Tall Flower Spikes
Produces upright flower spikes that create height and structure in ornamental garden displays.
Estimated Delivery:Nov 22 - Nov 26
Free Shipping on All Orders
Delphinium is an ornamental flowering plant known for its tall flower spikes and colorful blooms in shades of blue, purple, pink, and white. It adds vertical interest to flower beds, cottage gardens, and cutting gardens. Delphiniums generally grow best in fertile, well-drained soil with suitable sunlight and consistent moisture.
Produces upright flower spikes that create height and structure in ornamental garden displays.
Depending on the variety, flowers may appear in blue, purple, pink, white, or combinations of these colors.
The tall stems and clustered blooms make many delphinium varieties suitable for floral arrangements.
Adds vertical interest to borders, cottage gardens, and other suitable flower planting areas.
| Product Name | Delphinium Seeds |
| Scientific Name | Delphinium species |
| Common Name | Delphinium; Larkspur (common name used for some related plants) |
| Plant Family | Ranunculaceae |
| Plant Category | Flower; Ornamental Plant |
| Plant Type | Annual, biennial, or perennial, depending on species and variety |
| Flower Colors | Blue, purple, pink, white, and bicolored varieties |
| Growth Habit | Upright; height varies by variety |
| Sunlight | Full sun to partial shade, depending on climate |
| Soil Requirements | Fertile, moisture-retentive, well-drained soil |
| Watering | Water regularly; avoid waterlogged soil |
| Planting Season | Depends on the variety and local climate; spring or fall sowing may be suitable |
| Germination Time | Often about 14–21 days under suitable conditions; varies by variety and seed treatment |
| Germination Temperature | Generally cool to moderate conditions; follow variety-specific instructions |
| USDA Hardiness Zones | Varies by species and variety |
| Garden Uses | Flower beds, borders, cottage gardens, and cut flower arrangements |
| Important Safety Note | All parts of delphinium plants can be toxic if ingested by people or animals |
Delphinium Seeds can bring height, color, and classic garden charm to suitable outdoor spaces. With appropriate seed preparation, fertile soil, and consistent care, these flowering plants can enhance borders, cottage gardens, and home-grown floral arrangements.
Find answers to common questions about Delphinium Seeds, germination, and flowering.
Some delphinium varieties benefit from a period of cold treatment to support germination, while requirements vary by species and seed lot. Check the seed supplier's instructions before sowing, and keep the growing medium appropriately moist during germination.
Grow delphiniums in suitable sunlight, fertile well-drained soil, and consistent moisture. Provide adequate spacing and support taller varieties with stakes when necessary. Flower spike height depends on the variety, climate, and growing conditions.
No. Delphinium plants contain toxic compounds, particularly in their leaves and seeds. Keep the plants and seeds away from children and pets, and do not consume any part of the plant. Contact a medical professional or veterinarian promptly if ingestion is suspected.