Lonicera japonica, Japanese Honeysuckle

Creepers and climbers
Scientific Name
Lonicera japonica
Common Name/s
Japanese Honeysuckle
Weed Information

Threat: High threat environmental weed.

Description: A large semi-deciduous vine that climbs by twisting its stems around trunks and limbs of trees or other vertical objects.

Flowers: Creamy white to yellow or occasionally pink, in pairs, two-lipped with four lobes to 4cm long. Sweetly scented and produced throughout spring to early summer.

Fruit: Globular, dark blue to black berry with single black seed and ripens in summer.

Leaves: Opposite, oval to oblong shaped, 3–7cm long and 1–3cm wide. Leaf margins entire or with variable lobes (juvenile leaves). Plant may lose some leaves during winter.

Stems: Young stems are covered with fine hairs, older stems become woody and have brown bark that peels off in shreds. Stems produce roots at nodes when they contact soil.

Note: Adult plants rapid growing during autumn and spring and can cover up to 10m2 in one season. Reproduces vegetatively and by seed. Fruits spread by birds, animals (foxes) and careless disposal of garden waste.

Control measures: Hand weeding, spot spraying, cut and paint with suitable herbicide.

Dispersal: Water, vegetative, wind.