Pseudopanax arboreus (Five-Finger, Puahou)


Botanical Information

FamilyAraliaceae
GenusPseudopanax
Speciesarboreus
CategoryWoody
TypeShrub (evergreen)
OriginNative to New Zealand.
Ethnobotanical Uses
Disclaimer
The bark has been used on occasion to create small raft-like floats or skids for hauling materials.
Pronunciation

Details

USDA Hardiness Zone9 - 11
USDA Hardiness Ref.
Canadian Hardiness ZoneCool season protection under glass.
Canada Hardiness Ref.
RHS Hardiness ZoneH1c - H4
RHS Hardiness Ref.
Temperature (°C)-4 - 10
Temperature (°F)25 - 50
Height3 - 6 m
Spread4 - 5 m
GrowthFast
Flowering PeriodJune, July, August

Description and Growing Information

ShapeRounded and bushy. Its typical stature ranges from 3 to 6 m.
LandscapeSpecimen plant.
PropagationClean seeds can be sown in a greenhouse with moderately high temperatures (19° - 24° C in autumn). Seeds should be kept in their own pot in a greenhouse for the first winter. Young plants can be moved at the end of spring or early summer, provided that no further frost is anticipated. Semi-hard cuttings can be take during the winter and set into a frame. Air layering is also recommended.
CultivationFull sun or partial shade with moist, well-drained soil. The soil should have a rich organic composition. In terms of reproduction, this species requires that male and female specimens be positioned within range of one another in order to produce fruit on the latter.
PestsHoney fungus.
HabitatSea level, mountainous terrains, lowland regions and edges of forests.
Bark/Stem DescriptionBrittle.
Flower/Leaf Bud DescriptionRounded.
Leaf DescriptionPalmately compound with 5 - 7 leaflets exhibiting coarse serration along the margins. Ovate with smaller leaflets concentrated near the base of the petioles. Each leaflet is 15 - 20 cm in length. The petioles which support each individual leaflet are 3 - 5c m in length.
Flower DescriptionManifest in groups of 10 - 15 on an umbel inflorescence. The tiny flowers are 5 mm in diameter and can smell sweet.
Fruit DescriptionManifest in tight clusters, 5 - 8mm in diameter and 3 - 6 mm in length for female plants. Most seeds are found in pairs but occasionally may be 3 to a single berry.
Colour DescriptionThe bark is brown in colour. The buds are reddish-pink colour. Shiny dark green leaflets. The flowers are whitish-pink in colour. The fruit is dark purplish-black.
Texture DescriptionLeather-like leaflets.

Photographs