Common Name: Japanese Black Pine

Scientific Name: Pinus thunbergiana

Japanese Black Pine Growth Habit

Classification: Evergreen         USDA Hardiness Zone: 5-8

Size:

• 20' to 30' width X 40' to 60' height

Growth Habit:

• Pyramidal when young becoming more oval with age
• Moderate to rapid grower

Japanese Black Pine Fissured Bark

Bark:

• Dark and blackish-grey
• Becoming fissured into rather elongated plates with age

Japanese Black Pine Foliage

Foliage:

• Evergreen
• Needles-3" to 4" long in bundles of two
• Straight, rarely twisting and fairly stiff
• Dark green 

Japanese Black Pine Monoecious Inflorescence

Inflorescence:

• Monoecious
• Female inflorescence are inconspicuous
• Male catkins are noticeable
• Blooms in the spring

Fruit:

• Woody cone
• 1.5" to 2.5" long
• Very minute prickle on the scales
• Light brown

Use:

• Specimen tree

Problems: 

• Pine tip moth may be a problem on young trees

Culture:

• Full sun
• Tolerant of a wide range of conditions

Propagation:

• Seed

Notes:

• Can have interesting twisting trunks