EVERGREEN

Plant Encyclopedia

Lonicera japonica var. japonica

Lonicera japonica var. japonica (Japanese honeysuckle, "Suikazura")

Japanese name: スイカズラ (忍冬)
Scientific name: Lonicera japonica var. japonica

Lonicera japonica var. japonica

[Overview]
A semi-evergreen climbing shrub commonly seen in hills and fields.
The vines twine to the right, and the lower part becomes woody.
Leaves are simple and opposite, 2.5–8 cm long and 0.7–4 cm wide, ovate to oblong-elliptic, with many hairs on the underside.
The leaves usually have entire margins, but early spring leaves and those on weak, overgrown shoots are often pinnately lobed.
The flowers are borne in pairs in the leaf axils, with a pair of ovate bracts at the base.
The flowers are two-lipped, 2.5–3.5 cm long; the upper lip is 4-lobed and the lower lip is slender and hangs down.
The five stamens project far out.
The flowers are first white tinged with pale pink, and later turn yellow.
The flowers have a sweet fragrance and abundant nectar.
The fruit is a spherical berry 5–7 mm across, ripening black.

[Uses]
The buds, stems and leaves are used as a crude drug.

[Cultivation]
Propagate from seed or by cuttings.
It prefers a sunny, well-drained site.
It is easy to grow.

[Notes]
The Japanese name comes from the nectar that collects at the base of the flower and tastes sweet when sucked.
In warm regions it does not lose its leaves even in winter, so it is also called nindo (忍冬).

Details

Names
English: Japanese honeysuckle
Japanese: スイカズラ(忍冬)、ニンドウ(忍冬)、キンギンカ(金銀花)
Life form
Woody climber
Evergreen / deciduous
Semi-evergreen
Leaf type
Broadleaf
Habit
Terrestrial
Planting (or sowing) season
March, April, June, July
Flowering season
May, June, July
Fruiting season
September, October, November, December
Distribution or origin
Japan (southern Hokkaido to Nansei Islands), Kuril Islands, Korea, China, Taiwan
Growth form
Climbing
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Opposite
Leaf margin
Entire
Flower color
White, Yellow
Fruit color
Black
Leaf color
Green
Availability of seeds and plants
Low
Form sold
Seedlings
Propagation
Seed, Cuttings
Sun exposure
Full sun
Water needs
Moderate
Soil needs
Required
Suitable uses
Bonsai, Parks and gardens, Street trees, Wall greening, Balcony
Uses
Medicinal
Japan Flower Trade Code
14377

Translated from our Japanese encyclopedia. If anything differs, the Japanese page is correct.

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