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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

Winter protection — Hydrangea macrophylla 237 Winter protection for lettuce 141 Winter protection of roses 96 Winter Cover — White Cabbage 87 Winter protection of grapevine 79 Winter covering of radish 71 Winter protection for lilies 63 Winter protection of chrysanthemums 52 Winter protection of grapes 37 Winter protection — Garden strawberry 29 Winter protection — raspberry and blackberry 25 Winter protection for carrots 25 Winter protection for Clematis 20 Winter protection of blackberries 20 Winter covering of endive 19 Winter protection — Hydrangea serrata 17 Winter protection of fig trees 15 Winter protection of Hydrangea 15 Winter covering of potatoes 15 Winter protection of radish 14 Winter protection — Garden Chrysanthemum 13 Winter protection — Chinese cabbage 13 Winter protection of asparagus 11 Winter protection — Rubus idaeus L. x Rubus subg. Eubatus Focke 11

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.

SUNRWB135

Terminated

Dianthus caryophyllus L. · Carnation

HilverdaKooij B.V

1 record

Sumbid 02

Terminated

Bidens ferulifolia (Jacq.) DC. · Apache beggartick

Ralf Schräder

1 record

Tobudviole

Withdrawn

Buddleja L. · Buddleia

CHARLES VALIN

1 record

Sublim 3101

Active

Prunus persica (L.) Batsch · Peach

Joan Bonany^^^Simó Alegre^^^Cristian Fontich^^^Celia Cantin^^^Arsène Maillard^^^Laurence Maillard

1 record

TNPHYCO

Active

Phygelius x rectus Coombs

Janet N. Egger

1 record

Sunmarineopi

Terminated

Verbena L. · Vervain

Yasunori Yomo

1 record

Snow Leopard

Active

x Mangave D. Klein · Mangave

Hans A. Hansen

1 record

TAN97097

Terminated

Rosa L. · Rose

Hans-Juergen Evers

1 record

SV1514SK

Active

Zea mays L. · Maize

Monsanto Vegetable IP Management B.V.

1 record

SUMVERB 01

Terminated

Verbena L. · Vervain

Ralf Schräder

1 record

Stenopro

Application submitted

Stenotaphrum secundatum (Walter) Kuntze · St. Augustine grass

North Carolina State University (NCSU)

1 record

The Juggler

Terminated

Penstemon Schmidel. · Beard Tongue

Hazel Evans

1 record

Starblast Pink

Active

Euphorbia hypericifolia L. · Graceful sandmat

Christian Westhoff

1 record

Shining Angel

Terminated

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Martin Wilkes

1 record

Staviski Yellow

Terminated

Chrysanthemum L. · Chrysanthemum

PARATY B.V.B.A

1 record

Soleada 45

Application submitted

Prunus persica (L.) Batsch · Peach

Daniele Bassi^^^Stefano Foschi

1 record

Sunpapri

Terminated

Mandevilla x amabilis (Backh. & Backh. f.) Dress · Alice du Pont mandevilla

Tomoya Misato

1 record

Sofia

Active

Rubus arcticus L. · Arctic raspberry

Sveriges Lantbruksuniversitet SLU Öjebyn Forskningsstation

1 record

Sonora

Terminated

Dahlia Cav. · Dahlia

Green Works International B.V.

1 record

Summer Breeze Rose

Active

Fragaria x ananassa Duchesne ex Rozier · Garden strawberry

ABZ Aardbeien uit Zaad Holding B.V.

2 records

Snowy

Terminated

Chrysanthemum L. · Chrysanthemum

FGB B.V.

1 record

Sulte Whit

Terminated

Antirrhinum majus L. · Snapdragon

GOLDSMITH SEEDS

1 record

Snow Angel

Withdrawn

Convolvulus cneorum L. · Silverbush

M B T VAN MARREWIJK V D DRIFT^^^Genesis Plant Marketing Limited

1 record

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