''Salvia'' 'Indigo Spires' is a

hybrid Hybrid may refer to: Science * Hybrid (biology), an offspring resulting from cross-breeding ** Hybrid grape, grape varieties produced by cross-breeding two ''Vitis'' species ** Hybridity, the property of a hybrid plant which is a union of two diff ...

cross between ''S. longispicata'' and ''S. farinacea''. It was a chance discovery at Huntington Botanical Gardens, found growing near the two presumed parents, ''S. longispicata'' and ''S. farinacea''. Introduced into horticulture in 1979, and has become a very popular bedding plant. The spike-like inflorescences reach , blooming from early summer to frost, with small () rich violet flowers that are very tightly packed in whorls. The calyx is purple, staying long after the flower falls off.

Notes

indigo spires Ornamental plant cultivars {{Salvia-stub