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Photo Credit: Forest and Kim Star

image description

Photo Credit: Forest and Kim Star

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QUICK FACTS

  • HPRWA SCORE 15
  • FAMILY Asparagaceae
  • CATEGORY Grasses & Groundcovers

asparagus (Asparagus densiflorus)

Listed on Hawai'i's most invasive horticultural plant's list, asparagus is a highly invasive perennial plant often used as a ground cover. This highly invasive perennial plant is also considered invasive in 9 countries

  • Erect or arching shrubs with stems that have needle-like leaves.
  • White flowers are insignificant white, short-lived and with a sweet smell.
  • White or red fruit with a large black seed is very attractive to birds.

Harm

  • This shade-tolerant plant that produces bird dispersed fruit, it is difficult to control once established due to an extensive root structure and ability to regrow from small parts of roots.
  • Observed growing in the wild where it invades moist, low-light areas quickly.
  • It spreads by seed and tubers, which sprout far from the main plant.
  • It is considered a "landscaping nightmare" due to eradication and containment issues.