He encouraged the cultivation of locust trees ("Robinia") in Europe. The larvae feed on "Robinia pseudoacacia". The larvae feed on "Quercus" and "Robinia" species. The larvae feed on "Robinia" (locust tree) species, such as black locust ("R. pseudoacacia"). Another food tree is the black locust ("Robinia pseudoacacia"). The larvae feed on "Robinia" species, including "Robinia pseudoacacia". The larvae feed on "Robinia pseudoacacia" and "Gleditsia triacanthos". It can be isolated from "Vinca erecta" or from the common locust "Robinia pseudoacacia". The larvae feed on "Medicago sativa", "Trifolium", "Vicia" and "Robinia pseudoacacia". Also, the invasive false Acacia (Robinia) is widely spread. The larvae feed on "Robinia pseudoacacia", "Robinia viscosa" and "Robinia hispida". "Robinia" flowers are consumed as fritters in many parts of Europe. The larvae feed on "Robinia pseudoacacia", "Amorpha fruticosa" and "Gleditsia" species. According to other sources, Robin has sown a Robinia in each of these two gardens. One can see today a "Robinia" tree planted in 1636, and a sophora from 1747.