You will find this perennial to be an easy to grow plant with masses of spiked lavender/blue flowers lasting from spring until fall. Trim off the spikes which have bloomed to assure continued flowering.This mounded plant has grey-green aromatic foliage. Divide it when blooming is completed, if you want. There are many varieties that range in size from 10 inches-36 inches tall.
May, June, July, August, September
Trim to the ground in late fall after several frosts