Perennial: Semi-evergreen. Drought tolerant. Deer resistant. Has heart shaped leaves & fragrant flowers rising on small flower stalks. Good cut flower, border, ground cover or pot plant. Attracts butterflies. Bloom time: winter-spring. Bloom color: violet blue. Height: 6-8". Exposure: sun/part shade. Water: moderate/dry. USDA Z4. Hardy to 10 degrees or below.