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Purple Tansy/Lacy Phacelia
Phacelia tanacetifolia (Hydrophyllaceae)
A hardy annual, native to California but has naturalized throughout the western United States. The flowering portion of the stalk is curled, slowly unwinding to reveal lavender colored flowers at maturity. The stamens radiate outward, twice as long as the petals, giving the plant an unusual appearance. Prefers full sun in various soils.
Average planting success with this species: 70%
Height: 1-2 feet
Germination: 15-30 days
Optimum soil temperature for germination: 60F-70F
Sowing depth: 1/16"
Blooming period: April-July
Average seeds per pound: 235,000
Seeding rate: 3 lbs. per acre
1 oz Covers: 908 sq. ft.
Suggested use: Roadsides, adjacent to vegetable gardens, mixes.
Miscellaneous: Produces an abundant quantity of nectar which butterflies and bees find hard to resist.