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.

Meryva

Active

Solanum lycopersicum L. · Tomato

SEMILLAS FITO, S.A.

2 records

Meridio

Active

Cucumis melo L. · Melon

Syngenta Seeds B.V.

2 records

Meroa RvP

Active

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

EIGEN VERMOGEN VH INSTITUUT VOOR LANDBOUW- EN VISSERIJONDERZOEK

2 records

Menthole

Active

Lactuca sativa L. · Lettuce

Vilmorin-Mikado S.A.S.

3 records

Monbello

Active

Prunus persica (L.) Batsch · Peach

Rene Monteux-Caillet (FR)

4 records

Meteor

Active

Malus domestica (Suckow) Borkh. · Apple

VÝZKUMNÝ A ŠLECHTITELSKÝ ÚSTAV OVOCNÁŘSKÝ HOLOVOUSY s.r.o. (CZ)

8 records

Mõnu

Active

Malus domestica (Suckow) Borkh. · Apple

Uno Kivistik

4 records

MS Vega

Active

Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn

May Agro Tohumculuk SAN. TIC. AŞ (TR)

2 records

Memphis

Active

Festuca arundinacea Schreb. · Tall fescue

Grassland Oregon

2 records

Meipsidue

Active

Rosa L. · Rose

Meilland Alain A.

2 records

Melgven

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

OBS Innovation (FR)

2 records

Menfig

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Organisation Bretonne de Selection-OBS (FR)/Institut National de la Recherche Agronomique (FR)/Cerafel (FR)

2 records

Medalis

Active

Prunus armeniaca L. · Apricot

Marie-France Bois

4 records

Meroño

Active

Capsicum annuum L. · Bell pepper

RAMIRO ARNEDO, S.A.

2 records

Mirto

Active

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

Syngenta Crop Protection AG

4 records

Miracle

Active

Lilium longiflorum Thunb. · Easter lily

Mak Niels Johannes Cornelis

2 records

Monrey

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Usrey William B.

2 records

Maurilio

Active

Cucumis melo L. · Melon

ISI SEMENTI SPA

2 records

Meinibur

Terminated

Rosa L. · Rose

MEILLAND ALAIN| Alain Meilland

2 records

Medial

Active

Cucumis melo L. · Melon

Enza Zaden Beheer B.V.

3 records

Massaro

Active

Solanum lycopersicum L. · Tomato

UNITED GENETICS SEEDS CO

3 records

Medoly

Active

Prunus armeniaca L. · Apricot

Marie-France Bois

4 records

Mirabeau

Active

Raphanus sativus L. var. sativus · Radish

Graines Gautier SA (FR)

3 records

Marseille

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Sakata Vegetables Europe SAS (FR)

2 records

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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.