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

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.

PRO 725

Active

Prunus persica (L.) Batsch · Peach

VIVEROS PROVEDO, S.A.

3 records

Princess 77

Active

Cynodon dactylon (L.) Pers. · Bermuda grass

SEEDS WEST

3 records

Spf 30

Active

Poa pratensis L. · Kentucky bluegrass

The Scotts Company

2 records

PRO 346

Active

Prunus persica (L.) Batsch · Peach

VIVEROS PROVEDO, S.A.

5 records

Pre'mier

Application submitted

Cucumis melo L. · Melon

SAKATA SEED SUDAMERICA LTDA

3 records

PRO 716

Active

Prunus persica (L.) Batsch · Peach

VIVEROS PROVEDO, S.A.

4 records

PRO 780

Active

Prunus persica (L.) Batsch · Peach

VIVEROS PROVEDO, S.A.

2 records

PRO 486

Active

Prunus persica (L.) Batsch · Peach

VIVEROS PROVEDO, S.A.

6 records

P.F. 24-007

Active

Prunus persica (L.) Batsch · Peach

Paul J. Friday

3 records

OWEN-T

Active

Prunus salicina Lindl. · Japanese plum

UNITED STATES DEPARTAMENT OF AGRICULTURE

3 records

Gala 0502

Application submitted

Malus Mill. · Apple

COLA GIACOMO

2 records

Extra-hâtif d'Angers

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

Domaine Public (FR)

3 records

Designer Bright Scarlet

Terminated

Pelargonium zonale (L.) L'Hér. · Horseshoe pelargonium

TREES| Ph.D. Scott C. Trees

2 records

HSR 4663

Active

Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon

Robert Bruce Carle

2 records

Hyno-santa

Terminated

Triticum aestivum L. · Bread wheat

Hybrinova Sa (FR)

3 records

HEINZ 6803

Active

Solanum lycopersicum L. · Tomato

HEINZSEED

3 records

BLACK SPLENDOR

Active

Prunus salicina Lindl. · Japanese plum

UNITED STATES DEPARTAMENT OF AGRICULTURE

3 records

De Milan rouge extra hâtif à châssis

Active

Brassica rapa L. var. rapa (L.) Thell. · Turnip

Domaine Public (FR)

2 records

USBENAL 8

Terminated

Verbena L. · Vervain

Ushio Sakazaki

2 records

CCS-779

Active

Raphanus sativus L. var. niger (Mill.) S. Kerner · Black radish

V.G.LEHMAN, Ph. D. (US)

2 records

Regal Queen

Active

Malus domestica (Suckow) Borkh. · Apple

K W Kiddle

2 records

34-019

Active

Cucumis melo L. · Melon

Kees Reinink

3 records

LOVE MEMORY 'FIZZ'

Active

Dendrobium Sw. · Dendrobium

YAMAMOTO JIRO

2 records

'DANCOP41'

Active

Sutera cordata Thunb. Kuntze · Bacopa

Gavriel Danziger

3 records

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Cultivation

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Text source

This summary is compiled from the publications listed in the sources and verified by an editor. It contains no legally significant information; it provides agronomic context for registry data rather than the registry data itself.