The leek variety Titan belongs to the food product category. During agronomic studies, a specific morphological ratio of plant parts of 1:1.5 was noted.
The variety was present in state registers for decades, from the 1980s up to 2021. Detailed data on plant height, maturity dates, and disease resistance are not specified in public publications.
Sources7
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Countries of admission
4 jurisdictions
Green indicates countries where the variety is listed in the national catalogue and its seeds are authorized for sale. Expired registrations are marked separately: the variety was previously admitted, but sale is no longer permitted.
Variety registered as early as 1
jurisdiction,
data for which we do not publish: their registry licenses have not yet been verified. This section will be available upon verification.
Variety in registries
Regions of admission, rights holders, and status of plant breeders' rights
The directory replicates the primary source. If an entry differs from the official publication, please specify the discrepancy and provide a link if possible. Corrections are added to the moderation queue.
This is a directory, not an official registry: data is based on public disclosures and may have changed.
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