An erect shrub. Leaves are sticky and toothed. From spring to late summer, flowers bloom on leafy racemes. Requires moist, well-drained soil. Suitable for warm borders.

An erect shrub. Leaves are sticky and toothed. From spring to late summer, flowers bloom on leafy racemes. Requires moist, well-drained soil. Suitable for warm borders.

An erect, tender perennial. Leaves are toothed. Solitary flowers bloom in summer. Requires very moist soil. Suitable for damp borders and rock gardens. Usually grown as a bedding annual.

An upright perennial. Leaves are hairy, with small teeth. The solitary flowers bloom throughout summer. Requires very moist soil. Suitable for damp borders and rock gardens. Where not hardy, pl...

A branched annual. Leaves are toothed. From spring to early summer, narrow flowers bloom on upright stems. Requires very moist soil. Suitable for damp borders and rock gardens.

An upright perennial. The tubular flowers bloom from early summer to early autumn. Requires very moist soil. Suitable for damp borders and rock gardens. Where not hardy, plant as a bedding an...

A short-lived perennial. Leaves are toothed. Early to late summer, racemes produce an abundance of flowers. Requires very moist soil. Suitable for damp borders and rock gardens. Where not hardy...

An evergreen, epiphytic orchid with two linear leaves growing from long, compressed pseudobulbs. The flowers (2 inches across) usually appear singly, in summer. Grow epiphytically on bark slabs...

An evergreen, epiphytic orchid with linear, green leaves, to 8 inches long, and ovoid pseudobulbs. The 3 inch across flowers have pansy-like markings, and are fragrant in the morning. They app...

An evergreen, epiphytic orchid with linear, green leaves, to 8 inches long, and ovoid pseudobulbs. Flowers are large and flat, with pansy-like markings, and are fragrant in the morning. They ...