Botanical Name: Quercus kelloggii
Common Name: California black oak Type of Plant: dicot: tree Character deciduous Habit of Growth: Overall Shape an erect, single or multi-trunked tree, with ascending primary branches and spreading secondary branches forming an oval canopy which broadens with age; bark is dark gray or black Height 20' - 40' Spread 2/3 - equal Growth Rate slow-mod. Environment: Exposure outdoors full or partial sun; can grow in considerable shade Soil tolerates most except highly alkaline Hardiness (zones 2-7, 14-23): avoid hot, low desert habitats Morphology: Leaves pinnate, alternate, lobed, broadly elliptic, 4" - 8" long; each of the 6-8 lobes are coarsely tipped with 1-3 teeth; bright green above, paler beneath; new leaves are pink, turning orange or gold in fall Flowers inconspicuous, green, in small catkins Fruit an acorn (nut): ripens in the second year; oblong, 1" long Propagation: seed Usage: a beautiful deciduous accent tree, valued for its branching structure and attractive foliage; suitable for temperate-climate theme landscapes, oriental or rustic-style designs; large container plant, background grove plantings; lawn tree Landscape Care: Watering an occasional deep soak; the plant can tolerate lawn conditions if drainage is excellent Fertilizing little is needed after establishment Pruning head high and develop an open canopy; little is required Pests/Diseases relatively free; is more resistant to Armillaria root fungus Special Conditions/Other grows best at 4000-8000' elevations Origin: mountains throughout western Sierra Nevada and coast ranges Family: Fagaceae Notes: |
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