Season: Annual USDA Zones: 4 - 9 Height: 36 inches Bloom Season: Early summer to early fall Bloom Color: Deep pink Environment: Full sun Soil Type: Well draining, sandy or loamy soil, but it can tolerate clay soils, pH 6.0 - 8.0 Temperature: 65 - 80F Average Germ Time: 15 - 20 days Light Required: Yes Depth: Surface sow and cover seed with no more than 1/16 inch Moisture: Keep seeds moist until germination occurs Plant Spacing: 18 - 24 inches Buy Seeds Online Organic Seeds Heirloom Seeds Non-GMO Seeds Vegetable Seeds Flower Seeds Herb Seeds Fruit Seeds Garden Seeds Seed Starter Kits Rare Seeds Bulk Seeds Indoor Gardening Seeds Seed Catalog Seed Packs for Sale Sustainable Seeds Greenhouse Seeds Seed Suppliers Planting Seeds Home Garden Seeds