- Name: Japanese Black Pine Tree - Scientific Name: Pinus Thunbergii - Color: Evergreen - Plant Seeds: Outdoors After Frost / Fall / Indoors Weeks Before Last Frost - Hardiness Zone: 5 - 10 - Plant Height: 20 - 30’ - Plant Spacing: 20 - 40’ - Light Requirements: Sun - Soil & Water Preferences: Average - Dry - Quantity: 10 Seeds - Other: The Japanese Black Pine Is Known As The “King Of Bonsai”. Its Limbs Are Easily Bent And It Takes To Pruning Very Well Whether You Are Enjoying It Indoors Or Out.