Mikado SAS (FR)

3 records

Topaze

Terminated

Valerianella locusta (L.) Laterr. · Corn salad

Clause Semences SA (FR)

3 records

Toscano precoce 3

Terminated

Brassica oleracea L. (Cauliflower Group) · Cauliflower

MINISTERO DELLE POLITICHE AGRICOLE E FORESTALI - DIREZIONE GENERALE DELLE POLITICHE AGRICOLE ED AGROINDUSTRIALI NAZIONALI

2 records

Transec

Active

Solanum tuberosum L. · Potato

BACIU ANCA-MIHAELAMIKE LUIZA

3 records

TOPAZ

Active

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

SATIMEX QUEDLINBURG HANDELSGESELLSCHAFT GmbH

2 records

Tomasz

Terminated

Cucumis sativus L. · Cucumber

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

2 records

Tromba

Active

Capsicum annuum L. · Bell pepper

HM.Clause S.A.S.

3 records

Trix

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

ROYAL SEEDS S.R.L.

2 records

Tosca

Protection expired

Cichorium endivia L. · Endive

Vilmorin SA (FR)

3 records

Thielim

Active

Asparagus officinalis L. · Asparagus

Asparagus Beheer B.V.

4 records

Tonopah

Active

Solanum lycopersicum L. · Tomato

Bejo Zaden B.V.

3 records

Texanita

Active

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

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.