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Plant Encyclopedia

Photinia glabra

Photinia glabra (Japanese photinia, "Kanamemochi")

Japanese name: カナメモチ (要黐)
Scientific name: Photinia glabra

Photinia glabra

[Overview]
An evergreen shrub to tree, about 5 m tall, found in low mountains in warm regions.
The leaves are simple and alternate, oblong to narrowly obovate, 7–12 cm long and 2–4 cm wide, firm in texture, with a glossy surface.
There are 10–18 pairs of lateral veins.
The leaf margin is finely serrated throughout.
The young shoots are tinged with red.
Corymbs at the branch tips bear many white flowers with 5 petals.
The flowers are 0.7–0.8 cm across, with many stamens about as long as the petals.
The fruit is ovoid and ripens red.

[Uses]
The wood is hard and is used for the handles of tools such as sickles.
It is used as a folk medicine.

[Cultivation]
Propagate from cuttings.
It prefers sunny, well-drained, fertile soil.
If sunlight is poor, the branches become sparse and the color of the new shoots is poor.
For established plants, rainfall is sufficient unless sunny weather continues in summer and the soil becomes severely dry.
Apply organic fertilizer in winter.
Prune in early summer, when the color of the new shoots has settled, and in September; however, flower buds form in summer, so if pruned in September, the plant will not flower the following year.
Pests and diseases include powdery mildew, brown spot, sesame-colored leaf spot, anthracnose, and borers (larvae of longhorn beetles).

[Notes]
A strain with especially vivid red new shoots is sometimes called Beni-kanamemochi.

Details

Names
English: Japanese photinia
Japanese: カナメモチ(要黐)、アカメモチ(赤芽黐)、ソバノキ(蕎麦木)、ベニカナメモチ(紅要黐)
Life form
Shrub, Small tree, Tree
Evergreen / deciduous
Evergreen
Leaf type
Broadleaf
Habit
Terrestrial
Similar plants
Planting (or sowing) season
March, April, September, October
Flowering season
May, June
Fruiting season
November
Foliage season
April, May
Distribution or origin
Japan (Honshu: Shizuoka and west, Shikoku, Kyushu), China, Myanmar, Thailand
Growth form
Upright, Branching
Height
5000 mm
Leaf shape
Simple leaf (unlobed)
Leaf arrangement
Alternate
Leaf margin
Serrate
Leaf notes
Young shoots are tinged with red
Inflorescence
Corymb
Number of petals
5
Flower color
White
Flower diameter
7–8
Fruit color
Red
Leaf color
Red, Green
Availability of seeds and plants
Low
Form sold
Seedlings
Propagation
Cuttings
Sun exposure
Full sun
Water needs
Moderate
Soil needs
Required
Suitable uses
Hedge, Parks and gardens, Street trees
Diseases
Powdery mildew, Brown spot, Gomairo spot disease, Anthracnose
Pests
Teppomushi (longhorn beetle larvae)
Uses
Medicinal, Other crafts
Japan Flower Trade Code
29156

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

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