Cabomba – Cabomba species

C. aquatica, C. caroliniana, C. furcata, C. haynesii, C. palaeformis
Family: Cabombaceae

Growth Habit: Submerged leaves and stems with thin gelatinous coating. Stems can grow to ten metres. Leaves are feathery and fan-shaped.

Type of Plant: Cabomba is a fully submerged aquatic plant and is a perennial herb.

Flowers: Flowers in summer above the surface. C. caroliniana and C. palaeformis have white flowers; C. aquatica are yellow and C. furcata are purple.

Dispersal: Reproduces from dislodged stem pieces. Regeneration by seed has not been observed in Australia.

Distribution: Found in Queensland waterways.

Status: Cabomba is a Weed of National Significance.

Weed Impact:

  • Outcompetes freshwater plants which in turn effects birds, fish and reptiles
  • Impede access (recreation)
  • Serious threat to Australian biodiversity in waterways
  • Wetland habitats can be destroyed by heavy Cabomba infestations as it blocks out the sun and it increases the aging of lakes by increasing siltation
  • Imparts colour and taint effecting water quality which increases the cost of treatment

Information referenced from “Queensland Government, Department of Natural Resources Pest Fact No PP30.”