Growli

Pest identification

What's eating my water violet?

Waterfowl (ducks, coots)

Signs: Diving and foraging birds consume or dislodge delicate submerged foliage and flower stems.

Control: Use netting over the pond surface during critical growth periods; plant in sheltered, partially shaded areas less frequented by birds.

Pond fish (goldfish, koi, grass carp)

Signs: Fish nibble or uproot submerged foliage, destroying the plant's oxygenating mat entirely.

Control: Do not stock plant-browsing fish species alongside Water Violet. Use fish-free or low-stocked ponds for best results.

Aphids (on flower spikes)

Signs: Occasional colonies on emerged flower stems above water cause cosmetic damage and honeydew deposits.

Control: Remove affected flower stems; the submerged body of the plant is rarely affected. Natural predators manage light infestations.

Keep water violet pest-free

Healthy plants resist pests best. Get the basics right:

Water Violet pests — FAQ

What is eating my water violet?

Water Violet is a delicate oxygenating pond plant that is largely pest-free. Waterfowl such as ducks may graze or disturb it, and carp will eat it if stocked. Aphids can settle on emerged flower spikes. The best protection is maintaining clear, well-oxygenated water and avoiding fish species that browse aquatic plants.

How do I get rid of waterfowl (ducks, coots) on water violet?

Diving and foraging birds consume or dislodge delicate submerged foliage and flower stems. Use netting over the pond surface during critical growth periods; plant in sheltered, partially shaded areas less frequented by birds.

How do I get rid of pond fish (goldfish, koi, grass carp) on water violet?

Fish nibble or uproot submerged foliage, destroying the plant's oxygenating mat entirely. Do not stock plant-browsing fish species alongside Water Violet. Use fish-free or low-stocked ponds for best results.

How do I get rid of aphids (on flower spikes) on water violet?

Occasional colonies on emerged flower stems above water cause cosmetic damage and honeydew deposits. Remove affected flower stems; the submerged body of the plant is rarely affected. Natural predators manage light infestations.