Botanical Name: Borago officinalis
Native: Africa, west Asia, and Europe
Hardiness: Annual; re-seeds readily
Plant Dimensions: 2'–3' tall, 12"–18" wide
Exposure: Full sun to part shade
Attributes: Attracts Pollinators, Deer Resistant, Drought Tolerant
When to Sow Outside: RECOMMENDED. 1 to 2 weeks before your average last frost date, when soil temperature is at least 40°F, ideally 70°–90°F, or any time in mild climates.
When to Start Inside: 6 to 8 weeks before your average last frost date. Not recommended; sensitive to taproot disturbance. Start in biodegradable pots that can be planted directly into ground.
Days to Emerge: 5–20 days
Seed Depth: ¼"–½"
Seed Spacing: A group of 3 seeds every 12"
Row Spacing: 24"
Thinning: When 2" tall, thin to 1 every 12"
Harvesting: Leaves are best harvested when young; old leaves are tough and hairy. Flowers can be harvested any time.