I image it originally came from Annie's Annuals.
http://www.anniesannuals.com/p...
It could be that it's too warm for it in San Jose, the species originally came from the Andes. She writes that it's "Best in cooler areas, or in shade if you live inland."
I lived in San Jose, until about 5 years ago, and grew the species
http://www.anniesannuals.com/p...