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.
Brassica oleracea L. (Broccoli Group) · Broccoli
Ger Beemsterboer
Lilium L. · Lily
De Jong Beheer B.V.
Capsicum annuum L. · Bell pepper
Enza Zaden Beheer B.V.
Malus Mill. · Apple
Atanas Blagov
Plantago arenaria Waldst. & Kit. · French psyllium
Horban` Anatolii Tymofiiovych, Kutsenko Nina Mykolaivna,
Cyperus esculentus L. · Yellow nutsedge
BERNARDO PASCUAL ESPAÑA
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Kees Reinink
Malus domestica (Suckow) Borkh. · Apple
Gospodarstwo Szkółkarskie Andrzej i Szymon Nowakowscy
Solanum lycopersicum L. · Tomato
Yonat Partok
Malus domestica (Suckow) Borkh. · Apple
Information not available - Contact NL authorities
Cucumis sativus L. · Cucumber
Suvorova Tetiana IAkovlivna, Khomchenko Nina Mykolaivna, Shevkunov Valerii Mykolaiovych, Shamshyna Hanna Viacheslavivna, Portiankin Oleksii IEvhenovych, Havrysh Serhii Fedorovych,
Fragaria vesca L. · Wild strawberry
Instytut Sadownictwa i Kwiaciarstwa im. Szczepana Pieniążka
Rubus idaeus L. · Red raspberry
Niwa Hodowla Roślin Jagodowych sp. z o.o.
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Daniel Gabillard
Vitis vinifera L. · Common grape vine
Dimitar Babrikov, Venelin Roychev, Agricultural University - Plovdiv (BG)
Spinacia oleracea L. · Spinach
KWS VEGETABLES B.V.
Cucumis sativus L. · Cucumber
XAREBA OLEKSANDR VOLODYMYROVYCH
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Hari Besels
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Ger Beemsterboer
Brachypodium
Antonio José Manzaneda Avila/Pedro José Rey Zamora/Ana María Fernández Ocaña/María Luisa Martínez Martínez
Solanum lycopersicum L. · Tomato
Robert Priieur
Lobelia erinus L. · Edging lobelia
PlantiCo Hodowla i Nasiennictwo Ogrodnicze Golebiew sp. z o.o.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
CORA SEEDS S.R.L
Zea mays L. · Maize
KAPPEL| Prof. Dr. sc. W. Kappel in Fa. APZ Anhaltische Pflanzenzucht GmbH / ZIEGER| Dr. G. Zieger / NAETHER| Dr. Naether in Fa. APZ Anhaltische Pflanzenzucht / FREUND G.| G. Freund in Fa. APZ Anhaltische Pflanzenzucht / KREISSEL| G. Kreissel in Fa. APZ An