Botanical Name: Araucaria bidwillii
Common Name: Bunya-bunya
Type of Plant: conifer: tree
 
Habit of Growth:
Overall Shape A tall, mostly single-trunked evergreen tree with open, stiff branching in youth; forms a densely-branched oval canopy with age
Height 40 - 60' (80')
Spread 1/4 - 1/3
Growth Rate moderate
 
Environment:
Exposure outdoor prefers full sun; tolerates some shade in inland locations
Soil thrives in many soil types; prefers well-draining deep loam
Hardiness hardy (Zones 7-9, 12-24); best suited to mild, humid climates
 
Morphology:
Leaves young growth leaves are triangular, sharp-tipped, bright glossy green, 2-ranked on stem; mature growth leaves are oval, alternate, 1-2" long
Flowers none; female cones small, round
Fruit female cone large, oval to rounded, 8-10" long – spiny tipped
 
Propagation:
seed
 
Usage:
mainly used as a background vertical accent for its striking silhouette of stiff branches and unusual-looking foliage; for large-area parks or estate-sized gardens; suitable for woodlands theme projects
 
Landscape Care:
Watering prefers regular; can tolerate some drought after established
Fertilizing balanced (in spring) until well established; little needed after
Pruning little required; selectively head back errant growth as needed
Pests/Diseases relatively free; check for scale and mealybug in shaded areas
Special Conditions/Other avoid sitting under older trees – heavy cones may fall, cause injury
 
Origin: humid forest regions of eastern Australia
Family: Araucariaceae

Notes:
 
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