Another huge part of French culture is French Lavender. Almost the entire countryside of Provence consists of Lavender farms. Franch produces over of the world's Lavender, so it's kind of a big deal over there.
'Hidcote' English lavender (Lavandula angustifolia 'Hidcote') flowers and foliage are popular additions to sachets and potpourris. Flowers appear in terminal spikes in late spring to early summer. Both foliage and flowers are highly aromatic.