Created in 1564 by Catherine de Médicis, who wished an Italian-style garden, the garden of the Tuileries is rich of about 3 000 trees. They train(form) structuring sets(groups) (alignments, groves), but also count remarkable (free subjects left or insulated trees). Requiring daily cares, the gardeners of art will comment on this precious living heritage, who are eager to pass on(transmit) their knowledge and their know-how. Of what to fascinate all amateurs of gardens, of biodiversity being in love with and of history(story).