EVERGREEN

Plant Encyclopedia

Heuchera

Heuchera (genus, alumroot)

Japanese name: ヒューケラ
Scientific name: Heuchera

Heuchera

[Overview]
An evergreen perennial growing 20–90 cm tall.
The leaves are basal, rounded heart-shaped, about 3–10 cm across, and shallowly 5–9-lobed.
The leaf margins are toothed.
The leaves have long petioles.
There are cultivars with a variety of leaf colors.
A long flower stalk is sent up, bearing a slender spike or raceme of 5-petaled flowers.

[Cultivation]
Propagate from seed, by division, or by stem cuttings.
It prefers a sunny, well-drained, well-ventilated site.
Some cultivars suffer leaf scorch in direct summer sun, so move potted plants to partial shade in summer, and plant those in the ground under deciduous trees or similar.
Take care not to let it become too wet when watering; for established plants, water thoroughly after the soil dries if potted, and rainfall is sufficient if planted in the ground.
Small seedlings and plants being raised should be kept constantly moist and not allowed to dry out.
In spring and autumn, apply slow-release fertilizer placed on the soil.
If the site is well ventilated and well drained, no particular pests or diseases occur.

Details

Names
English: alumroot, coral bells
Japanese: ヒューケラ、ホイヘラ
Life form
Perennial
Evergreen / deciduous
Evergreen
Habit
Terrestrial
Planting (or sowing) season
March, April, October, November
Flowering season
May, June, July
Foliage season
January, February, March, April, May, June, July, August, September, October, November, December
Distribution or origin
North America
Height
200–900 mm
Leaf shape
Lobed leaf
Leaf arrangement
Basal
Leaf margin
Serrate
Inflorescence
Raceme, Spike
Number of petals
5
Flower color
Red, Green, Pink, White
Leaf color
Red, Yellow, Green, Purple, Multicolor
Availability of seeds and plants
Low
Form sold
Seedlings
Propagation
Seed, Division, Bud cuttings
Sun exposure
Full sun, Partial shade
Water needs
Moderate, Moist
Soil needs
Required
Tolerance
Cold tolerance, Shade tolerance
Suitable uses
Ground cover, Potted plant, Flower bed, Parks and gardens, Wall greening, Container, Kokedama
Japan Flower Trade Code
16071

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

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