EVERGREEN

Plant Encyclopedia

Geranium phaeum

Geranium phaeum (dusky crane's-bill, "Kurobanafuro")

Japanese name: クロバナフウロ (黒花風露)
Scientific name: Geranium phaeum

Geranium phaeum

[Overview]
A perennial 50–80 cm tall, found in grasslands and similar places in mountainous areas in its native range.
It has a rhizome.
Soft long hairs cover the whole plant.
The stem branches in the upper part.
There are basal leaves and stem leaves; the basal leaves are 10–20 cm long and palmately divided into 7–9 lobes, and the lobes are further shallowly divided.
The basal leaves have long leaf stalks.
The leaves often have purplish brown markings.
Cymes at the stem tips bear flowers that face obliquely downward.
The flowers are 5-petaled, 2–2.5 cm across, and purplish brown with a white center.
The petals curve backward and have wavy edges.
The flower color varies.
The fruit is a capsule.

[Cultivation]
Propagate from seed or by division.
It prefers a cool climate.
It prefers fertile soil that is well drained and retains moisture well.
In warm regions partial shade is better, and avoid dry places, strong afternoon sun in the west, and cold north winds in winter.
For plants in the ground, it is good to plant them under deciduous trees.
Take care not to let it dry out; water thoroughly when the soil surface dries.
In spring and autumn, apply diluted liquid fertilizer, and it is better for no fertilizer to remain in midsummer.
Pests and diseases include aphids and spider mites.

Details

Names
English: dusky crane's-bill, mourning widow, black widow
Japanese: クロバナフウロ(黒花風露)、クロバナフウロソウ(黒花風露草)
Life form
Perennial
Evergreen / deciduous
Evergreen
Habit
Terrestrial
Planting (or sowing) season
February, March
Flowering season
April, May, June, July
Distribution or origin
Europe
Height
500–800 mm
Leaf shape
Lobed leaf
Leaf arrangement
Alternate, Basal
Inflorescence
Cyme
Number of petals
5
Flower color
Purple, Other
Flower diameter
20–25
Leaf color
Green, Multicolor
Availability of seeds and plants
Low
Form sold
Seedlings
Propagation
Seed, Division
Sun exposure
Full sun, Partial shade
Water needs
Moderate
Soil needs
Required
Tolerance
Cold tolerance
Suitable uses
Potted plant, Flower bed, Parks and gardens
Hardiness zone
5a–7b
Pests
Aphids, Spider mites
Japan Flower Trade Code
78211

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

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