Botanical Name: Ammi visnaga
Native: Africa, Asia, and Europe
Plant Dimensions: 36"–50" tall and 18" wide
Variety Information: 3"–5" mounded umbels of tiny flowers. Before individual flowers open, the buds give the umbels a green appearance, and once fully open, the flowers are white.
Exposure: Full sun
Bloom Period: Summer to frost
Attributes: Attracts Beneficial Insects, Cut Flower, Drought Tolerant
When to Sow Outside: RECOMMENDED. 1 to 2 weeks before your average last frost date. Successive Sowings: Every 2 to 3 weeks for continuous bloom.
When to Start Inside: 4 to 6 weeks before your average last frost date. Roots are sensitive to disturbance; sow in biodegradable pots and transplant before the taproot becomes crowded.
Days to Emerge: 7–21 days
Seed Depth: Surface to ⅛"
Seed Spacing: A group of 3 seeds every 12"–18"
Thinning: When 2" tall, thin to 1 every 12"–18"
Special Instructions: May need staking in exposed, windy areas. Deadheading (removing spent blooms and their stalks) prolongs flowering and prevents reseeding.
Harvesting: For longest vase-life, harvest flowers when they are fully opened and lay flat.