Scientific Name:	Pinus thunbergii
Pronunciation:	PYE-nus THOON-burg-ee-eye
Common Name:	Japanese black pine
Family Name:	Pinaceae
Plant Type:	Conifer
Key ID Features:	Irregular habit; bark dark purple-gray, yellow-brown shoots; needles 7-13 cm.long, bundles of 2; buds grey/brown, covered in silky white hairs.
Course(s):	HORT 1155

Habit: Irregular, Spreading Form: Irregular Texture: Medium - fine Mature Size: Height: 15 - 22m Spread: 7 - 10m Origin: S.E. Asia / Japan / China Hardiness Rating: Zone 6: (-23 to -18 C) Exposure: Full sun Soil/ Growing Medium: Acidic, Well-drained Water Use: Low Landscape Uses: Specimen plant, Wind break Additional Info: Google. Cultivars shown or on campus may include P. ‘Yatsubusa’ (syn. P. 'Sayonara').

Leaf Morphology: Form: Needle-like Arrangement: Fascicles, Spiraled Texture/ Venation: Surfaces: Colour in Fall: Green Leaf(let) Terms: Shapes: Acicular Margins: Additional Info: salt tolerant

Inflorescence Type: n/a (male cone) Flower Morphology: Colour (petals): Male Cone, Brown, Yellow Flower Time at Peak: Apr, May

Fruit Type: Cone (winged seeds) Fruit Colour: Green, Brown Fruiting Time: Sep, Oct Additional Info: Persistent

Bark Morphology: Moderately fissured Bark or Stem Colour: Dark Grey     Leaf Bud Type: Ovoid Organ Modifications: Ectomycorrhizae

Propagation:	Seed, Hardwood cuttings
Plant Care:
Maintenance:	Low
Pest Susceptibility:	Rust, Scale insects, Wilt, Nematodes
Specific Pests:	pinewood nematode.

Location(s): (ONW) Overpass North side West : cv. Yatsubusa q.1 (declining) Location Map

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