Columnea crassifolia

Grow under glass in a loam-free compost in bright, filtered light with protection from strong sun. Mist regularly with soft, tepid water to maintain high humidity. In the growing season water freely but carefully with soft water and apply quarter-strength, high- potash liquid fertiliser at each watering. Water sparingly in winter and avoid wetting the foliage

No pruning required

Propagate by rooting tip cuttings with bottom heat in spring

May be susceptible to mealybugs, aphids and cyclamen mites

May be susceptible to root and stem rots if overwatered