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Guide botanique

Japanese Aralia.

Fatsia japonica

Prononciation FAT-see-uh juh-PON-ik-uh

Aussi appelée Fatsia, Glossy-leaf paper plant, Japanese aralia, Japanese fatsia, fatsi, glossy-leaf paperplant, paperplant

Japanese aralia
Photo de florawhite (CC BY) via iNaturalist

The Japanese Aralia is a striking evergreen shrub known for its large, glossy, hand-shaped leaves. It brings a tropical flair to shady gardens and is also a popular houseplant.

En un coup d'œil

Care level
Easy
Plant type
Shrub
Light
Partial shade to full shade
Indoor light
medium
Water
Every 7 to 14 days
Mature size
Grows 5-10 ft. tall and wide
Growth rate
medium
Hardiness
USDA 8 to 11
Bloom time
Late fall to early winter

Entretien

Provide moist, well-drained soil and protect from harsh afternoon sun and strong winds. It tolerates shade well, making it suitable for underplanting or darker corners.

Watering
Water when the top inch of soil feels dry, and reduce watering in cooler months.
Feeding
Feed with a balanced liquid fertilizer every other month during the growing season, from spring through fall.
Pruning
Prune in late winter or early spring to shape the plant, remove dead or damaged branches, and encourage bushier growth.
Repotting
Repot every 1-2 years in spring, or when the plant becomes root-bound.
Soil
Rich, well-drained soil
Soil pH
Slightly acidic to neutral (5.5-7.0)
Temperature
-12.2 to 29.4°C
Humidity
40 to 60%

Sécurité

People
Non-toxic
Pets
May cause mild gastrointestinal upset if ingested
Edibility
This plant is not intended for human consumption.

Comment l'identifier

  • Large, deeply lobed, palmate leaves
  • Glossy, dark green foliage
  • Upright, branching growth habit
  • Clusters of small, white flowers
  • Black, berry-like fruit
Height
1.524 to 3.048m
Spread
1.524 to 3.048m
Leaves
dark green, glossy, evergreen
Flowers
white, cream, 0.6 to 0.8cm
Fruit
black, dark purple, Late fall to winter

Problèmes courants

  • Spider mites Tiny pests that cause stippling on leaves and fine webbing; thrive in dry conditions.
  • Scale insects Small, immobile insects that attach to stems and leaves, sucking sap and weakening the plant.
  • Root rot Caused by overwatering, leading to soggy soil and fungal infections that damage roots.
  • Leaf spot Fungal or bacterial infections causing discolored spots on leaves, often exacerbated by high humidity and poor air circulation.

La cultiver

Propagation
Cuttings, Seed
When to plant
Spring, Fall

Pair with plants that enjoy shade and consistent moisture for a lush, layered look.

Bonnes associations

  • Hosta Hostas thrive in similar shady conditions and offer contrasting foliage textures.
  • Ferns Ferns are excellent companions for shade gardens, complementing the Aralia's tropical look.
  • Astilbe Astilbes provide beautiful feathery blooms in shady, moist spots where Aralias grow well.

À éloigner de

  • Full sun exposure Direct sun will scorch the leaves and can weaken the plant.
  • Drought While somewhat drought-tolerant once established, prolonged dry periods can stress the plant.
  • Strong winds Wind can damage the large leaves and dry out the plant.

Espèces similaires

  • Schefflera (Umbrella Tree) Schefflera also has palmate leaves and a tropical appearance, but typically prefers brighter light.
  • Plnchera While less common, some Plnchera species share a similar architectural leaf shape and growth habit.

Science

Family
Araliaceae
Genus
Fatsia
Order
Apiales
Class
Magnoliopsida
Native range
Eastern China, Taiwan, and Japan

In its native habitat, Fatsia japonica grows in the understory of forests and on rocky slopes, benefiting from shade and protection from harsh elements.

Value to wildlife
nectar source, larval host plant
Pollinators
bees, butterflies, moths
Uses
Ornamental shrub, Container plant, Houseplant, Shade garden accent

Au fil des saisons

JFMAMJJASOND
Flowering
Fruiting
Foliage

Repères écologiques

Salinity
1/9
Soil reaction
6/9
Light
2/9
Temperature
7/9
Moisture
6/9
Nutrients
5/9

Taxonomie vérifiée avec le GBIF.

Ce qu'on demande souvent

Can this plant tolerate full sun?
No, it prefers shade or partial shade and can be scorched by direct sunlight.
How often should I water my Japanese Aralia?
Water when the top inch of soil feels dry; allow it to dry slightly between waterings.
Is it toxic to pets?
It is considered mildly toxic to pets and may cause stomach upset if ingested.
What kind of soil does it need?
It thrives in rich, well-drained soil that retains some moisture.

D'où vient le nom

The genus name 'Fatsia' comes from the old Japanese word 'fatsi', meaning 'eight', referring to the typical eight lobes of its leaves. 'Japonica' means 'from Japan'.

Bon à savoir

  • Its leaves can grow up to 1-2 feet across.
  • It's a great plant for adding architectural interest to shady spots.
  • The plant's name, 'Fatsia', is derived from an old Japanese word meaning 'eight', referring to the typical eight lobes of its leaves.

Ton japanese aralia a mauvaise mine ?

Cette page est un guide général. Pocket Botanist diagnostique les problèmes directement à partir d'une photo de ta plante, adapte l'arrosage à sa luminosité et te prévient quand il faut t'en occuper.

Télécharger l'appli

Ce guide a été généré par IA et vérifié avec la taxonomie du GBIF. Il s'agit d'informations générales, et non de conseils horticoles ou vétérinaires. Découvre comment nous concevons ces guides.