Catmint stays low and spreads wide, making it a natural choice for edging a bed or softening the front of a border. Junior Walker grows only 12 to 18 inches tall and produces lavender-blue flowers from late spring through fall.

Plant in full sun with average to dry soil—it actually prefers lean ground and poor drainage will rot it out faster than heat. Once established, you'll water it seldom, and it attracts pollinators without demanding any fussing.