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.

Super 25

Active

Helianthus annuus L. · Sunflower

Interstate Seed Co.

5 records

Summer Fire

Active

Prunus persica (L.) Batsch · Peach

Zaiger Gary Neil,Gardner Leith Marie,Zaiger Grant Gene

6 records

Suplumeleven

Active

Prunus salicina Lindl. · Japanese plum

Weinberger, H.

5 records

SW Betania

Protection expired

Avena sativa L. · Oat

Mattsson Bengt

6 records

Svea

Protection expired

Avena sativa L. · Oat

Lantmannen SW Seed AB, SE-268 81 Svalof

5 records

Sulfita

Active

Lactuca sativa L. · Lettuce

Syngenta Crop Protection AG

9 records

Sugrafive

Active

Vitis L. · Grapevine

Hahn, L.

5 records

Sopot

Active

x Triticosecale Wittm. ex A. Camus · Triticale

Danko Hodowla Roslin Sp.z.o.o.

8 records

Snow March

Active

Brassica oleracea L. (Cauliflower Group) · Cauliflower

TAKII and CO LTD

4 records

Sito 70

Active

Secale cereale L. · Rye

TOMBOLAN GIUSEPPE

4 records

Sirena

Active

Helianthus annuus L. · Sunflower

MAY-AGRO SEED CORPORATION

8 records

September Bright

Active

Prunus persica (L.) Batsch · Peach

Lowell Glen Bradford (US)

7 records

Serpentine

Active

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

Hazera, NL

4 records

Shania

Terminated

Lolium perenne L. · Perennial ryegrass

DLF Seeds A/S

4 records

Secco

Terminated

Festuca rubra L. · Red fescue

Saatzucht Steinach GmbH & Co KG

5 records

Savane

Active

Vicia villosa Roth · Hairy vetch

Jouffray-Drillaud SA (FR)

4 records

Shannon

Active

Poa pratensis L. · Kentucky bluegrass

Rutgers, The State University of New Jersey

6 records

Sapomiel

Active

Cucumis melo L. · Melon

UNITED GENETICS SEEDS CO

5 records

Screamer Ls

Active

Festuca arundinacea Schreb. · Tall fescue

Peak Plant Genetics, LLC & Rutgers, The State University of New Jersey

4 records

Rufi

Active

Festuca rubra L. · Red fescue

SEMILLAS FITO, S.A.

4 records

Ruby Star

Active

Mandevilla Lindl. · Mandevilla

Henny, Richard J.|Tavares, FL

4 records

Royce

Active

Poa pratensis L. · Kentucky bluegrass

Pure-Seed Testing, Inc. and Rutgers, the State University of New Jersey

4 records

Romantica

Active

Solanum tuberosum L. · Potato

Austinus Jansen

8 records

Robur

Active

Capsicum annuum L. · Bell pepper

Enza Zaden B.V.

6 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.