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.

RGT Cordial

Active

Lolium x hybridum Hausskn. · Hybrid ryegrass

RAGT 2N S.A.S

5 records

Reflection

Active

Festuca arundinacea Schreb. · Tall fescue

Rutgers, The State University of New Jersey

4 records

Regiment

Active

Festuca arundinacea Schreb. · Tall fescue

Advanta USA, Inc.

5 records

Redbat

Active

Lactuca sativa L. · Lettuce

ENZA ZADEN

4 records

Rayma

Active

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

RIJK ZWAAN WELVER GmbH, DE

4 records

Rhinegold

Active

Agrostis capillaris L. · Common bent

DLF SEEDS A/S

4 records

RGT Rutenac

Active

x Triticosecale Wittm. ex A. Camus · Triticale

RAGT 2N S.A.S

7 records

Redhead

Active

Trifolium incarnatum L. · Crimson clover

SELGEN A.S

5 records

Quintet

Active

Festuca rubra L. · Red fescue

RAGT 2N S.A.S

6 records

Quicksilver

Active

Lolium perenne L. · Perennial ryegrass

PURE SEED TESTING

5 records

Red Rotella

Active

Capsicum annuum L. · Bell pepper

Rijk Zwaan Zaadteelt en Zaadhandel B.V.

6 records

PS 64

Active

Cucumis sativus L. · Cucumber

Bayer Holland B.V.

6 records

Priabel

Active

Prunus armeniaca L. · Apricot

Marie-France Bois

7 records

Proclamation

Active

Agrostis stolonifera L. · Creeping bentgrass

Lebanon Seaboard Corporation

4 records

Primaya

Active

Prunus armeniaca L. · Apricot

Marie-France Bois

7 records

Presidian

Active

Lolium perenne L. · Perennial ryegrass

MCCARTHY RESEARCH FARM

4 records

Prim 19

Active

Prunus avium (L.) L. · Sweet cherry

Stoppel Peter

4 records

Prismatica

Active

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

United Genetics Seeds, USA

5 records

pp0006

Application submitted

Euphorbia milii Des Moul. · Crown of thorns

Plant Planet B.V.

4 records

POULtumb

Active

Rosa L. · Rose

Poulsen Roser A/S

4 records

Presidio

Active

Lolium perenne L. · Perennial ryegrass

MCCARTHY RESEARCH FARM

5 records

Platimoon

Active

Prunus persica (L.) Batsch · Peach

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE) , Quartier Neuf E.A.R.L.

6 records

Ponyo

Active

Lolium perenne L. · Perennial ryegrass

DLF SEEDS A/S

5 records

Piccadilly

Terminated

Lolium perenne L. · Perennial ryegrass

Euro Grass Breeding GmbH Co. KG

7 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.