These species of plants should be planted in the shallow waters at the edges and margins of ponds and lakes. Most of them can with-stand some spells of drought and short periods of seasonal flooding.
Most tolerate boggy areas quite happily and can be planted in water up to 300mm deep.
As a general rule, dependant on pot size 4 – 6 plants per 1m². Massed plantings lend themselves to a natural effect.
Species include – Carex species, Glyceria maxima, Phalaris arundinacea, Lythrum salicaria, Pharagmities communis, Geum rivale