![]() ![]() Please note, the contents of this blog reflect the views of its author, which are not necessarily those of the RHS. You can order seed of Penstemon ‘Twizzle Scarlet’ from Plants of Distinction. When I saw it in the summer I admired its prolific flowering, its bright colour and its natural elegance. Happiest in plenty of sun and in well-drained soil, ‘Twizzle Scarlet’ has a relaxed style that ensures it fits well into mixed and perennial borders where it should reach 70-80cm. For that’s its other claim to fame: this colourful perennial flowers well in its first year from a spring sowing. The result is a long season of flower from July to September - from seed sown earlier the same year. Needless to say, this is more than made up for by the tall upright stems along which flowers are crowded in clusters, producing a succession of bloom at each leaf joint. ![]() So what’s special about ‘Twizzle Scarlet’? Well, first of all its scarlet, tubular flowers are smaller and more slender than those of the more familiar varieties. And it’s won a Gold Medal from Fleuroselect, the Europe-wide flower seed trialling organisation. Penstemon Twizzle Zone: 4-9 Exposure: Sun Bloom Time: Summer Height: 30 Penstemon Twizzle Features: Attracts Butterflies, Cut Flower, Attracts Hummingbirds, Drought Tolerant, Perennial Planting and Growing Penstemon Make sure your Penstemon harden off to cool nights and windy conditions before planting. We tend to think of penstemons as large-flowered and blowsy, but the first of a new series derived from the American native Penstemon barbatus is rather different.
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