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Cultivation

Open-field cultivation — Cannabis sativa

Cannabis sativa L.

Growing hemp in open-field conditions requires selecting varieties based on ecotypes and photoperiod response, as well as a differentiated approach to seeding rates for fiber or seed production.

In the reference 18 varieties crop Hemp, where this is mentioned in the description.

When cultivating Cannabis sativa, the choice of variety is determined by its classification into Central Russian, Southern, or Northern ecotypes, which are adapted to specific zones. The crop is sensitive to photoperiod, making the choice between photoperiod-sensitive and autoflowering forms critical for regions with short growing seasons.

Seeding technology depends on the intended use: high-density planting with rates of up to 3 million/ha is used to increase stem yield and total fiber output, while lower density planting optimizes seed material development. An important feature is the rapid initial growth of seedlings, which limits the possibility of pre-emergence harrowing, and the use of monoecious varieties to simplify harvesting processes.

General information about the subject — on the page Open field.

Sources8

Varieties of Hemp mentioned in the description

Selection based on the description text, not on official evaluation: these data are absent from registers. For specific variety details, please refer to its profile.

Carma

Active

Cannabis sativa L. · Hemp

Marry Jane Gmbh.

IT
6 records

Cannabis sativa L. · Hemp

Ecohemp S.r.l.

IT
4 records

Cannabis sativa L. · Hemp

Hemp it ADN S.A.S.

FR
4 records

Octavia

Active

Cannabis sativa L. · Hemp

Salvatore Casano^^^Phytoplant Research S.L.

4 records

Ermes

Active

Cannabis sativa L. · Hemp

Gianpaolo Grassi

IT
4 records

Cannabis sativa L. · Hemp

Jacopo Vladimiro Paolini

NL
4 records

Theresa

Active

Cannabis sativa L. · Hemp

Salvatore Casano^^^Phytoplant Research S.L.

2 records

Fenomoon

Application submitted

Cannabis sativa L. · Hemp

Fenocan Schweiz AG

BG
2 records

Fenoswiss

Application submitted

Cannabis sativa L. · Hemp

Fenocan Schweiz AG

BG
2 records

Cannabis sativa L. · Hemp

Canimpex GmbH (CH)

BG
2 records

Aida

Active

Cannabis sativa L. · Hemp

Salvatore Casano^^^Phytoplant Research S.L.

2 records

Cannabis sativa L. · Hemp

Jacopo Vladimiro Paolini

NL
3 records

Cannabis sativa L. · Hemp

Seedtech B.V

NL
2 records

Fenocheese

Application submitted

Cannabis sativa L. · Hemp

Canimpex GmbH (CH)

BG
1 record

Fenomax

Application submitted

Cannabis sativa L. · Hemp

Canimpex GmbH (CH)

BG
1 record

Cannabis sativa L. · Hemp

F1 SeedTech B.V.

NL
1 record

Duckfoot

Active

Cannabis sativa L. · Hemp

NL
1 record