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The Plant Guide

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Scotch broom

Cytisus scoparius

SIT-ih-sus sko-PAR-ee-us

Scotch broom is an upright, deciduous shrub with slender, arching shoots. In late spring, it produces abundant yellow flowers in axillary clusters.

Noteworthy CharacteristicsInitially planted as an ornamental, this Western Europe native is considered invasive in the Northwest U.S.

CareGrow in moderately fertile, well-drained soil. Thrives in poor, acidic soils.

PropagationRoot ripewood cutings in mid-summer or semi-ripe cuttings in late summer.

ProblemsGray mold (Botrytis), dieback, root rot, and spider mites.

  • Genus : Cytisus
  • Plant Height : 3 to 6 feet
  • Plant Width : 3 to 6 feet
  • Zones : 6, 7, 8
  • Uses : Containers
  • Moisture : Dry to Medium
  • Growth Rate : Fast
  • Light : Full Sun
  • Bloom Time : Late Spring, Spring
  • Plant Type : Shrubs
  • Plant Seasonal Interest : Spring Interest
  • Flower Color : Yellow
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Comments

  1. timothymichaeljohnson 05/19/2015

    Hi! Do the Scotch Brooms keep their bloom into the summer? We have seen ours go into full bloom and then days later they all fall off and we are back to by teen shrubs. Any insight would be helpful!

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