Plant type: Perennial. Ideal Conditions: Medium moisture and well-drained soil. Tips for Use: Plant as egding, borders or rock garden. Zone: 3 to 9. Growth: Height: 9 to 12 inches. Spread: 9 to 12 inches. Ornamental Feature: Get showy yellow fragrant. trumpet flowers from early summer to early fall. Tags: Full Sun/Partial Shade. Care & Maintenance: Spent bloom can be cut back. Trim old foliage in fall for better appearance.