Tuesday, May 11, 2010
Larkspur Giant Imperial Mix
Botanical name: Delphinium consolida
Also known as Annual Delphinium, Larkspur produces tall, heavily-flowered spikes in a beautiful mixture of blue, pink, lilac, rose, and white colors. Growing vigorously to 4 feet in height, they are excellent along walls and fences or as a backdrop to other flowers in beds. A top notch cut flower.
How to grow
Flower Type: Annual
Bloom Time: Spring to Summer
Height: 3' to 5'
Exposure: Full Sun
When to Sow Outside: Early Spring, as soon as the soil can be worked (2 to 3 weeks before last frost.)
When to Sow Inside: 6 to 8 weeks before last frost.
Seed Depth: 1/4"
Seed Spacing: 1"
Days to Emerge: 10 - 15
Thinning: When 3" tall thin to 1' to 2' apart