The "sacred Datura" is a toxic plant native to northern Mexico and the southwestern United States. It is more commonly known as thorn apple, jimson weed, and locoweed. The last nickname—locoweed—gives an indication of the plant's chemical properties.

Does thorn apple grow in the UK?

Occurrence: Thorn-apple is an introduced annual weed of cultivated fields, gardens and waste places with a large prickly fruit that gives the plant its name. It is a casual from several sources including birdseed and wool and soybean waste. Thorn-apple occurs sporadically throughout the UK particularly in hot summers.

Where does Datura grow?

Datura growing wild in Southern California. The greatest diversity of species occurs in Central America and Mexico, suggesting this as the origin of the genus, but there is ample evidence that these plants were used culturally both in the New World and in Asia as sacred plants for many millennia (at least 3,000 years).