Penstemon Sour Grapes is covered in large purple flowers all summer. This Penstemon is a winner for any sunny border and is always full of bees.
Plant Type: Penstemon Sour Grapes
Flower: Purple with white throat.
Foliage: Semi -evergreen.
Ultimate Height: 50cms
Ultimate spread: 60cms
Time to ultimate height: 2 years
Low maintenance: Easy.
Drought resistant: Tolerant.
Soil PH: Alkaline/acid.
Season of interest: Summer.
Suggested planting locations and garden types:
How to care
Pruning: Cut back in spring to new shoots.