Lobelia erinus

Lobelia erinus (known by the English names Annual lobelia, Edging lobelia, Garden lobelia or Trailing lobelia) is a cool season annual that will grow throughout zones 2 - 11, and comes in several varieties. Some of the better known varieties are "Riviera", "Blue Moon", "Fountain" and "Cascade". Flowers prefer full shade.

For gardens, they should be started indoors before the last frost and transplanted outdoors after all danger of frost has passed.

Mature flowers will grow to a height of 6 inches. Plants should be spaced 6 inches to 9 inches apart.

Blooming is from mid summer to late fall, and in some areas will bloom into early winter.