ISBN: | 978-5-5120-2799-8 |
High Quality Content by WIKIPEDIA articles! The Pacific Silverweed, Argentina pacifica, is a low-growing perennial (6") with pinnately compound green leaves with silvery undersides. The yellow, saucer-shaped flowers appear late spring through summer. Pacific Silverweed spreads very quickly and makes a lovely groundcover in moist areas. They need sun and regular water.