Botiola
ActiveLactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
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.
Lactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Brassica oleracea L. (Brussels Sprouts Group) · Brussels sprouts
Hazera Seeds, NL
Cucurbita pepo L. · Field pumpkin
SEMILLAS FITO, S.A.
Fragaria x ananassa Duchesne ex Rozier · Garden strawberry
Walther Faedi^^^Gianluca Baruzzi^^^Pierluigi Lucchi^^^Paolo Sbrighi
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Begonia x hiemalis Fotsch · Elatior Begonia
LUBBERTUS H.KOPPE
Glandularia x hybrida (hort. ex Groenl. & Rümpler) G. L. Nesom & Pruski · Common Garden Verbena
Trees Scott C
Lactuca sativa L. · Lettuce
NANNES JEROEN
Lactuca sativa L. · Lettuce
NUNHEMS
Lactuca sativa L. · Lettuce
NUNHEMS
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
Syngenta, NL
Lactuca sativa L. · Lettuce
Syngenta Crop Protection AG
Capsicum annuum L. · Bell pepper
SVS HOLLAND BV , NL
Lactuca sativa L. · Lettuce
Nunhems B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
hybrids between Pelargonium peltatum and Pelargonium zonale · Ivy-leaved geranium
Mitchell Eugene Hanes
Lilium L. · Lily
WIM VLETTER
Lactuca sativa L. · Lettuce
Enza Zaden Beheer B.V.
Cucumis sativus L. · Cucumber
BEJO ZADEN
Hydrangea macrophylla (Thunb.) Ser. · Bigleaf hydrangea
SANTHO BEHEER B.V.
Lactuca sativa L. · Lettuce
Syngenta Seeds B.V.