Originally Posted by wildyard

All the plants mentioned, except the Moonflower Vine are related. They are all members of the Datura family and are all poisonous. Jimpson weed may be the original wild member of the family, but I am not sure of that. Angel Trumpets, Devil's Trumpet, and many other names are given to the various cultivars.
As a rule the Angel's Trumpets are not hardy, even from seed, in the colder climates and are usually grown as house plants or in greenhouses.
The plant in the photo, is a common Datura that readily reseeds itself in northern gardens even tho it dies back to the ground every winter.
As with ALL Daturas, they are very poisonous and should be grown with caution. They are lovely tho, and have a wonderful scent in the cooler evening and morning hours.
I had them in my garden until one of my teen daughter's friends decided to make tea from the seeds and ended up in the hospital. Thankfully he survived but it was touch and go for a while there. He had seen on TV a show warning people that the plant could be used to get high on, but that it was very poisonous. Apparently there had been some problems recently with teens doing that, so the TV news showed all about how to do it, in warning of not to. Sheesh. Needless to say, that plant was immediately gone from my garden forever after.