Form: Trailing, or climbing, twining vine.
Leaf retention: Evergreen but cold deciduous.
Growth rate: Rapid.
Mature Size: 30' long as a climbing vine or 2' high as a
Flowers: Fragrant, white, quickly aging to light yellow.
Bloom: Spring into summer.
Fruit: Small, black berries.
Leaves: Oval, dark green.
Stems: No thorns, branching. Roots wherever stem nodes touch ground.
Roots: Spreads by rhizomes. Highly invasive in moist ground.
Wildlife: Attracts butterflies, bees and, when trellised, hummingbirds.
Berries in fall attract birds.
Toxic / Danger: Plant is slightly poisonous.
Cultivation and Uses
USDA hardiness zones: 4-11.
Heat tolerant: Yes.
Drought tolerant: Yes.
Sun: Full sun to part shade.
Water once established: Deep soak once or twice a month.
More often in full sun, as needed, in hottest parts of year.
Soil: Tolerant, pH 6.1-7.8 (slightly acidic to slightly alkaline).
Mulch: To prevent shallow roots from heat damage.
Planting: Can be grown in a large container.
Prune: Trim back 30% between fall and mid-winter to contain size
and remove dead vine build-up which can be a fire hazard. Can be cut
nearly to ground to start over.
Propagation: Seed, cuttings or layering.
Uses: Ornamental, trellised screening, erosion control on banks
and slopes in desert regions. Grow in pots to prevent invasiveness.
Often sold in nurseries as Lonicera japonica 'Halliana'.
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