Ornamental, Aromatic & Medicinal Ornamental, Aromatic & Medicinal Ornamental, Aromatic & Medicinal Plant ExpertiseGEVES conducts field trials for plant variety protection and seed testing across a wide range of ornamental, aromatic and medicinal species. Plant Variety ProtectionA new variety can be protected by a specific intellectual property right, called a Plant Variety Right (PVR). Our Services GEVES provides services and analyses across all cultivated species, on seeds, seedlings, and plants.