Botanical Name: Dendromecon harfordii
Common Name: Island bush poppy
Type of Plant: dicot: shrub
Character evergreen
 
Habit of Growth:
Overall Shape a medium to large-sized shrub, with upright and spreading branches forming a full mounded canopy; older plants can become tree-like
Height 5' - 15' (20')
Spread equal
Growth Rate slow-moderate
 
Environment:
Exposure outdoors needs full sun near coast; tolerates some shade inland if soil is dry
Soil loose, well-draining soils required; good on slopes
Hardiness (zones 14-20): hardy - prefers warm low-elevation sites
 
Morphology:
Leaves pinnate, alternate, elliptic or oval; distinctly grayish-green, leathery; 1"-2" long, with a pointed apex
Flowers bright sulfur yellow, solitary 1"-2" diameter, 4-petaled; March - July, intermittent
Fruit a capsule; slender, curved, 1" long
 
Propagation:
seed
 
Usage:
a spectacular large accent shrub or filler for its heavy display of yellow flowers; massed background plantings or low screens; slope plantings
 
Landscape Care:
Watering an occasional deep soaking; avoid summer watering after established
Fertilizing none required after established
Pruning selectively head back after blooming to control size and shape
Pests/Diseases root fungus diseases in poorly drained soils
Special Conditions/Other plant in the container to avoid root damage
 
Origin: Souther California islands
Family: Papaveraceae

Notes:
 
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