Unknown - Tell us
This plant is said to grow outdoors in the following regions:
Tucson, Arizona
Berkeley, California
Knights Landing, California
Temecula, California
Hebron, Kentucky
Albuquerque, New Mexico
I have had very good luck with this plant in my zone 7a garden. I has dark blue flowers from June through late October. It spreads, but...Read More so far hasn't become invasive. A periodic deep watering keeps it happy. It attracts bees.
I have had very good luck with this plant in my zone 7a garden. I has dark blue flowers from June through late October. It spreads, but...Read More