Pseudotsuga japonica (Shiras.) Beissn.

Japanese douglas-fir (en)

Species

Gymnosperms > Pinales > Pinaceae > Pseudotsuga

Characteristics

An annual monoecious evergreen tree. It grows 25m high.
Life form annual
Growth form tree
Growth support free-standing
Foliage retention evergreen
Sexuality monoecy
Pollination anemogamy
Spread -
Mature width (meter) -
Mature height (meter) 25.0
Root system -
Rooting depth (meter) -
Root diameter (meter) -
Flower color -
Blooming months -
Fruit color -
Fruiting months -
Nitrogen fixer -
Photosynthetic pathway c3

Environment

Rare and scattered in sheltered valleys and steep ravines, growing on old volcanic rock; at elevations from 500-1,000 metres.
Light -
Soil humidity -
Soil texture -
Soil acidity -
Soil nutriment -
Hardiness (USDA) -

Usage

Uses material wood
Edible -
Therapeutic use -
Human toxicity -
Animal toxicity -

Cultivation

Can be grown by seedlings. Seeds needs stratification.
Mode seedlings
Germination duration (days) 30 - 180
Germination temperacture (C°) 23
Germination luminosity light
Germination treatment stratification
Minimum temperature (C°) -15
Optimum temperature (C°) -
Size -
Vigor -
Productivity -

Images

Pseudotsuga japonica unspecified picture

Distribution

Pseudotsuga japonica world distribution map, present in Iceland

Conservation status

Pseudotsuga japonica threat status: Endangered

Identifiers

LSID urn:lsid:ipni.org:names:677138-1
WFO ID wfo-0000478214
COL ID 78HCK
BDTFX ID -
INPN ID -
Wikipedia (EN) Link
Wikipedia (FR)

Synonyms

Pseudotsuga japonica Tsuga japonica