The ‘May Night’ Salvia has numerous long-lasting, violet-blue flowers that appear in spires.  It is reliable and long-lived.  The ‘May Night’ was named by the Perennial Plant Association as the Perennial Plant of the Year 1997.

 
Bloom Time:  Summer.

Growth Habit:  12-18″ in height.

Foliage:  Green.

Sun/Shade:  Sun.

Hardiness Zones:  3-10.