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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.

Lucas

Active

Microbiota decussata Kom. · microbiota

JACOBA BERNADINA MARIA WOLSING-LUCASSEN

3 records

Leira

Active

Agrostis capillaris L. · Common bent

Landbruks- og matdepartementet, N - 0030 Oslo

4 records

KLECA23830

Active

x Petchoa J. M. H. Shaw · Petchoa

Stoever Anita

3 records

Lansouthcarolina

Active

Mandevilla x amabilis (Backh. & Backh. f.) Dress x M. boliviensis (Hook. f.) Woodson · Mandevilla

Robert Lannes, D.H.M Innovation

3 records

Low Down

Active

Helianthus salicifolius A. Dietr. · Willow-leaf Sunflower

Keith R.W. Hammett

3 records

Mariella

Active

Malus domestica (Suckow) Borkh. · Apple

Markus Kellerhals Agroscope

4 records

KLEKN22193

Active

Kniphofia uvaria (L.) Oken · Torch lily

Nuflora International Pty Ltd

3 records

KLEDG11142

Active

Dianthus x allwoodii hort. · Allwood pink

Nils Klemm^^^Martin Glawe

3 records

Kirolet

Active

Impatiens New Guinea Group · New Guinea Impatiens

Ludwig Kientzler

3 records

Koadore

Active

Alstroemeria L. · Alstroemeria

Konst Johannes Wilhelmus Maria|Nieuwveen, NL

3 records

Kolmawhidre

Active

Symphoricarpos x doorenbosii Krüssm. · Coralberry

Peter Rudolf Kolster

3 records

Innemlitva

Active

Nemesia Vent. · Nemesia

Silvia Hofmann

3 records

Lanarizona

Active

Mandevilla x amabilis (Backh. & Backh. f.) Dress x M. boliviensis (Hook. f.) Woodson · Mandevilla

Robert Lannes, D.H.M Innovation

3 records

Hot Spot

Active

x Heucherella H. R. Wehrh. · Foamy bells

JANET NADINE EGGER

3 records

LANKVELD15

Active

Strobilanthes anisophylla (Lodd. et al.) T. Anderson

van Lankveld Tuinplanten Holding B.V.

3 records

Jan Fopma

Active

Clematis L. · Clematis

Win Snoeijer

3 records

Laban

Protection expired

Triticum aestivum L. · Bread wheat

Graminor AS, N-2322 Ridabu

3 records

KORpot021

Active

Rosa L. · Rose

Wilhelm Kordes,Tim-Hermann Kordes,Margarita Kordes

4 records

Inostyelow

Active

Osteospermum L. · Osteospermum

Silvia Hofmann

3 records

KORlutmag

Active

Rosa L. · Rose

Wilhelm Kordes,Tim-Hermann Kordes,Margarita Kordes

3 records

Hbadu

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Hydrangea Breeders Association B.V.

3 records

KLEDS14D61

Active

Dianthus caryophyllus L. · Carnation

TRAUDE MUNDINGER-FLAD|PER KLEMM

3 records

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