A mix of tall beige and black fibers and a brown undergrowth. Perfect for a swamp evil look.
One plastic sheet of 14.5cm x 6.5cm full of Gamer's Grass tufts. Tufts are 4-6mm tall.
Just pop-out the tufts from the sheet of plastic and glue them to your models.

Wild sheet tufts are tufts in a wide variety of shapes. Around 70 tufts per sheet.