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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.

Swansea

Active

Lilium L. · Lily

Vletter & Den Haan Beheer B.V

2 records

TAN04608

Active

Rosa L. · Rose

CHRISTIAN EVERS

2 records

Stolwijk Gold

Active

Clematis L. · Clematis

Stolwijk Hans|Reeuwijk, NL

2 records

Tesmagwhi

Active

Alstroemeria L. · Alstroemeria

Horti Partners V.O.F.

2 records

SPCDW0904

Active

Vanda Jones ex R. Br. · Vanda

Thumrong Suphachadiwong

2 records

SPCDW0705

Active

Vanda Jones ex R. Br. · Vanda

Thumrong Suphachadiwong

2 records

Secret

Active

Delphinium L. · Larkspur

Firma Kwekerij Delphi V.O.F.

2 records

Sunmaririwaba

Terminated

Verbena L. · Vervain

Tomoya Misato, Yasunori Yomo, Naoto Takamura

2 records

Sky Star

Active

Euphorbia pulcherrima Willd. ex Klotzsch · Poinsettia

Gartenbau Welzel - Inh. Silvia Welzel (Einzelfirma)

2 records

Skeleton

Active

Fittonia albivenis (Lindl. ex hort. Veitch) Brummitt · Nerve plant

Schoenmakers Tropische Potcultures V.O.F.

2 records

Selma

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Kwekerij Sidaco B.V.

2 records

Superjumbo

Active

Fargesia murielae (Gamble) T.P.Yi · Umbrella bamboo

Søren Ladefoged

2 records

Sakcadma

Active

Osteospermum L. · Osteospermum

Sakata Ornamentals Europe A/S

2 records

Silver King

Active

Prunus persica (L.) Batsch · Peach

2 records

Scarlet

Active

Calluna vulgaris (L.) Hull · Common heather

EDENS PLANTS & CREATIONS

2 records

Sterling Silver

Active

Brunnera macrophylla (Adams) I. M. Johnst. · Siberian bugloss

Hans A. Hansen

2 records

Stella Tangerine

Application submitted

Hemerocallis L. · Daylily

Alexander Salmon

2 records

RUDBSS851

Active

Rudbeckia hirta L. · Black-eyed Susan

Nova Perenne B.V.

2 records

Rubina

Active

Erica x darleyensis Bean · Darley heath

Kurt Kramer

2 records

SUNJON 1191

Active

Nemesia Vent. · Nemesia

JIMMY JONES

2 records

Snow Anne

Active

Fittonia albivenis (Lindl. ex hort. Veitch) Brummitt · Nerve plant

Schoenmakers Tropische Potcultures V.O.F.

2 records

Starlit Sky

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Takanori Kawaguchi

2 records

Route 66

Active

Coreopsis L. · Tickseed

IT Saul Plants LLC

2 records

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