5. No supplier shall market any plant material unless—
(a)it is substantially free on visual inspection from any harmful organisms and diseases impairing quality which reduce its usefulness as plant material and in particular from the organisms and diseases listed in the Annex to Directive 93/49/EEC in respect of its genus or species;
(b)it is substantially free from any defects, including unsatisfactory vigour and dimensions and imbalances between roots, stems and leaves, likely to impair its usefulness as plant material;
(c)either—
(i)where the plant material is marketed with reference to the group of plants to which it belongs, it has adequate identity and purity relative to its genus or species or group; or
(ii)where the plant material is marketed with reference to the variety to which it belongs, it has identity and purity as to variety;
(d)in the case of seeds, it possesses a satisfactory germination capacity; and
(e)it is in lots of sufficiently homogeneous composition and origin.