How to Grow and Care for Tower of Jewels (Red Bugloss)
Tower of jewels, Echium wildpretii, is a biennial suited to cultivation in Zones 9 to 11. It is prized for its stunning display of deep pink to red flower cones above a rosette of silvery foliage. Cultural requirements include full sun and cool, dry air. Learn more about this fascinating species in this guide. Read more.
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