Lonicera can be deciduous and evergreen shrubs, or climbers with twining stems. The tubular or two-lipped flowers, often very fragrant, are followed by red or black berries.
'Heckrottii' is a deciduous, or semi-evergreen climber to about 5m with richly-fragrant flowers. These are tubular, arranged in terminal whorls, deep pink outside and orange-yellow within, appearing in late summer. Red berries may follow in autumn. It is more vigorous, with brighter-coloured flowers, than the species