Perennial: The Honey Series have compact but upright growth habits with good branching. The linaria-like fragrant flowers will bloom from spring until fall but performs best in cool weather and the pollinators love it. Great for containers, hanging baskets and borders. Bloom color: dark yellow. Height: 12-14 inches. Width: 10 inches. Exposure: sun/part shade. Water: moderate. USDA Z9.