Invasive Species

Non-Native Invasive Species in Forest County

TERRESTRIAL:

  • Purple Loosestrife
  • Garlic Mustard
  • Wild Parsnip
  • Common Tansy
  • Buckthorn
  • Japanese Knotweed
  • Spotted Knapweed
  • Reed Canary Grass
  • Phragmites
  • Japanese barberry
  • Emerald Ash Borer
  • Earthworms
  • Jumping Worms

AQUATIC (AIS):

  • Eurasian Milfoil
  • Yellow Floating Heart
  • Curly Leaf Pondweed
  • Rusty Crayfish
  • Zebra Mussels
  • Spiny Water Flea
Invasive Species By Lake

View this page to check lakes in your area for invasive species.

Yellow Floating Heart (Nymphoides peltata)

Yellow Floating Heart (Nymphoides peltata)

Yellow floating heart grows in dense mats. It is originally from Eurasia, the Mediterranean, China, India, and Japan.  It is believed to spread from releases from water gardens and the nursery trade.  It reproduces by seeds, stems, or broken off leaves with part of a...