Appearance
"Penstemon hartwegii" can reach a height of 30–70 centimetres. This bushy semi-evergreen plant has simple, narrow, fleshy, mid-green leaves and racemes of bell-shaped bright-red, purple or crimson flowers, up to 4 cm long, with white markings on a wide throat. They bloom in summer and early autumn.It has gained the Royal Horticultural Society's Award of Garden Merit.
Distribution
This species is native to Mexico.References:
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