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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

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.

Hecata

Active

Lolium perenne L. · Perennial ryegrass

DEUTSCHE SAATVEREDELUNG AG

DE
6 records

Lolium perenne L. · Perennial ryegrass

PURE SEED TESTING

ES
4 records

Harvintage

Protection expired

Rosa L. · Rose

R HARKNESS and CO LTD

FR
4 records

Harrier

Active

Lolium perenne L. · Perennial ryegrass

Seed Research of Oregon & Rutgers, The State University of New Jersey

CZ
4 records

Gladys

Active

Lolium perenne L. · Perennial ryegrass

DLF SEEDS A/S

DE
6 records

Poa pratensis L. · Kentucky bluegrass

The Scotts Company

IT
5 records

Lolium perenne L. · Perennial ryegrass

Teagasc

IE
4 records

Gardeta

Active

Prunus persica (L.) Batsch · Peach

PSB produccion vegetal S.L. (ES)

FR
7 records

Lolium perenne L. · Perennial ryegrass

PURE SEED TESTING

CZ
4 records

Festuca arundinacea Schreb. · Tall fescue

TURF SEED EUROPE LTD

IT
5 records

Clematis L. · Clematis

Szczepan Marczyński

PL
4 records

Gallardo

Active

Festuca arundinacea Schreb. · Tall fescue

DLF USA

PL
4 records

Glida

Active

Festuca rubra L. · Red fescue

INVEST GRZEGORZ DABROWSKI

PL
6 records

Glenroyal

Terminated

Lolium perenne L. · Perennial ryegrass

Teagasc

IE
4 records

Gobi

Active

Cynodon dactylon (L.) Pers. · Bermuda grass

SEMILLAS FITO' S.A.

IT
4 records

Futuro

Active

Cucumis melo L. · Melon

SEMILLAS FITO, S.A.

ES
6 records

Gianna

Active

Lolium perenne L. · Perennial ryegrass

DLF Trifolium A-S, DK

FR
6 records

Ghayta

Active

Triticum aestivum L. · Bread wheat

Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE) , Agri-Obtentions S.A.

FR
5 records

Gaudi

Active

Sinapis alba L. · White mustard

P.H PETERSEN

DE
7 records

Galor

Active

Cucumis melo L. · Melon

VOLCANI-HAZERA

ES
4 records

Fundaxy

Active

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

MONSANTO HOLLAND BV , NL

NL
4 records

Fenucold

Active

Trigonella foenum-graecum L. · Fenugreek

Jean-Charles Renaudat (FR)

FR
5 records

Frau Mariko

Protection expired

Hydrangea L. · Hydrangea

HIROSHI EBIHARA

NL
4 records

Prunus persica (L.) Batsch · Peach

Arsene Maillard Laurence Maillard

FR
6 records

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