drought-tolerant perennial with silver-white stems and a mass of tiny violet-blue flowers appearing from July through to fall ...

Tall flowers bring so much drama to a landscape ... above whatever composition you put it in," Dwyer says. Delicate blue-green foliage adds to the ethereal aura of this early summer bloomer ...

Summer is not far off, with plenty of warm weather ahead. Plan now so you know what flowers to grow, ones you can cut and bring indoors to enjoy.