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.

Ovalie

Active

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

Prosem (FR)

2 records

OZARK_PREMIERE

Active

Prunus salicina Lindl. · Japanese plum

2 records

PEPS 97016

Active

Prunus armeniaca L. · Apricot

SCEA PEPS (Pépinères Escande Programme Sélection)

4 records

Pêche

Active

Solanum lycopersicum L. · Tomato

Domaine Public (FR)

2 records

Patriot

Active

Capsicum annuum L. · Bell pepper

UNITED GENETICS SEEDS CO

2 records

Orla

Terminated

Raphanus sativus L. var. sativus · Radish

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

2 records

Parys

Active

Cucumis sativus L. · Cucumber

Zakład Ogrodniczy Przyborów sp. z o.o. \Instytut Ogrodnictwa - Państwowy Instytut Badawczy

5 records

Orsorosso

Active

Solanum lycopersicum L. · Tomato

HM Clause Inc (US)

2 records

Ossk 665

Protection expired

Zea mays L. subsp. mays (Maize Group) · Maize

Poljoprivredni Institut Osijek, HR

2 records

Paradiso

Active

Allium cepa L. var. cepa · Onion

Hazera Seeds B.V.

3 records

Ornak

Active

Allium sativum L. · Garlic

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

3 records

Patron Mix

Terminated

Cucumis sativus L. · Cucumber

Seminis Vegetable Seeds France (FR)

2 records

Pantelli

Active

Solanum lycopersicum L. · Tomato

ReinSaat KG

2 records

Opolanka

Active

Raphanus sativus L. var. sativus · Radish

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

2 records

Orpheus

Active

Allium cepa L. var. cepa · Onion

Magnus Kahl Seeds Pty Ltd

2 records

Orelia

Active

Capsicum annuum L. · Bell pepper

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

2 records

Paola

Protection expired

Capsicum annuum L. · Bell pepper

DAEHNFELD L. A/S

2 records

Paloma

Active

Poa pratensis L. · Kentucky bluegrass

PURE SEED TESTING

2 records

Olympic

Protection expired

Alstroemeria L. · Alstroemeria

Cor Van Duyn

2 records

Otylia

Terminated

Allium cepa L. var. cepa · Onion

TORSEED - Przedsiebiorstwo Nasiennictwa Ogrodniczego i Szkolkarstwa S.A.

2 records

Obiwan

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

HM Clause SA (FR)

2 records

P7381

Active

Zea mays L. subsp. mays (Maize Group) · Maize

PIONEER OVERSEAS CORPORATION

2 records

Orlinabel

Terminated

Cucumis melo L. · Melon

INSTITUT NATIONAL DE LA RECHERCHE AGRONOMIQUE, FR

2 records

Oriole

Active

Festuca arundinacea Schreb. · Tall fescue

PURE SEED TESTING

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.