Lupine, “Russell Blend” Seeds
This 1937 selection from England contains an array of colors on tall spikes that are quite dramatic when planted in mass, and in groups in a mixed border. A short-lived perennial in USDA zones 4–7, Russell lupines were developed to be grown as annuals in warmer climates, so everyone can enjoy its statuesque beauty.
1.5 gram packet contains ~55 seeds.
When to Sow Outside: 1 to 2 weeks after your average last frost date. In mild climates, can be sown in late summer for bloom the following spring.
When to Start Inside: 6 to 8 weeks before your average last frost date. Roots are sensitive to disturbance; sow in biodegradable pots that can be planted directly into the ground.
Days to Emerge: 15–25 days
Seed Depth: ⅛"
Seed Spacing: A group of 3 seed every 18"–24"
Thinning: When 1" tall, thin to 1 every 18"–24"
Harvesting: For longest vase life, harvest in the morning when 1/3 of the flower buds have opened.