# The Seed Marketing Regulations 2011, Paragraph 17: Additional requirements for barley, wheat, durum wheat and spelt wheat

Extent: E+W+S+NI

In the case of barley, wheat, durum wheat and spelt wheat—
(a) the maximum number of wild oats in a crop is 7 per hectare.
(b) the maximum percentage by number of loose smut infection in seed is—
(i) 0.1% for basic seed;
(ii) 0.2% for C1 and C2 seed.

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Source: https://www.legislation.gov.uk/uksi/2011/463/schedule/2/paragraph/17 (the official version)
Page: https://openlegislation.uk/seed-marketing-regulations-2011/schedule-2/paragraph-17
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.