Phacelia tanacetifolia is a species of phacelia known by the common names lacy phacelia, blue tansy or purple tansy. Bloom time: late spring - mid summer. Hardiness zone: annual (but reseeds itself easily, so it acts like a ...

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Phacelia tanacetifolia is a species of phacelia known by the common names lacy phacelia, blue tansy or purple tansy. Bloom time: late spring - mid summer. Hardiness zone: annual (but reseeds itself easily, so it acts like a perennial in all zones). Light requirements: sun - part shade . . . Soil / water: average.

  • BLOOM TIME: Late Spring - Mid Summer
  • HARDINESS ZONE: Annual (but reseeds itself easily, so it acts like a perennial in all zones)
  • PLANT HEIGHT: 12 - 24" . . . PLANT SPACING: 12 - 18"
  • LIGHT REQUIREMENTS: Sun - Part Shade . . . SOIL / WATER: Average