Botanical name: Ceratotheca triloba
Common name: Wild Foxglove
Family: Pedaliaceae
Origin: South Africa
The Ceratotheca triloba can survive with very little water, but to grow tall and lush, they need plenty of water throughout the summer.
All parts of plant are poisonous if ingested.
Link to this plant:
https://toptropicals.com/catalog/uid/ceratotheca_triloba.htm