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Growing verbena from seed – here is everything you need to knowThe native Verbena hastata, commonly known as blue vervain, has tall spikes of purple-blue flowers that are graceful and are ...
As a New York grower, I’m delighted by our native Verbena hastata, common name blue vervain,' Ali says. 'The foliage is coarse, but the tall spikes of purple-blue flowers are graceful and are ...
Several intermediate forms were found between three species of Verbena which grow on Stony Island, V. angustifolia Michx., V. stricta Vent., and V. hastata L., which can be arranged taxonomically ...
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