Spiraea japonica 'Gold Mound' Gold Mound SpireaNote: Spiraea japonica is listed as a non-native invasive shrub. But 'Gold Mound' is actually thought to be a sterile hybrid of Spiraea japonica var. alpina and S. x bumalda 'Gold Flame'.
- Deciduous shrub noted for its golden foliage and pink flowers in early summer
- Plant in full sun to partial shade
- Plant in rich, but well-drained soil
- Water regularly until established; fertilize in spring; prune ½ to 1/3 when dormant
- Height: 2-3 feet; Width: 3-4 feet
- Hardy in USDA zones 4-8:
- Zone 4: Plant in spring; plant in full sun; mulch heavily after first hard frost to prevent winter heaving; avoid contact with salt.
- Zone 5: Plant in spring; plant in full sun; mulch heavily after first hard frost to prevent winter heaving; avoid contact with salt.
- Zone 6: Plant in spring or early fall; plant in full sun to light shade; mulch after first hard frost.
- Zone 7: Plant in early fall; plant in full sun to light shade; mulch in fall.
- Zone 8: Plant in early fall; plant in full sun to partial shade; mulch in fall; gold foliage may fade and defoliate early in hot, dry weather.