Syn. Midnight Star. The deepest blue flowers on blue-black stems July-Sept. Ht 60-80cm. Bulbous semi-evergreen perennial
PVR. Rich dark blue flowers with a dark violet-blue almost black base July-Sept. Leaves are also dark blue-black at the base. Ht 60-80cm. Deciduous
Hardy recent introduction. Broad strap-like foliage. Intense dark blue flowers July-August. Ht 80cm.
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