Botanical Name: Cytisus spachianus (C. racemosus, Genista racemosa)
Common Name: Sweet broom
Type of Plant: dicot: shrub
Character evergreen
 
Habit of Growth:
Overall Shape an upright, many-branched plant, with erect or spreading branches forming a full oval to rounded canopy
Height 5-10'
Spread 3/4 - equal
Growth Rate rapid
 
Environment:
Exposure outdoors full sun required; prefers warm habitats
Soil most well draining locations
Hardiness hardy (zones 7-9, 11-24): thrives in warm inland areas
 
Morphology:
Leaves trifoliate, alternate, 3/4" - 1" long; the leaflets are oval-obovate, 1/2" long, medium green above, paler beneath; apex mucronate
Flowers bright yellow, sweet-pea shaped, very fragrant; in terminal 2-4" spikes; spring-summer
Fruit a pod: flat, tan, 1-1/2 to 2" long
 
Propagation:
seed – can naturalize aggressively
 
Usage:
a medium-sized to large filler, used mainly for its showy display of yellow flowers; good for slopes; for rustic or temperate-climate landscape styles; can become invasive by seedlings
 
Landscape Care:
Watering little is required after establishment; performs better with an occasional deep soaking in summer
Fertilizing add iron fertilizers in alkaline-soil areas
Pruning selectively head back after blooming period
Pests/Diseases tent caterpillars
Special Conditions/Other
 
Origin: Canary Islands
Family: Fabaceae

Notes:
 
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