Product reviews for Penstemon Sour Grapes
Penstemon Sour Grapes
Clump-forming, producing masses of large, showy, amethyst-blue flowers. Grow in moist, well-drained soil. Sullied in a 1litre pot Eventual Height: 70cm Eventual Spread: 70cm Full to Partial Sun Evergreen Flowering Time: June-September RHS Award of Garden Merit