Bumald Spirea (Spiraea × bumalda)

Bumald Spirea is a compact, deciduous flowering shrub known for its vibrant pink to deep rose flower clusters and colorful foliage that changes with the seasons. A hybrid between Spiraea albiflora and Spiraea japonica, it features a dense, mounding habit and is ideal for borders, mass plantings, or low hedges. Its foliage emerges with a pinkish-purple tint in spring, matures to green in summer, and turns bronze to reddish in fall, offering multi-season interest.

Category

Sun Needs:

  • Full sun for best flowering
  • Tolerates light shade
  • Prefers at least 6 hours of direct sunlight daily

Bloom Time:

  • Late spring to mid-summer
  • May rebloom with light pruning after initial flowering
Size:

Height: 2 to 3 feet
Width: 3 to 5 feet

Attributes:
  • Dense, mounding form
  • Pink to deep rose flower clusters
  • Colorful foliage from spring through fall
  • Attracts butterflies
  • Fast-growing and low-maintenance
  • Drought-tolerant once established
Care Tips:
  • Plant in well-drained, organically rich soil
  • Water regularly during establishment; drought-tolerant afterward
  • Prune in late winter or early spring to shape and encourage new growth (blooms on new wood)
  • Lightly shear after flowering to promote rebloom
  • Mulch to retain moisture and suppress weeds
Pest watch:
  • Generally pest-resistant, but monitor for aphids, leaf spot, and root rot

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