Evergreen Blue
ActiveCampanula medium L. · Canterbury bells
Kwekerij Stadsland V.O.F.
Cultivation
Protected cultivation involves the use of specialized varieties and hybrids adapted to the specific microclimate of greenhouses, hotbeds, and controlled-environment agriculture systems.
Mentioned in descriptions 24 262 varieties reference book.
Protected cultivation comprises a system of structures ranging from simple film shelters to high-tech greenhouses with automated climate control. Plants in such conditions develop under different levels of lighting, humidity, and temperature regimes, as well as in limited root zone volumes, which requires the selection of genetically adapted material, predominantly F1 hybrids.
The choice of a variety for closed environments depends on the crop's ability to develop fully under artificial lighting, its growth type, and compatibility with cultivation technologies, including substrate-based systems. Variety assessment is based on morphological traits, productivity, and the conformity of fruit characteristics to requirements for marketability, keeping quality, and transportability.
The resistance and high productivity of greenhouse varieties are driven by breeding for immunity to specific pathogens, such as powdery mildew, various types of wilts, viruses, and bacterial infections. Additional critical traits include parthenocarpy, which ensures fruit set without pollination, and the ability to control the balance between generative development and sugar accumulation.
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.
Campanula medium L. · Canterbury bells
Kwekerij Stadsland V.O.F.
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FGB B.V.
Pelargonium zonale (L.) L'Hér. · Horseshoe pelargonium
Gerd Endisch
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FGB B.V.
hybrids between Cucumis ficifolius and Cucumis myriocarpus Naudin
María Carmen Gisbert Doménech^^^María Belén Picó Sirvent
Celosia argentea L. var. cristata (L.) Kuntze · Cockscomb
Evanthia B.V.
Cannabis sativa L. · Hemp
Claudio Corsi
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Petr Klapshte, Petr Horal, Yirzhi Horal,
Solanum lycopersicum L. · Tomato
Sylvain Bontems
Capsicum annuum L. · Bell pepper
Kyrylov Mykhailo Ivanovych, Dubinin Serhii Volodymyrovych,
Capsicum annuum L. · Bell pepper
Kyrylov Mykhailo Ivanovych, Dubinina Iryna Mykolaivna, Dubinin Serhii Volodymyrovych,
Cucurbita pepo L. · Field pumpkin
Ahmet Oktay Turhan
Capsicum annuum L. · Bell pepper
Kyrylov Mykhailo Ivanovych, Dubinina Iryna Mykolaivna, Dubinin Serhii Volodymyrovych,
Solanum lycopersicum L. · Tomato
PlantiCo Hodowla i Nasiennictwo Ogrodnicze Golebiew sp. z o.o.
Capsicum annuum L. · Bell pepper
Kyrylov Mykhailo Ivanovych, Dubinina Iryna Mykolaivna, Dubinin Serhii Volodymyrovych,
Solanum lycopersicum L. var. lycopersicum · Tomato
PRZEDSIEBIORSTWO NASIENNICTWA OGRODNICZEGO I SZKOLKARSTWA
Capsicum annuum L. · Bell pepper
V. Todorova, I. Tringovska-Mendeva, St. Grozeva-Tileva, D. Kostova-Protohristova, G. Pevicharova, Amol Nankar, Ts. Gechev
Capsicum annuum L. · Bell pepper
Kyrylov Mykhailo Ivanovych, Dubinina Iryna Mykolaivna, Dubinin Serhii Volodymyrovych,
Brassica juncea (L.) Czern. · Brown mustard
Shabetia Oksana Mykolaiina, Pozniak Oleksandr Vasyl`ovych, Chaban Lesia Vasylivna, Kryvets` Dmytrii Olehovych,
Phaseolus vulgaris L. · Common bean
RAMIRO ARNEDO, S.A.
Benincasa hispida (Thunb.) Cogn. · Wax gourd
VINATORU COSTEL