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The Plant Guide

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Japanese spirea

Spiraea japonica 'Alpina’

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This low-growing, clump-forming shrub has a spreading habit, reaching 10 inches tall. Slender branches spread across the ground. Foliage is light blue-green to 1 inch long. In late June, this plant bears clusters of pink flowers; bloom continues into September if deadheaded.

Noteworthy CharacteristicsMakes a good front-of-the-border or edge-of-the-woods garden plant.

CareGrow in fertile, moist but well-drained soil and full sun.

PropagationTake greenwood cuttings in summer.

ProblemsDieback, fireblight, powdery mildew, and Cylindrocladium leaf spot can affect it. Weevils, scale insects, and aphids.

  • Genus : Spiraea
  • Plant Width : 1 to 3 feet
  • Zones : 4, 5, 6, 7, 8, 9
  • Plant Height : 6 to 12 inches
  • Light : Full Sun
  • Uses : Ground Covers
  • Moisture : Medium Moisture
  • Flower Color : Pink
  • Plant Type : Shrubs
  • Bloom Time : Summer
  • Plant Seasonal Interest : Summer Interest
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