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.
Clarkia amoena (Lehm.) A. Nelson & J. F. Macbr. subsp. lindleyi (Douglas) F. H. Lewis & M. R. Lewis · Godetia
Wielkopolska Hodowla Roślin Ogrodniczych
Cucumis melo L. · Melon
Larry Hollar, Xuemei Zhang,
Lactuca sativa L. · Lettuce
Domaine Public (FR)
Vitis vinifera L. · Common grape vine
INCONNU (FR)
Rhododendron L. · Azalea
OTTO STAHNKE & ELEONORE DETTMER
Solanum lycopersicum L. · Tomato
Tovarystvo z obmezhenoiu vidpovidalnistiu "SPARK SIDZ"
Rosa L. · Rose
Raphael REQUENA (FR)
Callistephus chinensis (L.) Nees · China aster
Kondratenko Vira Vasylivna, Shevel` Larysa Oleksiivna,
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Nort Khadlier
Cucumis sativus L. · Cucumber
Srbek Liubosh, Oliva IAn, Horal Irzhi, Tyshkovs`kyi Volodymyr Mykhailovych,
Prunus armeniaca L. · Apricot
Andriievs`ka Ol`ha Oleksandrivna, Smykov Volodymyr Karpovych, Polianychenko Kateryna Vasylivna, Aheieva Nina Hryhorivna, Horina Valentyna Mylentiivna, Kostina Klavdiia Fedorivna,
Brassica oleracea L. (White Cabbage Group) · White cabbage
Robert Priieur
Prunus armeniaca L. · Apricot
Erdoes Zoltan / Horvathne File Ildiko / Kerek Maria Magdolna / Kopacz Zoltanne / Mezoe Tiborne / Nyujto Ferenc / Molnarne Nyujto Julia / Nyujto Zsuzsanna
Chrysanthemum x morifolium Ramat. · Florist's daisy
PARATY B.V.B.A
Chrysanthemum x morifolium Ramat. · Florist's daisy
PARATY B.V.B.A
Chrysanthemum x morifolium Ramat. · Florist's daisy
PARATY B.V.B.A
Brassica oleracea L. (Red Cabbage Group) · Red cabbage
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Diospyros kaki L. f. · Persimmon
Cherniaiev Valerii Platonovych, Derev'ianko Nataliia Vasylivna, Dudchenko Volodymyr Viktorovych, Svyrydovskyi Valerii Mykolaiovych, Derev'ianko Vasyl Mykolaiovych,
Prunus domestica L. · European plum
Instytut Sadownictwa i Kwiaciarstwa im. Szczepana Pieniążka
Lactuca sativa L. var. capitata L. · Head lettuce
PLANTICO HODOWLA I NASIENNICTWO OGRODNICZE ZIELONKI SP. Z O.O.
Cichorium endivia L. · Endive
SEMSEARCH BV
Ribes uva-crispa L. · Gooseberry
Lushpihan Ol`ha Petrivna, Pavlov Oleh Oleksiiovych,
Agrostis stolonifera L. · Creeping bentgrass
Peak Plant Genetics
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Ger Beemsterboer