Green
Purple
6-10
35 cm
70 cm
Sun
![](https://gp-plants-2020.imgix.net/media/Penstemon-Nova-Twilight-5-Copy.jpg?auto=format&crop=focalpoint&domain=gp-plants-2020.imgix.net&fit=crop&fp-x=0.5&fp-y=0.5&h=578&ixlib=php-3.3.1&q=82&w=768)