A great perennial that blooms all summer here in zone 8. Chrysogonum virginianum 'Allen Bush' green and gold A native groundcover, this plant is known for both its foliage and flowers with toothed, light green, triangular leaves and dark yellow, slightly notched, star shaped flowers that bloom well above the foliage and have contrasting brown stamens. The flowers bloom abundantly in the spring and fall, but tend to die down in the heat of the summer except in the cooler zones