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.

Balceltrop

Terminated

Impatiens New Guinea Group · New Guinea Impatiens

KERRY MEYER STROPE

1 record

DABLAGE02

Active

Lagerstroemia indica L. · Crape myrtle

Alain Dabadie

1 record

Burning Heart

Withdrawn

Veronica L. · Speedwell

Hebe Center Holland B.V.

1 record

BALAZSILMA

Terminated

Verbena L. · Vervain

SCOTT C TREES

1 record

Bonbraho

Terminated

Brachyscome Cass. · Swan River Daisy

Andrew Bernuetz

1 record

Compactstar

Protection expired

Ctenanthe Eichler

HANDELSKWEKERIJ JAC. VALSTAR B.V.

1 record

Bolero

Withdrawn

Papaver orientale L. · Oriental poppy

Kwekerij Eleonore de Koning

2 records

Cinnamon Cupcake

Terminated

Hybrids between Echinacea purpurea (L.) Moench and Echinacea paradoxa (Norton) Britton

HARINI KORLIPARA

1 record

Borsalino

Active

Prunus armeniaca L. · Apricot

PSB Producción Vegetal S.L

1 record

Charlotte

Application submitted

Prunus persica (L.) Batsch · Peach

PSB Producción Vegetal S.L

1 record

Bocopola

Active

Aster ageratoides Turcz.

Boot & Co. Boomkwekerijen B.V.

1 record

Coccharm

Terminated

Rosa L. · Rose

JAMES COCKER & SONS

1 record

Arizona

Active

Prunus persica (L.) Batsch · Peach

PSB Producción Vegetal S.L

2 records

Arielle

Active

Erica gracilis J. C. Wendl. · Slender heath

Helmut Hiedl

1 record

Bocoalsdel

Terminated

Geranium wallichianum D. Don ex Sweet · Wallich's geranium

Boot & Co. Boomkwekerijen B.V.

1 record

BO 04047013

Active

Prunus persica (L.) Batsch · Peach

Stefano Foschi^^^Daniele Bassi

2 records

Bluestorm

Active

Agapanthus L'Hér. · Lily of the Nile

Ian Duncalf

1 record

Blue Lagoon

Terminated

Verbascum luridiflorum Hub.-Mor.

BRANDED GARDEN PRODUCTS

1 record

Aperitif

Withdrawn

Miscanthus sinensis Andersson · Chinese silver grass

Reinhard Meier-Zillmer

2 records

Ariel

Application submitted

Prunus armeniaca L. · Apricot

Daniele Bassi^^^Stefano Foschi

1 record

Angel Heart

Application submitted

Senecio candidans DC.

FLOWERZONE INTERNATIONAL LTD

1 record

Anduus

Withdrawn

Salvia microphylla Kunth · Baby sage

Denis-Plants B.V.

1 record

Calypso Yellow

Terminated

Hibiscus rosa-sinensis L. · Chinese hibiscus

Erik Graaf Kristensen

1 record

Cakerumba

Active

Prunus persica (L.) Batsch · Peach

Agro Selections Fruits S.A.S.

2 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.