The Fredrik variety appears in scientific studies dedicated to the study of the adaptability of Italian and Westerwold ryegrass. In reports, it is described as a variety possessing good winter hardiness, however, its spring development is characterized by low growth vigor.
Westerwold ryegrass is an annual variety of Italian ryegrass. There are assumptions regarding the presence in the Fredrik variety of specific genetic traits distinguishing it from typical representatives of the species Lolium multiflorum.
Sources2
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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.
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