# The Seed Marketing Regulations 2011, Regulation 18: Mixtures of seed

Extent: E+W+S+NI

A mixture of seed may only be marketed if the mixture is permitted under the following table.
Permitted mixtures
Column header
Beet
Cereals
Fodder
Oil and fibre
Vegetable
Seed outside the scope of these Regulations
(i)A mixture of varieties of one species of cereal seed is permitted only if it is effective against the propagation of a harmful organism. All the seed must comply with these Regulations before mixing.
(ii) A mixture of different varieties of standard seed of the same species must be marketed in a package containing not more than 5kg of seed (in the case of legumes), 500g of seed (in the case of asparagus, beetroot, carrot, chard or spinach beet, gourd, marrow, onion, radish, spinach or turnip) or 100g of seed (in the case of any other species)
Beet
No
No
No
No
No
No
Cereals
No
Yes
Yes
No
No
No
Fodder
No
Yes
Yes
Yes
Yes
Yes
Oil and fibre
No
No
Yes
No
No
No
Vegetable
No
No
Yes
No
Yes
No

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Source: https://www.legislation.gov.uk/uksi/2011/463/regulation/18 (the official version)
Page: https://openlegislation.uk/seed-marketing-regulations-2011/regulation-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.