coleus [Henna]

Grow under glass in a loam-based compost in bright filtered to moderate light. Pot up annually in spring. Grow on outdoors after risk of frost has passed in a sheltered position with humus rich, moist but well drained soil

Pinch out tips to encourage bushiness. Cut back if bringing indoors for winter

Propagate by seed in early spring (cultivars may not come true) or by softwood cuttings in summer

May be susceptible to glasshouse pests such as mealybugs, glasshouse whitefly and scale insects

Generally trouble-free