In arboribus radices uti capiant, calicem pertusum sumito tibi aut quasillum; per eum ramulum trasserito; eum quasillum terra inpleto calcatoque, in arbore relinquito.
To make them take root while on the tree, take a pot perforated at the bottom or a basket, run the shoot through it, fill the basket with earth, pack it, and leave it on the tree.
final_alignments\Cato_Agriculture.json