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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.

Chrysanthemum L. · Chrysanthemum

Cornelis W. Dekker

3 records

D Due

Active

Gasteria Duval · Gasteria

Jachertz Christian

4 records

Phlox subulata L. · Creeping phlox

Florensis B.V.

3 records

Dantopur

Active

Torenia L. · Bluewings

Gavriel Danziger

3 records

Euphorbia hypericifolia L. · Graceful sandmat

Tobias Dümmen

3 records

FLEURBW

Active

Nemesia Vent. · Nemesia

Tellwright Martine|Barnham, GB

4 records

Eye Spy

Active

x Heucherella H. R. Wehrh. · Foamy bells

Hansen Hans A

3 records

Conlet

Active

Rhododendron L. · Azalea

Robert Edward Lee

3 records

Rubus L. subg. Rubus · Blackberry

USDA, USA

4 records

Bidens ferulifolia (Jacq.) DC. · Apache beggartick

Tobias Dümmen

3 records

D Tiga

Active

Gasteria Duval · Gasteria

Wander Tuinier B.V.

3 records

Bricutts

Active

Hibiscus syriacus L. · Rose of Sharon

Pinel Pascal|D'Anjou, FR

3 records

Anigozanthos Labill. · Kangaroo Paw

Florigene Pty Ltd.

3 records

Monarda L. · Bee balm

Oudshoorn Hubertus Gerardus

3 records

Agapanthus L'Hér. · Lily of the Nile

Vance James Hooper, Vance James Hooper

4 records

Ditomdre

Active

Phlox paniculata L. · Garden phlox

Tonies Hubertus Josephus|Noordwijkerhout, NL

3 records

Desyel

Active

Hybrids between Achillea millefolium x Achillea tomentosa

Syngenta Seeds B.V.

3 records

Phormium cookianum Le Jol. · mountain-flax

Patrick Fitzgerald

3 records

Ajuga reptans L. · Bugle

Tristram Mike|Arundel, West Sussex BN18 0LL, GB

3 records

Forsythia x intermedia Zabel · Border forsythia

Mitchell Elizabeth

3 records

Scaevola aemula R. Br. · Fairy fan-flower

Jandrew Jason

3 records

Cdcery2

Active

Erysimum L. · Wallflower

Charles Carr

3 records

Dicry

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Roy Robin van Dijk

3 records

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