Ajuga reptans ‘Silver Queen’ is a dense, mat-forming evergreen perennial with rosettes of round, gray-green foliage mottled with cream. Spikes of blue flowers bloom above the foliage. Deer resistant. Thrives in any type of soil but not too dry. Silver Queen Ajuga is often used as a groundcover and is also useful for erosion control. Excellent for edging and rock gardens.