You could drive a truck over this long-lived awesome perennialwithout doing more harm than breaking a few branches. Tough as nails & long-lived, it’s heat & drought tolerant, deer & snail resistant.Want more? Okay, lots of bright truest royal blue “Forget-Me-Not” flowers display for months on sturdy multi-branching stems. When it’s finished, cut it back to the foliage for a second performance as good as the first! Not fussy about soil but a yearly addition of compost gets a fantastic result. Popular with swallowtails!Grows to 4’ tall by 3’ wide.