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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.

Morena

Active

Lonicera caerulea L. · Blue-berried honeysuckle

PLEKHANOVA MARIA M.^^^KONDRIKOVA ALEXANDRA V.

3 records

Mored

Active

Malus domestica (Suckow) Borkh. · Apple

Moors Jozef Jan

6 records

Nevada

Active

Nephrolepis exaltata (L.) Schott · Boston fern

Vitro Plus C.V.

3 records

P7051

Terminated

Zea mays L. · Maize

PIONEER OVERSEAS CORPORATION

4 records

Zantedeschia Spreng. · Arum-lily

Sande B.V.

3 records

x Gasteraloe · Gasteraloe

Ovata B.V.

4 records

Ovation

Active

Clematis L. · Clematis

Huisman Nico

3 records

Lysimachia congestiflora Hemsl.

The Paradise Seed Company Pty Ltd

3 records

OVGRPP

Active

Echeveria DC. · Echeveria

Ovata B.V.

4 records

Orion

Active

Echeveria lilacina Kimnach & R. C. Moran x Echeveria pulidonis E. Walther

Ubink Gert

3 records

Olsentwo Gala

Terminated

Malus domestica (Suckow) Borkh. · Apple

Richard R. Olsen y Larry M. Olsen

4 records

Kniphofia Moench · Red hot poker

Janet N. Egger

3 records

Rosa L. · Rose

Meilland Alain A.|Antibes, FR

3 records

Hibiscus syriacus L. · Rose of Sharon

Hortival Diffusion SAS

3 records

Curio ficoides (L.) P. V. Heath

Lammert Koning

3 records

Papaver orientale L. · Oriental poppy

Oudshoorn Hubertus Gerardus

3 records

Malus domestica (Suckow) Borkh. · Apple

RESPUBLIKANSKOE NAUCHNO-PROIZVODSTVENNOE DOCHERNEE UNITARNOE PREDPRITIE «INSTITUT PLODOVODSTVA»

4 records

Mindor

Active

Forsythia x intermedia Zabel · Border forsythia

Hortival Diffusion S.A.S.

3 records

Mossette

Active

Triticum aestivum L. · Bread wheat

Dario Fossati

4 records

MILAROSA

Active

Lagerstroemia indica L. · Crape myrtle

Piero Frangi

3 records

Marietta

Active

Veronica longifolia L. · Garden speedwell

Ruud Klein

4 records

Lykke

Active

Festuca rubra L. · Red fescue

Graminor AS, N-2322 Ridabu

4 records

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