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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.

Rosella

Active

Daboecia cantabrica (Huds.) K. Koch · Connemara heather

Kurt Kramer

2 records

Rainer

Active

Vinca minor L. · Lesser periwinkle

Mueller Hans

4 records

SH 1937

Active

Saxifraga cortusifolia Siebold & Zucc.

Josef Heuger

2 records

Salvo

Active

Lilium L. · Lily

Vletter & Den Haan Beheer B.V

2 records

Sealav

Active

Verbena L. · Vervain

Peter J. Seabrook

2 records

Roodkop

Active

Brassica oleracea L. (Red Cabbage Group) · Red cabbage

PIETERPIKZONEN BV

2 records

Saigon

Active

Zantedeschia Spreng. · Arum-lily

Sande B.V.

2 records

RYN2010062

Active

Anthurium-Andreanum-Hybriden · Anthurium

Dümmen Group B.V.

2 records

POULPAR108

Active

Rosa L. · Rose

Poulsen Roser A/S

2 records

RS1

Active

Actinidia Lindl. · Actinidia

Wang Mingzhong^^^Li Ming Zhang

2 records

Royal Flame

Active

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

Schoenmakers Tropische Potcultures V.O.F.

2 records

Sea Surfer

Active

Chrysanthemum L. · Chrysanthemum

Luc Pieters

2 records

ScaMav01

Active

Scabiosa caucasica M. Bieb. · Pincushion Flower

Maveridge Licensing B.V., Kwekerij Tunezo V.O.F.

2 records

Purple Pixie

Active

Epimedium grandiflorum C. Morren · Barrenwort

Richard Lighty

2 records

Sascha

Active

Calluna vulgaris (L.) Hull · Common heather

Edens Creations B.V.

2 records

Sarah

Active

Fuchsia L. · Fuchsia

Fred Hendriks

2 records

Saphira

Active

Calluna vulgaris (L.) Hull · Common heather

Helmut Hiedl

3 records

PSW11201

Active

Campanula poscharskyana Degen · Trailing bellflower

Peter van de Pol

2 records

Samara

Active

Calluna vulgaris (L.) Hull · Common heather

Edens Creations B.V.

2 records

Samantha

Active

Erica carnea L. · Winter heath

Kurt Kramer

2 records

Roesler

Active

Vitis L. · Grapevine

HÖHERE BUNDESLEHRANSTALT UND BUNDESAMT FÜR WEIN UND OBSTBAU

2 records

SAKOST8193

Terminated

Osteospermum L. · Osteospermum

Sakata Ornamentals Europe A/S

2 records

Red Log

Active

Peperomia rubella x Peperomia verticillata

Eden Collection B.V.

2 records

Red Lady

Active

Dasiphora fruticosa (L.) Rydb. subsp. fruticosa · Shrubby cinquefoil

Pieter Kolster

2 records

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