Average planting success with this species: 60% Height: 18 to 24 inches Germination: 15-45 days Optimum soil temperature for germination: 70-75F Sowing depth: 1/8" Blooming period: May-September Average seeds per pound: 132,000 Seeding rate: 10 lbs. per acre Suggested use: Roadsides, drainage ditch slopes, open fields, mixes. Miscellaneous: One of the most adaptable perennial composites. An excellent cut flower with a vase life of 6 to 10 days.