Ecuador pink 😊 By the way, common name for datura is Devil's trumpet. Daturas are growing as annuals, dont have tree stump and it's tall about half meter or so. And datura is beautiful, but extremely poisonous plant.
You should keep it outside during the spring, summer and until first frost. It will gave you much joy and happiness. You can see how did @wesleybrian grown his yellow trumpet . It was only small cutting at spring