6mm Mixed Green Tufts from the Diorama Series. These tufts have an adhesive backing, but for extra security add a little PVA before sticking them to your bases. Tweezers are your friend.
AK Summer Green Tufts - 2mm - AK8124
Ak Interactive AK8243 - Light Green Tufts 2mm - New
Ak Interactive AK8245 - Dark Green Tufts 4mm - New
AK Interactive Dark Green Tufts 2mm Diorama & Basing AK8275
VALSC416 - AV Vallejo Scenery - Wild Tuft - Mixed Green, Large: 6mm
AV Vallejo Scenery - Wild Tuft - Mixed Green,Large: 6mm SC416