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.

All Season Cross

Terminated

Daucus carota L. · Carrot

TAKII & CO LTD

2 records

Aragorn

Active

Cucumis melo L. · Melon

Laboratoire ASL S.N.C.

4 records

Aldiana

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

4 records

Antumay

Active

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

4 records

Alena

Active

Solanum tuberosum L. · Potato

Norika Nordring-Kartoffelzucht-und Vermehrungs- GmbH Gros Lusewitz

3 records

Aguamiel

Active

Solanum lycopersicum L. · Tomato

Vilmorin SA (FR)

2 records

Alanta

Protection expired

Capsicum annuum L. · Bell pepper

Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas

2 records

Alburnus

Active

Lactuca sativa L. · Lettuce

Enza Zaden Beheer B.V.

4 records

Alusia

Active

Raphanus sativus L. var. sativus · Radish

W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O

2 records

Annapolis

Active

Festuca arundinacea Schreb. · Tall fescue

RUTGERS UNIVERSITY OF NEW JERSEY

2 records

Altair

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Enza Zaden Beheer B.V.

3 records

A forcer rond écarlate

Active

Raphanus sativus L. var. sativus · Radish

Domaine Public (FR)

3 records

Almadraba

Application submitted

Solanum lycopersicum L. · Tomato

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

3 records

Aljibe

Active

Cucumis sativus L. · Cucumber

SEMILLAS FITO, S.A.

2 records

Ancellotta

Active

Vitis vinifera L. · Common grape vine

Vivai Cooperative di Pardergnone

2 records

Alibaba

Active

Allium cepa L. var. cepa · Onion

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

2 records

Agent

Active

Solanum lycopersicum L. · Tomato

W. LEGUTKO PRZEDSIEBIORSTWO HODOWLANO NASIENNE SP.Z.O.O

3 records

Adenda

Active

Solanum lycopersicum L. · Tomato

HM.CLAUSE

3 records

Afrodyta

Active

Raphanus sativus L. var. sativus · Radish

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

3 records

Afrodite

Application submitted

Vitis vinifera L. · Common grape vine

Dimitar Babrikov, Venelin Roychev, Agricultural University - Plovdiv (BG)

2 records

Amboise

Active

Lactuca sativa L. · Lettuce

Gautier Semences SAS (FR)

2 records

Albion

Terminated

Cucumis sativus L. · Cucumber

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

2 records

Acquilon

Terminated

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

Deutsche Saatveredelung AG - DSV (DE)

2 records

Akara

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Syngenta Seeds B.V.

2 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.