Verbena hastata 'Blue Spires' (blue vervain)

Verbena hastata 'Blue Spires' is commonly called blue vervain and occurs in wet meadows, wet river bottomlands, stream banks, and slough peripheries.  It also grows well in average to moist garden conditions.  It has square hairy stems with candelabra-like inflorescences of erect, slender, pencil-like spikes of tiny, tubular, purplish-blue flowers with deep purple bracts opening in an upward-moving whorl along branching flower spikes a long July-September bloom period. Prefers full sun, wet areas.

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