M 4 is a clonal rootstock intended for use in horticulture. In official registers, it is mentioned in the list of rootstocks alongside such well-known specimens as M 9, M 26, and MM 106.
This object is a specialized rootstock used for grafting apple trees, rather than a variety intended for the production of commercial fruit.
Sources4
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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data for which we do not publish: their registry licenses have not yet been verified.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.
Also known as
breeder code SE 2064, 2065, 2083, 2084
A single variety may be registered in different countries under different names. All records are consolidated into one profile based on the breeder's code—an internal number that is identical for the variety across all registries.
M 4primaryCZ, QZ, RU, SK
M.4HU
The primary name shown is the one under which the variety is registered in the largest number of jurisdictions. Search finds the variety by any of its names.
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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