The city lies in a fertile valley shut in by vine-clad hills, and the picturesque red sandstone buildings of the old town are interspersed with orchards and gardens.
There are excellent nurseries and orchards in the neighbourhood of Troyes, Bar-sur-Seine, Mery-sur-Seine and Brienne.
It is only in Kakhetia, where numerous mountain streams supply the fields and gardens of the plateau of Alazan, that wheat, millet and maize are grown, and orchards, vineyards and mulberry plantations are possible.
Apart, but standards in orchards should be allowed at least 30 ft., and dwarf bush trees half that distance.
The plum curculio (Conotrachelus nenuphar, Herbst) in America causes endless harm in plum orchards; curculios in Australia ravage the vines and fruit trees (Orthorrhinus klugii, Schon, and Leptops hopei, Bohm, &c.).