Botanical Name: Phacelia campanularia
Hardiness: Frost-tolerant annual
Plant Dimensions: 8"–16" tall, 6" wide. Quite variable in size depending on soil, exposure, fertility, and water.
Variety Information: Each vibrant-blue flower is only 1" wide but they are produced in clusters several inches across.
Exposure: Full sun to part shade
Bloom Period: Spring
Attributes: Attracts Pollinators, Drought Tolerant, Good for Containers
When to Sow Outside: RECOMMENDED. 2 to 4 weeks before your average last frost date; also in late summer and fall, especially in mild climates.
When to Start Inside: 6 to 8 weeks before your average last frost date.
Days to Emerge: 5–10 days
Seed Depth: 1/16"
Seed Spacing: A group of 3 seeds every 6"
Thinning: Thin to 1 every 6"