Botanical Name: Eucalyptus microtheca
Common Name: Coolibah, Blue coolibah
Type of Plant: dicot: tree
Character
 
Habit of Growth:
Overall Shape Irregular, upright shrubby tree, often multi-trunked; often rugged and sprawling
Height 18-60'
Spread 20-30'
Growth Rate rapid
 
Environment:
Exposure outdoors; full sun preferred
Soil tolerates alkaline soils well; most any soil
Hardiness hardy (zones 8-24)
 
Morphology:
Leaves alternate, narrowly lanceolate; 2-1/2" - 8" long, 1/2-1 1/2" wide; acuminate apex and acute base; slightly glabrous, thick and leathery
Flowers insignificant creamy white, fragrant flowers without petals appear from July to mid November
Fruit woody, bell-shaped capsule, strongly ridged, 1/2" diameter
 
Propagation:
seed
 
Usage:
accent tree for rustic landscapes, valued for graceful form (with pruning) and for its smooth white bark; good for trail plantings, street or median tree, also attractive in hillside groves and parks
 
Landscape Care:
Watering tolerates long periods of drought but must receive intermittent water for growth and development; tolerates lawn watering and saline irrigation
Fertilizing none after established
Pruning develop primary scaffold structure when young
Pests/Diseases relatively pest free
Special Conditions/Other tolerates wind; widely used in Arizona
 
Origin: Australia
Family: Myrtaceae
 
Notes:
 
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