|Tower of jewels|
Echium simplex (Tower of jewels) is a herbaceous biennial plant which grows up to 3 m in height.
The plant is biennial producing a dense rosette in the first year and producing the distinctive inflorescence to a height of 1–3 metres (3 ft 3 in–9 ft 10 in) during the second year. The flowers are white and the plant is in bloom from February to April in Tenerife. E. simplex is widely available as a garden flower in warm temperate areas. It is very attractive to bees and produces a distinctively flavoured honey.
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