Plants with erect, branching stems and narrow leaves produce an abundance of shallow-cupped, five-petaled flowers over a long bloom period. Each bloom lasts only a day, but others keep coming. The flax of commerce—Linum usitatissimum—is grown for its fiber and seeds, which yield linseed oil.
Use in borders; some naturalize freely in uncultivated areas. Light, well-drained soil. Most perennial kinds live only 3 or 4 years and should be replaced regularly. Easy to grow from seed; perennials also can be propagated from cuttings. Difficult to divide.Linum grandiflorum
From North Africa. Grows to 1 1/2–2 1/2 ft. tall and 6–12 in.wide, with narrow gray-green leaves. Summer flowers are rose pink, 1–1 1/2 in. wide. Sow seed thickly in place in early spring or (in mild-winter climates) in fall. Self-sows without becoming a pest and is often included in wildflower mixes.
Small, rounded plant (9–12 in. high and wide) with egg-shaped, inch-long leaves and blue, sweet-...
Native from Mexico to Central America. Husky, rather coarse plant with velvety green leaves, spectacul...
This annual is from South Africa. Popular, dependable edging plant grows to 3–6 in. high. Compac...