The administrators of the Roman Empire ( c. 100 BC - 500 AD ) actively exchanged information on agriculture , horticulture , animal husbandry , hydraulics , and botany .
Ornamental horticulture became highly developed during the development of Roman civilization .
The administrators of the Roman   ( c. 100 BC - 500 AD ) actively exchanged information on agriculture , horticulture , animal husbandry , hydraulics , and botany .
Ornamental horticulture became highly developed during the development of Roman civilization .