Scientific Name: Lemna minor
Common Name: common duckweed
Family Name: Araceae
Origin: Australia / New Zealand, North America, South Asia / India
Hardiness Zone: Zone 4: (-34 to -29 °C)
Plant Type: Annual, Weed (horticultural)
Mature Size: < 0.1m x 4 - 5m (height x width)
Habit: Spreading
Form: Creeping / Mat-like
Texture: Fine
Landscape Uses: Aquatic - ponds, Wetland - bogs, Wildlife food
Exposure: Full sun
Soil or Media: Bog
Leaves: Simple, Lobed, Whorled, Succulent, Lustrous, Elliptic, Obovate, Ovate
Flowers: Flowers solitary, White, Green-yellow, May-Jun-Jul
Fruit: Achene, Green-yellow, Jul-Aug
Key ID Features:
Floating aquatic weed; fronds 2-6mm long, succulent, flat and circular, similar in appearance to squashed peas, un-stalked but with thin adventitious roots arising from the blade.