Phacelia argentea is a rare species of phacelia known by the common names sand dune phacelia and silvery phacelia. It is native to the coastline of southwestern Oregon and far northwestern California, where it was counted at a total of 33 sites in 1995. It is the only phacelia species endemic to coastal sand dune habitat, an ecosystem which is altered and declining in the area. This is a hairy, fleshy perennial herb growing prostrate or upright to a maximum length near 45 centimeters. In the garden it prefers full sun and loam soil. In UK gardens it is hardy through an average UK winter (RHS H4). Suggested uses include wildlife gardens, cottage and informal garden and wildflower meadow. It tolerates soil of any pH, well-drained conditions and south-facing aspects. Plant after last frost in fertile soil.

Phacelia argentea, a member of the Boraginaceae family, showcases the distinctive pinnately divided leaves typical of the Phacelia genus. This plant is known for its unique silver-gray foliage and can attract beneficial insects with its clusters of tubular flowers.

https://en.wikipedia.org/wiki/Phacelia_argentea

Phacelia argentea

Phacelia purshii, known by the common names Miami mist, scorpionweed, and purple scorpionweed, is a spring flowering annual forb with blue, lavender, violet, or nearly white flowers in the family Hydrophyllaceae that is native to eastern and central North America.

Phacelia purshii (Miami mist) is a hardy H4 annual with blue to violet spring flowers, ideal for wildlife gardens and wildflower meadows in full sun.