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.

Hipokrates

Active

Ginkgo biloba L. · Ginkgo

Uniwersytet Przyrodniczy w Poznaniu

1 record

Hinnonmaki Gelb ISK

Terminated

Ribes uva-crispa L. · Gooseberry

Instytut Sadownictwa i Kwiaciarstwa im. Szczepana Pieniążka

1 record

Greenstar

Active

Tulipa L. · Tulip

Vertuco B.V.

1 record

Hranatovyi

Terminated

Prunus persica (L.) Batsch · Peach

Fedorova Ol`ha Stepanivna, Smykov Volodymyr Karpovych, Smykov Anatolii Volodymyrovych, Parfil`ieva Zoia Mykolaivna,

2 records

Hotline

Active

Lilium L. · Lily

The Originals B.V.

1 record

Hommik

Active

Clematis L. · Clematis

Uno Kivistik, Aili Kivistik

1 record

GS 12 F1

Terminated

Solanum lycopersicum L. · Tomato

Erik Bastet

1 record

HM 5900

Active

Solanum lycopersicum L. · Tomato

Jeffrey Skoneczka

1 record

Grise TÃ©zierprime

Protection expired

Cucurbita pepo L. · Field pumpkin

Domaine Public (FR)

1 record

Helios

Active

Vitis vinifera L. · Common grape vine

Dr. Norbert Becker im Staatl. Weinbauinstitut

2 records

Helena

Active

Muscari · Grape hyacinth

Paul van Bentem Bloembollen B.V.

1 record

Graefin Cosel

Terminated

Prunus domestica L. · European plum

FISCHER MANFRED| Prof. Dr. Manfred Fischer / MURAWSKI| Heinz Murawski + im Institut fuer Obstforschung Dresden-Pillnitz / SCHMADLAK| Dr. Johann Schmadlak

1 record

Heart Balance

Active

Lilium L. · Lily

Mak Breeding Rights B.V.

1 record

Gold Rush F1

Terminated

Cucurbita pepo L. · Field pumpkin

Bill Johnson

1 record

Godiva

Withdrawn

Poa pratensis L. · Kentucky bluegrass

PROSEEDS MARKETING

1 record

Glockner

Terminated

Phleum rhaeticum (Humphries) Rauschert

Dr. Bernhard Krautzer c/o Höhere Bundeslehr- und FA für Landwirtschaft Raumberg-Gumpens.

1 record

Grumolo rosso Verona

Application submitted

Cichorium intybus L. · Chicory

PUBBLICO DOMINIO

1 record

Grüner Eishäuptel

Active

Lactuca sativa L. var. crispa L. · Leaf lettuce

AUSTROSAAT Österr. Samenzucht- und Handels-AG

1 record

Active

Apium graveolens L. var. dulce (Mill.) Pers. · Celery

Domaine Public (FR)

1 record

Grazer Treib

Active

Raphanus sativus L. · Radish

AUSTROSAAT Österr. Samenzucht- und Handels-AG

1 record

GB 403 39

Active

Prunus salicina Lindl. · Japanese plum

THE STATE OF QUEENSLAND ACTING DEP.AGRICULTURE

1 record

Frozen Night

Active

Tulipa L. · Tulip

T.A. Ruijter

1 record

Front Page

Active

Lilium L. · Lily

G.A. Verdegaal en Zn. Export B.V.

1 record

Goldrex

Active

Allium cepa L. var. cepa · Onion

TAKII & CO LTD

1 record

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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.