Botanical Name: Platanus racemosa
Common Name: Western sycamore, California sycamore
Type of Plant: dicot: tree
Character deciduous
 
Habit of Growth:
Overall Shape an upright to irregular, single or multi-trunked tree with ascending or leaning primary stems and stout contorted branches forming an irregular rounded canopy; trunks and branches produce patchy, white-buff bark
Height 30-50' (90')
Spread 2/3 to equal
Growth Rate rapid
 
Environment:
Exposure outdoors full or partial sun; tolerates shade at inland locations
Soil prefers fast-draining sandy loam but tolerates alkaline
Hardiness hardy (zones 4-24); thrives in warm humid areas
 
Morphology:
Leaves palmate, alternate, 3-5 lobed, lobes longer than wide; 4-12" wide, light green above, pale green and pubescent beneath
Flowers tiny, bisexual, crowded in round heads, 3-7 together on a common stalk; heads arranged in a row along the stalk
Fruit a small 1-seeded nutlet; nutlet falls from the head
 
Propagation:
seed
 
Usage:
a very dramatic large accent tree prized for its picturesque branch structure, bark color and foliage; used as lawn/shade tree
 
Landscape Care:
Watering prefers regular, but is drought-tolerant after established
Fertilizing little is needed (except as a lawn tree)
Pruning develop primary branch structure and selectively prune
Pests/Diseases
Special Conditions/Other Anthracnose, powdery mildew
 
Origin: California/Baja
Family: Platanaceae

Notes:
 
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