Botanical Name: Berberis nevinii (Mahonia nevinii)
Common Name: Berberis nevinii (Nevin's Mahonia)
Type of Plant: dicot: shrub
Character evergreen
 
Habit of Growth:
Overall Shape a large, loosely branched plant, with ascending and arching branches forming a rounded-mounding canopy; the branches are slender, cane-like, stiff, tending to arise in clumping fashion from the base
Height 5' - 10' (15')
Spread equal or more
Growth Rate moderate
 
Environment:
Exposure outdoors full sun preferred; tolerates partial sun inland
Soil thrives in well-draining sandy or rocky soils, tolerates clay
Hardiness hardy (zones 12-24): best suited to warm, dry habitats
 
Morphology:
Leaves odd-pinnately compound, alternate, with 3-5 stiff leathery leaflets; the leaflets are bluish-green, lanceolate, very spiny-toothed, 1" - 3" long
Flowers yellow, in loose terminal and axillary racemes, bisexual; March - May
Fruit a berry; small, yellow-red when ripe
 
Propagation:
seed
 
Usage:
an excellent large background mass or barrier plant, valued for its interesting foliage and profuse yellow flowers; well suited for erosion control
 
Landscape Care:
Watering an occasional deep soak; the plant becomes very drought resistant after established
Fertilizing little is required
Pruning selectively head back longest branches to maintain size (do not shear)
Pests/Diseases relatively free- occasionally gets leaf skeletonizer, aphid
Special Conditions/Other
 
Origin: Los Angeles and Riverside counties
Family: Berberidaceae

Notes:
 
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