COSEH 3050
ActiveHelleborus x nigercors J. T. Wall
Josef Heuger
Cultivation
Cultivation in open field conditions requires the selection of varieties adapted to uncontrolled environmental factors and climatic fluctuations. Such varieties are characterized by genetic plasticity, stress tolerance, and a vegetation period consistent with local weather conditions.
Mentioned in descriptions 28 305 varieties reference book.
Varieties for open field cultivation are bred for adaptation to uncontrolled environmental conditions, unlike greenhouse varieties. Their key feature is the ability to provide a stable yield under fluctuations in temperature, humidity, and light intensity, as well as increased resistance to regional disease pressure.
The choice of variety for open field cultivation depends on the phenological characteristics of the plant, where the life cycle must fit within the frost-free period of a specific location. Morphology is an important factor: preference is often given to determinate forms, resistant to wind stress, and the crop's ability to mature uniformly to facilitate harvesting.
Cultivation technology in open field conditions requires taking into account the biological characteristics of the variety, such as the need for insect pollination. Varieties for field conditions possess higher plasticity, which allows them to maintain yield under less intensive care and nutrient management, while greenhouse counterparts often demonstrate reduced productivity and susceptibility to stress under such conditions.
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.
Helleborus x nigercors J. T. Wall
Josef Heuger
Helleborus niger L. · Christmas rose
Josef Heuger
Chrysanthemum L. · Chrysanthemum
Johan David
Diplotaxis tenuifolia (L.) DC. · Perennial wall-rocket
Andrea Maraldi
Ocimum basilicum L. · Basil
James E. Simon, Robert Michael Pyne, Christian Andrew Wyenandt, Rutgers, The state university of New Jersey
Dianthus L. · Carnation
Whetman Plants International Limited
Chrysanthemum L. · Chrysanthemum
PARATY B.V.B.A
Chrysanthemum L. · Chrysanthemum
PARATY B.V.B.A
Brassica napus var. napus · Rapeseed
SYNGENTA WINTER OILSEED AB
Dianthus caryophyllus L. · Carnation
P.Kooij & Zonen B.V.
Pelargonium zonale (L.) L'Hér. · Horseshoe pelargonium
Tobias Dümmen
Tulipa L. · Tulip
Marax Tulips V.O.F.
Phlox drummondii Hook. · Annual phlox
Tobias Dümmen
Lavandula stoechas L. · French lavender
Decock Youngplants S.P.R.L.
Daucus carota L. · Carrot
Elsoms Seeds
Curcuma alismatifolia Gagnep. · Siam tulip
Timothy J.H. Hoogkamp
Chrysanthemum L. · Chrysanthemum
Luc Pieters
Angelonia angustifolia Benth. · Angelonia
Gavriel Danziger
Sanvitalia procumbens Lam. · Creeping zinnia
Koot Arjan
Lagerstroemia indica L. · Crape myrtle
Alain Dabadie
Phlox paniculata L. · Garden phlox
van Sambeek Ellen
Lilium L. · Lily
Testcentrum voor Siergewassen B.V.
Coriandrum sativum L. · Coriander
CN SEEDS
Helleborus L. · Christmas Rose
Josef Heuger