image description

Photo Credit: Forest & Kim Starr

PRINT DETAILS

QUICK FACTS

  • HPRWA SCORE 18
  • FAMILY Verbenaceae
  • CATEGORY Shrubs, Vines, & Others

pikake pilau (Clerodendrum chinense)

An invasive shrub that spreads aggressively from root suckers. The Division of Forestry and Wildlife of the Hawai'i Department of Land and Natural Resources has designated this species as one of Hawai'i's Most Invasive Horticultural Plants.

  • Scented shrub up to 8 ft tall
  • Heart-shaped leaves (2-12 in long by 2-11 in wide) grow opposite
  • Clusters of fragrant red and pink flowers (1 in)
  • Naturalized and cultivated on all main Hawaiian islands; native to Southern China and northern Vietnam
  • Primarily spread by root suckers and vegetative fragmentation

Harm

  • Spreads by root suckers and quickly forms dense thickets smothering understory plants
  • Escapes cultivation dominating roadsides, pasture lands and disturbed areas

Plant these Instead