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.
Oryza sativa L. · Rice
Arvai Zsuzsanna / Valentinyi Karoly / Varadi Laszlo
Glandularia x hybrida (hort. ex Groenl. & Rümpler) G. L. Nesom & Pruski · Common Garden Verbena
Hanes Mitchell Eugene
Zea mays L. subsp. mays (Sweet Corn Group) · Sweet corn
Syngenta Seeds B.V.
Solanum lycopersicum L. · Tomato
HEINZSEED
Festuca ovina L. · Sheep's fescue
PURE SEED TESTING
x Heucherella H. R. Wehrh. · Foamy bells
Janet N. Egger
Geranium wallichianum D. Don ex Sweet · Wallich's geranium
SYLVIA MORROW
Calibrachoa Cerv. · Calibrachoa
JASON JANDREW
Corylus avellana L. · Common hazel
Narodne nadbannia
Lavandula stoechas L. · French lavender
Virginia Mc Naughton
Agapanthus praecox subsp orientalis (F.M. Leight) F.M. Leight. · Common agapanthus
Kirsten Keith
Lantana camara L. · Lantana
ZHANAO DENG
Osteospermum L. · Osteospermum
Sakata Ornamentals Europe A/S
Salvia L. · Sage
STEVEN M EGGLETON
Gaultheria procumbens L. · Wintergreen
Sidhu and Sons Nursery
Aloe aristata x Haworthia limifolia
van Langen Gerard
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Bernardini Danilo
Lactuca sativa L. · Lettuce
Domaine Public (FR)
Prunus domestica L. · European plum
Michael Neumüller
Agrostis stolonifera L. · Creeping bentgrass
JACKLIN SEED
Prunus persica (L.) Batsch · Peach
PLANTAS DE NAVARRA, S.A.(PLANASA)
Prunus persica (L.) Batsch · Peach
Nam, Eun-Young, Jun, Ji-Hae, Chung Kyeong-ho, Yun, Seok-Kyu, Kwon Jung-Hyun, Kim,Sung-Jong, Do Yun-Su
Prunus persica (L.) Batsch · Peach
VIVEROS PROVEDO, S.A.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
SYNGENTA SEEDS B.V.