a synthetic resin background build chipboard composite fiberboard particle board particleboard pattern saw dust sawmill shavings texture wood Cornish cornwall cracked England english geology Great Britain lines natural nature pink purple rock sedimentary worn yellow gray grey banana cultivar dappled green leaf mottled musa plant red ribs stripes surface veins clouds drops mirror rain raindrops storm wallpaper water waterdrops window color curtain dot dots floral flowers leaves material orange plants tile trees backdrop blossom blossoms bush bushes desktop rhododendron spring structure structures textures brown decoration decorative grained hardwood textured vertical wooden abstract clear colorful colourful dark glass irregular light pastel ripples shape shapes