The name Valentine is found in scientific research in the context of studying lettuce genotypes. Available data indicate the presence in this variety of resistance to Impatiens necrotic spot virus and a tendency toward resistance to tipburn.
Detailed morphological characteristics, such as maturity group or plant height, are not described in agronomic references. Direct confirmation of the commercial status of this variety in open sources is absent, and mentions in scientific literature are limited to its use as breeding material.
Sources4
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Countries of admission
1 jurisdiction
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data for which we do not publish: their registry licenses have not yet been verified.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
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