Pine, (Japanese Black) Thunderhead Pinus thunbergii 'Thunderhead' Height: 15 feet Spread: 10 feet
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Hardiness Zone: 6a Description: A large, wide-spreading evergreen shrub with very deep green needles and attractive white new growth in spring; a good character plant for larger gardens, will eventually grow quite large so leave adequate room Ornamental Features Pine, (Japanese Black) Thunderhead is a dwarf conifer which is primarily valued in the landscape for its ornamental globe-shaped form. It has dark green evergreen foliage. The needles remain dark green throughout the winter. Landscape Attributes Pine, (Japanese Black) Thunderhead is a dense multi-stemmed evergreen shrub with a more or less rounded form. Its average texture blends into the landscape, but can be balanced by one or two finer or coarser trees or shrubs for an effective composition. This shrub will require occasional maintenance and upkeep. When pruning is necessary, it is recommended to only trim back the new growth of the current season, other than to remove any dieback. It has no significant negative characteristics. Pine, (Japanese Black) Thunderhead is recommended for the following landscape applications; Planting & Growing Pine, (Japanese Black) Thunderhead will grow to be about 15 feet tall at maturity, with a spread of 10 feet. It tends to fill out right to the ground and therefore doesn't necessarily require facer plants in front, and is suitable for planting under power lines. It grows at a slow rate, and under ideal conditions can be expected to live for 80 years or more. This shrub should only be grown in full sunlight. It does best in average conditions that are neither too wet nor too dry, and is very intolerant of standing water. This plant should be periodically fertilized throughout the active growing season with a specially-formulated acidic fertilizer. It is not particular as to soil type or pH, and is able to handle environmental salt. It is highly tolerant of urban pollution and will even thrive in inner city environments. This is a selected variety of a species not originally from North America. Special Attributes Cones are oval shaped 2to 3 inches long. They are green turning brown and found in groups of 2 to 4. In some areas of the world pine are considered drought tolerant, that depends on when does it rain. If it doesn't rain during the growing season more than 4 inches on a monthly basis it will need to be watered. In the Pacific Northwest Desert evergreens need to be watered during the winter as well as the growing season. Our desert climate especially in late winter to early spring evergreens can suffer during next growing season. An easy way to remember check for dryness is on the holidays Halloween, Thanksgiving, New Year's Day, Valentines Day & Easter
