Delphinium New Millenium Blue LaceDensely packed spires of true sky blue flowers with a touch of lavender pink are presented on very strong stems in early summer. Removing spent flower spikes will result in another round of blooms on secondary spikes in late summer and fall. Its large, deeply incised leaves make this plant attractive even when it's not in bloom
Eryngium Big BlueBig Blue Sea Holly is an amazingly different color addition to the well-drained garden. It has silvery green thistle-like foliage which is topped by glowing blue stems and flowers. The blooms in June look like tiny blue artichokes, and are held well above the leaves. Thriving in dry sandy sites, Eryngium ‘Big Blue’ is also deer resistant.
West Country Lupin Persian SlipperLupinus 'Persian Slipper' has stunning lagoon blue flowers that are white flecked and appear from late spring. The flowers have a deliciously peppery scent and look fabulous colour looks great planted with purple and pink flowering plants
Phlox Blue ParadiseBlue Paradise' is an upright perennial to 1.2m tall, with lance-shaped leaves and rounded heads of fragrant, dark-eyed violet-blue flowers in early summer
Veronica Royal RembrantThis sun-loving perennial is known for its easy care.Violet-purple flowers cover dark green leaves.You can expect additional blooming power later in the season if the flowers are sheered back.Tolerant of most well-drained soil types and partial shade, though plants will bloom heavier in full sun.Removing spent flowers may promote re-bloom