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Rocket Larkspur
Delphinium ajacis (Ranunculaceae)
A winter annual, native to southern Europe, it has naturalized throughout the United States. Larkspurs are distinguished by a backward projecting spur, formed by the upper petal of the flower. Tightly compact blossoms are arranged on spikes in shades of pink, white, and deep blue. Prefers full sun to partial shade in very well-drained soils. CAUTION: The seeds and leaves of the Rocket Larkspur are poisonous if consumed.
Average planting success with this species: 80%
Height: 3-4 feet
Germination: 15-30 days
Optimum soil temperature for germination: 50F-60F
Sowing depth: 1/8"
Blooming period: April-September
Average seeds per pound: 150,000
Seeds/Pkt: 125
Seeding rate: 10 lbs. per acre
1 oz Covers: 272 sq. ft.
Suggested use: Mixtures, roadsides, waste areas, floral gardens.
Miscellaneous: A delightful and easy to grow garden favorite. A marvelous plant to accent any cut flower arrangement. The plants are likely to rot at the base in soils that retain excessive moisture. |