chrysanthemum 'Rynoon'

Grow in a cold frame in a loam-based potting compost and move into a warm glasshouse in early autumn. Provide bright filtered light with good ventilation and a minimum temperature of 10°C. During the growing season water moderately and apply a balanced liquid fertiliser weekly

Pinch out growing tips and disbud as required

Propagate by rooting softwood cuttings in loam-less potting compost at 16°C

Susceptible to leaf and bud eelworms, aphids, glasshouse whitefly, glasshouse red spider mite and capsid bug

Susceptible to glasshouse grey mould, powdery mildews and chrysanthemum white rust