Two colorful species are seen in the West, one an annual weed and the other an attractive perennial. Newer hybrids are becoming popular.
Annual. This low-growing, weedy plant from Europe has bright green leaves and 1/2-in., brick red flowers. Has naturalized in California. A. a. caerulea has deep blue, larger flowers; it tolerates most soils and heat, thrives in dry gardens, and grows well in containers.
Summer annuals. ‘Cinnamon’ has medium pink blooms; those of ‘Spice’ are light ...
An attractive weed of roadsides and grain fields, this Mediterranean species has naturalized in North ...
This annual is native to California and southwestern Oregon. Grows to about 6 in. high and wide, with ...