The Woodland Scenics brand offers the Bag of non-magnetic synthetic fibre, under the reference FP178, which has the following characteristics:
A synthetic fibre used to model shrubs, vines, undergrowth, other climbing vegetation and trees. Apply to the sides of buildings, tunnel gates, lampposts, billboards and along fence rows, or other places where you see vines growing. Ideal for quick and economical tree masses on your network. Great tint and non-magnetic.
Manufactured by Woodland Scenics,
Woodland Scenics is a brand specialising in the design of reduced-scale railway equipment. Find various dioramas (vegetation, flocking, fibres...) and other scenery accessories (ballast, paint, decorative earth...) made in HO 1/87; Z: 1/220; N: 1/160; O 1/43 or TT: 1/220 scales.