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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.

Infinity

Active

x Heucherella H. R. Wehrh. · Foamy bells

Joke Dragt

2 records

KLECH10008

Active

Calceolaria L. · Slipper Flower

Nils Klemm^^^Katinka Wilde

2 records

Harlady

Application submitted

Rosa L. · Rose

HARKNESS NEW ROSES LTD

2 records

Harfrisky

Active

Rosa L. · Rose

HARKNESS NEW ROSES LTD

2 records

Hopleys

Active

Abelia x grandiflora Rehder · Glossy abelia

AUBREY D. BARKER

2 records

KLEDG20339

Active

Dianthus caryophyllus L. · Carnation

Thiede Lena

2 records

Green Pearl

Active

Echeveria DC. · Echeveria

Ovata B.V.

2 records

Happy Jogger

Active

Chrysanthemum L. · Chrysanthemum

Luc Pieters

2 records

Hokomabebos

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Kolster Holding B.V.^^^Horteve Breeding B.V.

2 records

Hansoti46

Active

Sansevieria trifasciata Prain · Snake plant

Hansoti Ashish

2 records

Kerskyfan

Active

Petunia x atkinsiana D. Don · Garden petunia

Priscilla Grace Kerley, David William Kerley, Timothy Edward Kerley

2 records

Kerprilcomp

Active

Petunia Juss. · Petunia

Priscilla Grace Kerley, David William Kerley

2 records

Kenpopeye

Active

Rosa L. · Rose

KENNY DAVID

2 records

HOPSOR

Terminated

Diascia Link & Otto · Twinspur

ROBERT HOPKINS

2 records

Hbabia

Active

Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea

Hydrangea Breeders Association B.V.

2 records

Furie

Active

Lilium L. · Lily

C. Steenvoorden B.V.

2 records

JWW2

Active

Acer palmatum Thunb. · Japanese maple

Jan-Willem Wezelenburg Boskoop B.V.

2 records

Junior

Active

Cortaderia selloana (Schult. & Schult. f.) Asch. & Graebn. · Pampas grass

Stauden Peters

2 records

HARQUASAR

Active

Rosa L. · Rose

HARKNESS NEW ROSES LTD

2 records

Happy Smileyz

Active

Rudbeckia hirta L. · Black-eyed Susan

Nova Perenne B.V.

2 records

Hansoti58

Active

Sansevieria trifasciata Prain · Snake plant

Hansoti Ashish

2 records

High Contrast

Active

Pulmonaria L. · Lungwort

TERRA NOVA NURSERIES INC

2 records

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