Scotch broom

Cytisus scoparius

Photo/Illustration: 
Stacey Leicht/Courtesy of Invasive Plant Atlas of New England
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Scotch broom (Cytisus scoparius)
SIT-ih-sus sko-PAR-ee-us
Genus:  Cytisus
Scotch broom is an upright, deciduous shrub with slender, arching shoots. In late spring, it produces abundant yellow flowers in axillary clusters.
Noteworthy Characteristics:  Initially planted as an ornamental, this Western Europe native is considered invasive in the Northwest U.S.
Care:  Grow in moderately fertile, well-drained soil. Thrives in poor, acidic soils.
Propagation:  Root ripewood cutings in mid-summer or semi-ripe cuttings in late summer.
Problems:  Gray mold (Botrytis), dieback, root rot, and spider mites.

Overview

Height
3 ft. to 6 ft.
Spread
3 ft. to 6 ft.
Growth Pace
Invasive/Aggressive Grower
Light
Full Sun Only
Moisture
Dry to Medium
Characteristics
Showy Flowers
Bloom Time
Late Spring,
Spring
Flower Color
Yellow Flower
Uses
Beds and Borders,
Container,
Roadside
Style
Rock Garden
Seasonal Interest
Spring Interest
Type
Shrubs

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