Water Lettuce, Shellflower Pistia stratiotes

Water Lettuce, Shellflower

Pistia stratiotes

A floating aquatic that is deciduous, but can be evergreen in warmer climates, providing the temperatures does not drop below 10 deg C (50 deg F).
It has overlapping pale, green leaves, which are lettuce-like in their arrangement. They are velvety to the touch and whitish-green on the underside.
New plants should be kept thinned in summer.

Height 23-30cm (9-12")
Spread indefinite
Water depth to 90cm (3ft) Tender
Sun
Propogation by separating plantlets