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Silkgrass also known as Narrowleaf Golden Aster, Pityopsis graminifolia, in spite of the common name, this is an aster family member with a white hair on the leaves that gives this plant a silky, silvery effect. The strap shaped leaves give the appearance of a grass when it is not in bloom. The small yellow blooms are produced in enough quantity create a showy display from late summer to early winter. Cut the stems back to the ground after blooming has finished. Silkgrass must be planted in very well drained soil in full to mostly full sun.This is an ideal wildflower for those impossibly hot dry locations. It will slowly colonize over time and can even be thought of as a ground cover.