EVERGREEN

Plant Encyclopedia

Callistemon viminalis (weeping bottlebrush, "Shidarehanamaki")

Japanese name: シダレハナマキ (枝垂花槇)
Scientific name: Callistemon viminalis

[Overview]
An evergreen shrub or small tree that sometimes reaches 10 m tall.
The branches are long and weeping.
The leaves are simple and alternate, lanceolate to narrowly ovate, about 4–7 cm long.
The leaves are thick and leathery, with distinct midribs and lateral veins, and oil glands are also visible.
Young leaves are tinged with brown.
It flowers mainly in spring, but a few flowers may continue to bloom until autumn.
Cylindrical spikes about 4–15 cm long emerge at the branch tips, densely bearing many small 5-petaled flowers.
The petals and sepals fall after flowering, and the long stamens stand out.
The stamens are bright red.
The branch beyond the inflorescence keeps growing after flowering and bears leaves.
The fruit is a woody capsule, cup-shaped and about 0.5 cm across, clustered cylindrically along the stem.

[Cultivation]
Propagate from seed or by cuttings, but plants grown from seed take a long time to flower and may differ in appearance from the parent plant.
As long as the soil is sunny and well drained, it is not particular about soil type.
If the light is poor, it flowers poorly.
Also avoid places exposed to dry winter winds.
For plants less than 2 years after planting, water thoroughly when the soil surface dries; for established plants, rainfall is sufficient.
Apply organic fertilizer around the plant as fertilizer in winter.
There are no particular pests or diseases.

Details

Names
English: weeping bottlebrush, drooping bottlebrush, creek bottlebrush
Japanese: シダレハナマキ(枝垂花槇)、シダレブラシノキ
Life form
Shrub, Small tree
Evergreen / deciduous
Evergreen
Leaf type
Broadleaf
Habit
Terrestrial
Planting (or sowing) season
April, May, June, July, August, September
Flowering season
May, June, July
Distribution or origin
Australia (Queensland, New South Wales)
Growth form
Branching
Height
10000 mm
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Alternate
Inflorescence
Spike
Number of petals
5
Flower color
Red
Inflorescence length
40–150
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
Tolerance
Heat tolerance
Suitable uses
Bonsai, Potted plant, Parks and gardens, Street trees
Hardiness zone
9a–11b
Japan Flower Trade Code
54952

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

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