Firestars Lava
WithdrawnCrocosmia masoniorum (L. Bolus) N. E. Br. · giant montbretia
Paul Lewis
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.
Crocosmia masoniorum (L. Bolus) N. E. Br. · giant montbretia
Paul Lewis
Clematis L. · Clematis
Saphinov S.N.C., Institut National de Recherche pour l'Agriculture l'Alimentation et l'Environnement (INRAE)
Pyrus communis L. · European pear
Chrysanthemum L. · Chrysanthemum
Fides B.V.
Chrysanthemum L. · Chrysanthemum
Andreas Niederländer
Campanula poscharskyana Degen · Trailing bellflower
HUBERT GERHARD STENMANS
Gerbera L. · Gerbera
FLORIST HOLLAND B.V.
Clematis L. · Clematis
Poulsen Roser A/S^^^Raymond J. Evison Ltd.
Calluna vulgaris (L.) Hull · Common heather
Kurt Kramer
Lilium L. · Lily
De Jong Beheer B.V.
Hydrangea L. · Hydrangea
CHRISTA HOFMANN
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Michelangelo Leis^^^Gianfranco Castagnoli^^^Alessio Martinelli
Salvia chamaedryoides Cav. x Salvia greggii A. Gray
Jan De Busschere
Portulaca grandiflora Hook. · Moss rose
Theodorus B.J. Stroet
Prunus persica (L.) Batsch · Peach
PSB Producción Vegetal S.L
Senna corymbosa (Lam.) H. S. Irwin & Barneby
CATE - Comité Action Technique et Economique
Trifolium repens L. · White clover
Bent Juhl Jensen
Alstroemeria L. · Alstroemeria
Robert Adrian Goemans
Pyrus communis L. · European pear
Sutera cordata Thunb. Kuntze · Bacopa
Gavriel Danziger
Lobelia erinus L. · Edging lobelia
Gavriel Danziger
Prunus persica (L.) Batsch · Peach
PSB Producción Vegetal S.L
Jamesbrittenia breviflora (Schltr.) Hilliard
Gavriel Danziger
Dianthus caryophyllus L. · Carnation
Hans A. Hansen