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.
Raphanus sativus L. · Radish
Lolium multiflorum Lam. · Italian ryegrass
Lactuca sativa L. · Lettuce
Solanum lycopersicum L. · Tomato
Vitis vinifera L. · Common grape vine
Vitis vinifera L. · Common grape vine
Solanum lycopersicum L. · Tomato
Hippophae rhamnoides L. · Sea buckthorn
Vitis vinifera L. · Common grape vine
Prunus persica (L.) Batsch · Peach
Apium graveolens L. · Celery
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Rijk Zwaan (NL)
Brassica oleracea L. (White Cabbage Group) · White cabbage
Saatzucht Quedlinburg-DE
Apium graveolens L. var. dulce (Mill.) Pers. · Celery
Rocalba (ES)
Ribes uva-crispa L. · Gooseberry
Raphanus sativus L. · Radish
Raphanus sativus L. var. niger (Mill.) S. Kerner · Black radish
Ribes uva-crispa L. · Gooseberry
Cichorium intybus L. · Chicory
Zea mays L. · Maize
Zea mays L. · Maize
Prunus persica (L.) Batsch var. nucipersica (Suckow) C. K. Schneid. · Nectarine
Cichorium endivia L. · Endive
Royal Sluis (NL)
Raphanus sativus L. var. sativus · Radish