EVERGREEN

Plant Encyclopedia

Weigela florida

Weigela florida ("Obeniutsugi")

Japanese name: オオベニウツギ (大紅空木)
Scientific name: Weigela florida

Weigela florida

[Overview]
A deciduous shrub 1–3 m tall.
Young branches are ridged, with hairs only on the ridges.
Leaves are simple and opposite, broadly elliptic, 4–6 cm long and 1.5–3 cm wide, with sparse short hairs on the upper surface and many hairs along the midrib on both surfaces.
The leaf margins are serrated.
Corymbs arise from the leaf axils and branch tips, each bearing 2–3 flowers.
The flowers are deep purplish red; the corolla is funnel-shaped, 3–3.5 cm long, widening somewhat into a bell shape in the upper part, with 5 lobes at the tip.
There are 5 stamens.
The fruit is a slender cylindrical capsule 2–2.5 cm long; when ripe it splits in two, leaving the tip and the central axis, and releases fine seeds.

[Cultivation]
Propagate by cuttings, which multiply it easily.
While the plant is young, division is also possible.
In a sunny place it grows well regardless of soil type, as long as the site is not excessively wet.
For potted plants, water thoroughly when the soil surface dries; for plants in the ground, rainfall is sufficient.
Apply organic fertilizer in winter.
It grows fast and becomes bushy if left alone, so thin out overly long shoots and crowded branches during the leafless season.
Powdery mildew can occur.

Details

Names
Japanese: オオベニウツギ(大紅空木)、カラタニウツギ(唐谷空木)、オオタニウツギ(大谷空木)
Life form
Shrub
Evergreen / deciduous
Deciduous
Leaf type
Broadleaf
Habit
Terrestrial
Planting (or sowing) season
November, December, January, February, March
Flowering season
May, June
Distribution or origin
Japan (Kyushu: summit of Mt. Kosho, Fukuoka), Korea, northern China, Mongolia
Height
1000–3000 mm
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Opposite
Leaf margin
Serrate
Inflorescence
Corymb
Flower color
Red, Purple, Pink
Leaf color
Green
Availability of seeds and plants
Low
Form sold
Seedlings
Propagation
Cuttings, Division
Sun exposure
Full sun
Water needs
Moderate
Soil needs
Required
Tolerance
Cold tolerance
Suitable uses
Hedge, Flower bed, Parks and gardens
Diseases
Powdery mildew
Designated plants
CR: Critically Endangered (Class IA)
Japan Flower Trade Code
54722

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

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