Japanese Black Pine Seeds - Flower Plant

Japanese black pine, botanically known as Pinus thunbergii, is an evergreen conifer valued for its strong structure and adaptability to coastal and temperate environments. It develops a rugged, upright growth habit with dark green needles and a broad, irregular canopy as it matures. This species performs best in full sun and well-drained soil, tolerating sandy and slightly saline conditions. It is commonly used in landscape planting, windbreaks, and bonsai cultivation. Seeds germinate under suitable conditions and establish steadily with consistent care during early growth stages.

Features

• Evergreen conifer with upright, structured growth
• Adapted to coastal and temperate climates
• Suitable for landscape planting and bonsai use
• Tolerates well-drained sandy soils
• Establishes steadily from seeds

Specifications

• Scientific name: Pinus thunbergii
• Common name (US): Japanese Black Pine
• Seed type / variety: Standard variety
• Growth habit: Evergreen tree
• USDA zones: 5-8
• Planting season: Spring or fall
• Growing season: Year-round (active growth in spring to summer)
• Sowing Season:
  • Spring: March to May
  • Fall: September to October
• Germination time and conditions: 2-4 weeks at 18-22°C; may benefit from cold stratification
• Sunlight requirements: Full sun
• Soil requirements: Well-drained sandy or loamy soil
• Watering needs: Moderate during establishment, low once mature
• Mature plant size: 6-12 meters height, 4-8 meters spread
• Plant spacing: 4-6 meters between plants