The most northern part of the Provence lavender fields is east of Montélimar and Orange, and includes areas
Drôme Provençaland the
Pays de Buech.
The Drôme-Diois is as far north as the town of Die, on the Drôme river.
The Drôme Provençal lavender area is around the towns of Valréas and Nyons, extending south towards the Pays de Sault.
The Pays de Buech lavender area is along the Buech river valley, southwest from the town of Serres.
The Drôme-Diois Valley region includes the following towns/villages and sites:
Bourdeaux, Chatillon-en-Diois, Crest and Die.
Pays de Buech
This lavender region, known also as the Buech-Baronnies, includes the towns/villages and sites of:
Laragne-Montéglin, Orpierre, Rosans, Serres, Vallée de l'Oule, Gorges de la Méouge and Col des Tourettes.