Season: Perennial USDA Zones: 3 - 9 Height: 24 - 36 inches Bloom Season: Spring and early summer Bloom Color: White Environment: Full sun to partial shade Soil Type: Rich, well-drained, pH 5.8 - 7.2 Temperature: 65 - 70F Average Germ Time: 14 - 21 days Light Required: Yes Depth: Do not cover the seed but press into the soil Moisture: Keep seeds moist until germination Plant Spacing: 16 inches