Tall Flower Spikes
Produces upright flower spikes that add height and visual interest to garden borders and flower beds.
Estimated Delivery:Nov 22 - Nov 26
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Larkspur is a popular flowering plant admired for its tall, graceful flower spikes and beautiful blooms in shades of blue, purple, pink, white, and lavender. These ornamental flowers bring vertical interest and vibrant color to cottage gardens, flower borders, and cutting gardens. Larkspur grows best in cool weather with well-drained soil and suitable sunlight, making it an attractive choice for seasonal flower displays and home gardening.
Produces upright flower spikes that add height and visual interest to garden borders and flower beds.
Flowers may appear in blue, purple, pink, white, and lavender shades, depending on the variety.
The long flowering stems are suitable for fresh floral arrangements and decorative bouquets.
Performs best in cooler growing conditions with suitable sunlight and well-drained soil.
| Scientific Name | Consolida ajacis (syn. Delphinium ajacis) |
| Common Name | Larkspur; Annual Larkspur |
| Plant Family | Ranunculaceae |
| Seed Type | Flower Seeds |
| Growth Habit | Upright, flowering annual |
| Flower Colors | Blue, purple, pink, white, and lavender, depending on variety |
| USDA Hardiness Zones | Generally grown as a cool-season annual; performance varies by climate |
| Planting Season | Fall in mild-winter regions or early spring in cooler regions |
| Seed Starting | Direct sowing is commonly recommended; follow variety-specific instructions |
| Germination Time | Approximately 14–21 days under suitable conditions |
| Germination Temperature | Cool to moderate conditions; follow supplier recommendations |
| Sunlight | Full sun to partial shade, depending on climate |
| Soil Requirements | Fertile, well-drained soil |
| Watering | Maintain consistent moisture without waterlogging |
| Mature Plant Size | Often approximately 2–4 feet tall, depending on variety and conditions |
| Plant Spacing | Generally 6–12 inches, adjusted for the variety and growing conditions |
Grow Larkspur for its graceful flower spikes and beautiful seasonal color. These ornamental flowers can enhance cottage gardens, borders, and cutting gardens when provided with suitable cool-weather conditions, well-drained soil, and regular care. Choose a variety that suits your garden space and local climate for the best growing experience.
Find helpful answers to common questions about Larkspur seed germination, planting conditions, and flowering.
Larkspur seeds generally germinate best under cool to moderate conditions. Sow them directly into well-drained soil according to the seed supplier's instructions and maintain consistent moisture. Germination may take around 14–21 days, although timing varies with seed freshness, temperature, and growing conditions.
The best planting time depends on your local climate. In regions with mild winters, sowing in fall can allow plants to establish during cooler weather. In colder regions, early spring sowing is often suitable as soon as the soil can be worked. Avoid planting during hot weather because Larkspur prefers cool growing conditions.
Larkspur generally grows well in full sun, although partial shade may help in warmer climates. Many annual varieties reach approximately 2–4 feet tall, but mature height depends on the cultivar and growing conditions. Provide well-drained soil and consider supporting taller flower spikes in windy locations. Larkspur is toxic if ingested, so keep seeds and plant material away from children and pets.