Cultivation
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.
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.
Cucurbita pepo L. · Field pumpkin
Israel Light, SAKATA SEED AMERICA INC., SAKATA VEGETABLES EUROPE S.A.S.,
Cucumis sativus L. · Cucumber
PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.
Hedera helix L. · Common ivy
Ogród Botaniczny Uniwersytetu Wrocławskiego
Brassica oleracea L. (White Cabbage Group) · White cabbage
Ger Bimsdeboer
Astilbe simplicifolia Makino · Star astilbe
Mts. Holtmaat
Solanum lycopersicum L. · Tomato
HAZERA SEEDS BV
Cupressus L. · Cypress
PANCONESI ALBERTO C/O C.N.R. / RADDI PAOLOC/O C.N.R.
Solanum melongena L. · Eggplant
MAURIZIO BACCHI
Chrysanthemum L. · Chrysanthemum
Zavidova Liudmyla Hnativna, Horobets Vasyl Fedorovych,
Solanum lycopersicum L. · Tomato
Yeromenko Viktor Volodymyrovych, Kuz`omens`kyi Oleksandr Volodymyrovych, Kravchenko Vladyslav Andriiovych,
Cucumis melo L. · Melon
Ralf Kuijpers
Lilium L. · Lily
Q.J. Vink & Zn. B.V.
Cucurbita pepo L. · Field pumpkin
Vovk Zhanna Mykolaivna
Paeonia lactiflora Pall. · Chinese peony
Instytut Sadownictwa i Kwiaciarstwa im. Szczepana Pieniążka
Hordeum vulgare L. subsp. vulgare · Barley
Politechnika Bydgoska im. Jana i Jędrzeja Śniadeckich
Lilium L. · Lily
Mak Breeding Rights B.V.
Chrysanthemum x morifolium Ramat. · Florist's daisy
VANDENBERG| Cornelis P. Vandenberg
Actinidia Lindl. · Actinidia
RIVOIRA PIERGIORGIO
Prunus domestica L. · European plum
Lietuvos agrarinių ir miškų mokslų centro filialas Sodininkystės ir daržininkystės institutas
Malus domestica (Suckow) Borkh. · Apple
Instytut Ogrodnictwa - Państwowy Instytut Badawczy
Lolium perenne L. · Perennial ryegrass
INNOSEEDS| Innoseeds B.V.
Cucumis melo L. · Melon
Clause Semences SA (FR)
Solanum lycopersicum L. · Tomato
HAZERA SEEDS BV
Lilium L. · Lily
Q.J. Vink & Zn. B.V.