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.
Solanum lycopersicum L. · Tomato
RIJK ZWAAN Zaadteelt en Zaadhandel B.V.
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
Bayer Holland B.V. (NL)
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
MAURIZIO BACCHI
Solanum lycopersicum L. · Tomato
SEMO a.s
Raphanus sativus L. var. sativus · Radish
SAATZUCHT QUEDLINBURG GMBH
Lactuca sativa L. · Lettuce
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Solanum lycopersicum L. · Tomato
BEJO ZADEN B.V.
Spinacia oleracea L. · Spinach
Sakata Vegetables Europe S.A.S
Rosa L. · Rose
POULSEN ROSER A/S
Citrullus lanatus (Thunb.) Matsum. & Nakai · Watermelon
ZETA SEEDS S.L.
Solanum lycopersicum L. · Tomato
ESASEM S.p.A
Solanum lycopersicum L. · Tomato
SEMO a.s
Brassica oleracea L. (Cauliflower Group) · Cauliflower
Hazera Seeds B.V.
Solanum lycopersicum L. · Tomato
Bejo Zaden B.V.
Brassica oleracea L. (Savoy Cabbage Group) · Savoy cabbage
MORAVOSEED
Solanum lycopersicum L. · Tomato
Paul Degreef
Solanum lycopersicum L. · Tomato
WIESLAW LEGUTKO
Allium cepa L. · Onion
Martin Slot, John Pieter Schipper,
Solanum lycopersicum L. · Tomato
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Cucumis sativus L. · Cucumber
Zeraim Gedera Ltd. Seed Company
Raphanus sativus L. var. sativus · Radish
Rijk Zwaan Zaadteelt en Zaadhandel B.V.
Petroselinum crispum (Mill.) Nyman ex A. W. Hill · Parsley
Jan Draaistra
Allium porrum L. · Leek
Enza Zaden Beheer
Spinacia oleracea L. · Spinach
VILMORIN, S.A.